Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Neutral Conductor Chapter 1 General...9
|
|
- Evan Franklin
- 6 years ago
- Views:
Transcription
1 Article 90 Introduction Purpose of the NEC Scope of the NEC Code Arrangement Enforcement Mandatory Requirements and Explanatory Material Formal Interpretations Examination of Equipment for Product Safety Units of Measurement...7 Article 90 Questions...8 Chapter 1 General...9 Article 100 Definitions...11 Article 110 Requirements for Electrical Installations...31 Part I. General Requirements Scope Approval of Equipment Examination, Identification, Installation, and Use of Equipment Voltages Copper Conductors Conductor Sizes Conductor Insulation Suitable Wiring Methods Interrupting Protection Rating Short-Circuit Current Rating Deteriorating Agents Mechanical Execution of Work Mounting and Cooling of Equipment Conductor Termination High-Leg Conductor Identification Flash Protection Warning Manufacturer s Markings Identification of Disconnecting Means...43 Part II. 600V, Nominal or Less Spaces About Electrical Equipment Guarding...48 Article 110 Questions...49 Chapter 2 Wiring and Protection...51 Article 200 Use and Identification of Grounded Neutral Conductor Scope Identification of the Grounded Neutral Conductor Use of White or Gray Color Terminal Identification Identification of Terminals Polarity...57 Article 200 Questions...58 Article 210 Branch Circuits...59 Part I. General Provisions Scope Other Articles Branch-Circuit Rating Multiwire Branch Circuits Identification for Branch Circuits Branch-Circuit Voltage Limitation Branch-Circuit Receptacle Requirements GFCI-Protected Receptacles Branch-Circuits Required Arc-Fault Circuit-Interrupter (AFCI) Protection Guest Rooms and Guest Suites...71 Part II. Branch-Circuit Ratings Conductor Sizing Overcurrent Protection Outlet Device Rating Permissible Loads Common Area Branch Circuits...75 vi
2 Understanding the National Electrical Code, Volume 1 Part III. Required Outlets General Dwelling Unit Receptacle Outlet Requirements Receptacles in Guest Rooms or Guest Suites for Hotels and Motels Heating, Air-Conditioning, and Refrigeration Equipment (HACR) Lighting Outlet Requirements...82 Article 210 Questions...85 Article 215 Feeders Scope Minimum Rating Overcurrent Protection High-Leg Conductor Identification Ground-Fault Protection of Equipment Identification for Feeders...89 Article 215 Questions...91 Article 220 Branch-Circuit, Feeder, and Service Calculations...93 Part I. General Scope Application of Other Articles Calculations...94 Part II. Branch-Circuit Load Calculations General Lighting Other Loads All Occupancies Maximum Load on a Branch Circuit...99 Part III. Feeder and Service Calculations General General Lighting Demand Factors Commercial Show Window and Track Lighting Load Commercial Receptacle Load Motor Load Fixed Electric Space-Heating Load Dwelling Unit Small-Appliance and Laundry Load Dwelling Unit Appliance Load Dwelling Unit Electric Clothes Dryer Load Dwelling Unit Electric Ranges and Cooking Appliances Commercial Kitchen Equipment Load Noncoincident Loads Feeder/Service Neutral Unbalanced Load Part IV. Optional Calculations for Computing Feeder and Service Loads Dwelling Unit Optional Load Calculation Table of Contents Multifamily Optional Load Calculation Optional Calculation Two Dwelling Units Article 220 Questions Article 225 Outside Wiring Part I General Requirements Scope Other Articles Minimum Size Conductors Luminaires Installed Outdoors Supports Over Buildings Attachment Masts as Support Clearances Clearances from Buildings Raceways on Exterior Surfaces of Buildings or Other Structures Trees for Conductor Support Part II. More Than One Building or Structure Number of Supplies Disconnecting Means Disconnect Location Maximum Number of Disconnects Grouping of Disconnects Access to Occupants Identified as Suitable for Service Equipment Identification of Multiple Supplies Disconnect Construction Rating of Disconnecting Means Article 225 Questions Article 230 Services Part I. General Scope Number of Services Pass Through a Building or Structure Conductors Considered Outside a Building Service Conductors Separate from Other Conductors Raceway Seals Clearance from Building Openings Vegetation as Support Part II. Overhead Service-Drop Conductors Size and Rating Clearances Point of Attachment Means of Attachment Service Masts Used as Supports vii
3 Table of Contents Understanding the National Electrical Code, Volume 1 Part III. Underground Service-Lateral Conductors Size and Rating Protection Against Damage Part IV. Service Entrance Conductors Number of Service-Entrance Conductor Sets Size and Rating Wiring Methods Cable Trays Spliced Conductors Protection Against Physical Damage Aboveground Service Cable Supports Connections at Weatherheads High-Leg Identification Part V. Service Equipment General Identified as Suitable for Service Equipment Part VI. Service Equipment Disconnecting Means General Number of Disconnects Grouping of Disconnects Manual or Power Operated Rating of Disconnect Equipment Connected to the Supply Side of the Service Disconnect Part VII. Service Equipment Overcurrent Protection Overload Protection Required Ground-Fault Protection of Equipment Article 230 Questions Article 240 Overcurrent Protection Part I. General Scope Definitions Protection of Equipment Protection of Conductors Protection of Flexible Cords and Fixture Wires Standard Ampere Ratings Supplementary Overcurrent Protection Ground-Fault Protection of Equipment Part II. Location Ungrounded Conductors Overcurrent Protection Location in Circuit Location of Overcurrent Protection Devices Part III. Enclosures Damp or Wet Locations Vertical Position Part V. Plug Fuses, Fuseholders, and Adapters Edison-Base Fuse Type S Fuses Type S Fuses, Adapters, and Fuseholders Part VI. Cartridge Fuses and Fuseholders General Classification Part VII. Circuit Breakers Method of Operation Indicating Markings Applications Article 240 Questions Article 250 Grounding and Bonding Part I. General Scope Definitions General Requirements for Grounding and Bonding Objectionable Current Termination of Grounding and Bonding Conductors Protection of Fittings Clean Surface Part II. System Grounding and Bonding Systems Required to be Grounded and Bonded Grounding and Bonding at Service Equipment Main Bonding Jumper and System Bonding Jumper Grounding and Bonding of Separately Derived AC Systems Buildings or Structures Supplied by a Feeder or Branch Circuit Generators Portable and Vehicle-Mounted High-Impedance Grounded Neutral Systems Part III. Grounding Electrode System and Grounding Electrode Conductor Grounding Electrode System Grounding (Earthing) Electrodes Installation of Grounding Electrode System Supplementary Electrodes Resistance of Ground Rod Electrode Common Grounding (Earthing) Electrode Lightning Protection System Grounding (Earthing) Electrode Grounding Electrode Conductor Material Grounding Electrode Conductor Installation viii
4 Understanding the National Electrical Code, Volume 1 Table of Contents Grounding Electrode Conductor Size Grounding Electrode Conductor Termination Grounding Electrode Conductor Termination Fitting Part IV. Grounding (Bonding) of Enclosure, Raceway, and Service Cable Service Enclosures Other Enclosures Part V. Bonding Service Bonding Grounding (Bonding) of Communications Systems Bonding Other Enclosures Bonding 277V/480V Bonding Hazardous (Classified) Locations Bonding Jumper Bonding of Piping Systems and Exposed Structural Metal Lightning Protection System Part VI. Equipment Grounding (Bonding) and Equipment Grounding (Bonding) Conductors Fixed Equipment Connected by Permanent Wiring Methods General Fixed Equipment Connected by Permanent Wiring Methods Specific Equipment Connected by Cord and Plug Types of Equipment Grounding (Bonding) Conductors Identification of Equipment Grounding (Bonding) Conductor Sizing Equipment Grounding (Bonding) Conductor Identification of Wiring Device Terminals Part VII. Methods of Equipment Grounding (Bonding) Equipment Grounding (Bonding) Conductor Connections Grounding (Bonding) Fixed Equipment Grounding (Bonding) Cord-and-Plug Connected Equipment Grounding (Bonding) Ranges, Ovens, and Clothes Dryers Use of Grounded Neutral Conductor for Equipment Grounding (Bonding) Connecting Receptacle Grounding Terminal to Box Continuity and Attachment of Equipment Grounding (Bonding) Conductors to Boxes Article 250 Questions Article 280 Surge Arresters Part I. General Scope Definition Number Required Surge Arrester Selection Part II. Installation Location Routing of Conductors Part III. Connecting Surge Arresters Installed at Services of Less Than 1,000V Installed on the Load Side of Services of Less Than 1,000V Article 280 Questions Article 285 Transient Voltage Surge Suppressors (TVSSs) Part I. General Scope Definition Uses Not Permitted Number Required Listing Short-Circuit Current Rating Part II. Installation Location Routing of Conductors Part III. Connecting Transient Voltage Surge Suppressors Connection Article 285 Questions Chapter 3 Wiring Methods and Materials Article 300 Wiring Methods Part I. General Requirements Scope Conductors Protection Against Physical Damage Underground Installations Protection Against Corrosion and Deterioration Raceways Exposed to Different Temperatures Not Permitted in Raceways Electrical Continuity Securing and Supporting ix
5 Table of Contents Understanding the National Electrical Code, Volume Mechanical Continuity Splices and Pigtails Length of Free Conductors Boxes or Conduit Bodies Raceway Sizing Inserting Conductors in Raceways Supporting Conductors in Vertical Raceways Induced Currents in Metal Parts Spread of Fire or Products of Combustion Ducts, Plenums, and Air-Handling Spaces Panels Designed to Allow Access Article 300 Questions Article 310 Conductors For General Wiring Scope Conductors Stranded Conductors Conductors in Parallel Minimum Size Conductors Location Corrosive Conditions Insulation Temperature Limitation Conductor Identification Conductor Construction Conductor Ampacity Article 310 Questions Article 312 Cabinets, Cutout Boxes, and Meter Socket Enclosures Scope Part I. Installation Damp, Wet, or Hazardous (Classified) Locations Installed in Walls Repairing Gaps Around Plaster, Drywall, or Plasterboard Edges Enclosures Used for Raceway and Splices Article 312 Questions Article 314 Outlet, Device, Pull and Junction Boxes, Conduit Bodies, and Handhole Enclosures Part I. Scope and General Scope Nonmetallic Boxes Metal Boxes Short-Radius Conduit Bodies Part II. Installation Damp, Wet, or Hazardous (Classified) Locations Number of 6 AWG and Smaller Conductors in Boxes and Conduit Bodies Conductors That Enter Boxes or Conduit Bodies Boxes Recessed in Walls or Ceilings Repairing Gaps Around Boxes Surface Extensions Support of Boxes and Conduit Bodies Covers and Canopies Outlet Box Boxes and Conduit Bodies for Conductors 4 AWG and Larger Wiring to be Accessible Handhole Enclosures Article 314 Questions Article 320 Armored Cable (Type AC) Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Exposed Work Through or Parallel to Framing Members In Accessible Attics or Roof Spaces Bends Secured and Supported Boxes and Fittings Conductor Ampacities Part III. Construction Specifications Construction Equipment Grounding (Bonding) Article 320 Questions Article 330 Metal-Clad Cable (Type MC) Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Through or Parallel to Framing Members In Accessible Attics or Roof Spaces Bends Part II. Installation Secured and Supported x
6 Understanding the National Electrical Code, Volume 1 Table of Contents Fittings Conductor Ampacities Part III. Construction Specifications Equipment Grounding (Bonding) Article 330 Questions Article 334 Nonmetallic-Sheathed Cable (Types NM and NMC) Part I. General Scope Definition Listed Part II. Installation Uses Permitted Uses Not Permitted Exposed Through or Parallel to Framing Members Attics and Roof Spaces Bends Secured or Supported Conductor Ampacity Part III. Construction Specifications Construction Conductors Equipment Grounding Insulation Article 334 Questions Article 336 Power and Control Tray Cable (Type TC) Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Article 336 Questions Article 338 Service-Entrance Cables (Types SE and USE) Part I. General Scope Definition Part II. Installation Uses Permitted Bends Article 338 Questions Article 340 Underground Feeder and Branch-Circuit Cable (Type UF) Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Uses Not Permitted Bends Ampacity Insulation Article 340 Questions Article 342 Intermediate Metal Conduit (Type IMC) Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Dissimilar Metals Trade Size Number of Conductors Bends Number of Bends (360 ) Reaming Secured and Supported Couplings and Connectors Bushings Article 342 Questions Article 344 Rigid Metal Conduit (Type RMC) Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Dissimilar Metals Trade Size Number of Conductors Bends Number of Bends (360 ) Reaming Secured and Supported Couplings and Connectors xi
7 Table of Contents Understanding the National Electrical Code, Volume Bushings Article 344 Questions Article 348 Flexible Metal Conduit (Type FMC) Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends Number of Bends (360 ) Trimming Secured and Supported Fittings Bonding Article 348 Questions Article 350 Liquidtight Flexible Metal Conduit (Type LFMC) Part I. General Scope Definition Listing Requirement Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends Number of Bends (360 ) Secured and Supported Fittings Bonding Article 350 Questions Article 352 Rigid Nonmetallic Conduit (Type RNC) Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends Number of Bends (360 ) Trimming Secured and Supported Expansion Fittings Bushings Joints Grounding (Bonding) Article 352 Questions Article 353 High-Density Polyethylene Conduit (Type HDPE) Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends How Made Bends Number in One Run Trimming Bushings Joints Splices and Taps Grounding (Bonding) Article 353 Questions Article 354 Nonmetallic Underground Conduit with Conductors (Type NUCC) Part I. General Scope Definition Listing Requirement Part II. Installation Uses Permitted Uses Not Permitted Trade Size Bends Number of Bends (360º) Trimming Bushings Joints Conductor Terminations Article 354 Questions xii
8 Understanding the National Electrical Code, Volume 1 Article 356 Liquidtight Flexible Nonmetallic Conduit (Type LFNC) Part I. General Scope Definition Listing Requirement Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends Number of Bends (360 ) Secured and Supported Fittings Grounding (Bonding) Article 356 Questions Article 358 Electrical Metallic Tubing (Type EMT) Part I. General Scope Definition Listing Requirement Part II. Installation Uses Permitted Uses Not Permitted Trade Size Number of Conductors Bends Number of Bends (360 ) Reaming and Threading Secured and Supported Coupling and Connectors Article 358 Questions Article 362 Electrical Nonmetallic Tubing (Type ENT) Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Trade Sizes Number of Conductors Bends Number of Bends (360 ) Table of Contents Trimming Secured and Supported Bushings Joints Grounding (Bonding) Article 362 Questions Article 376 Metal Wireways Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Conductor Maximum Size Number of Conductors Wireway Sizing Supports Splices and Taps Article 376 Questions Article 378 Nonmetallic Wireways Part I. General Scope Definition Part II. Installation Uses Permitted Uses Not Permitted Conductor Maximum Size Number of Conductors Wireway Sizing Supports Expansion Fittings Splices and Taps Grounding (Bonding) Article 378 Questions Article 380 Multioutlet Assembly Scope Uses Through Partitions Article 380 Questions Article 384 Strut-Type Channel Raceways Part I. General Scope Definition xiii
9 Table of Contents Understanding the National Electrical Code, Volume 1 Part II. Installation Uses Permitted Uses Not Permitted Conductor Maximum Size Number of Conductors Securing and Supporting Splices and Taps Grounding (Bonding) Article 384 Questions Article 386 Surface Metal Raceways Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Uses Not Permitted Size of Conductors Number of Conductors Securing and Supporting Splices and Taps Grounding (Bonding) Separate Compartments Article 386 Questions Article 388 Surface Nonmetallic Raceways Part I. General Scope Definition Listing Requirements Part II. Installation Uses Permitted Uses Not Permitted Size of Conductors Number of Conductors Splices and Taps Grounding (Bonding) Separate Compartments Article 388 Questions Article 392 Cable Trays Scope Definition Uses Permitted Uses Not Permitted Installation Grounding (Bonding) Cable Installation Article 392 Questions Chapter 4 Equipment for General Use Article 400 Flexible Cords and Flexible Cables Scope Suitability Types of Flexible Cords and Flexible Cables Ampacity of Flexible Cords and Flexible Cables Uses Permitted Uses Not Permitted Pull at Joints and Terminals Overcurrent Protection Protection from Damage Article 400 Questions Article 402 Fixture Wires Scope Types Allowable Ampacity of Fixture Wires Minimum Size Raceway Size Grounded Neutral Conductor Uses Permitted Uses Not Permitted Overcurrent Protection Article 402 Questions Article 404 Switches Scope Switch Connections Switch Enclosures Wet Locations Position of Knife Switches Indicating Accessibility and Grouping Switch Cover Plates (Faceplate) Mounting Snap Switches Circuit Breakers Used as Switches Grounding (Bonding) Metal Enclosures Rating and Use of Snap Switches Switch Marking Article 404 Questions Article 406 Receptacles, Cord Connectors, and Attachment Plugs Caps Scope xiv
10 Understanding the National Electrical Code, Volume Receptacle Rating and Type General Installation Requirements Receptacle Mounting Receptacle Faceplates Attachment Plugs, Cord Connectors, and Flanged Surface Devices Receptacles in Damp or Wet Locations Connecting Receptacle Grounding Terminal to Box Article 406 Questions Article 408 Switchboards and Panelboards Part I. General Scope Arrangement of Busbars and Conductors Circuit Directory or Circuit Identification Clearance for Conductor Entering Bus Enclosures Unused Openings Part III. Panelboards Classification of Panelboards Number of Overcurrent Protection Devices Overcurrent Protection of Panelboard Panelboards in Damp or Wet Locations Grounding (Bonding) of Panelboards Grounded Neutral Conductor Terminations Article 408 Questions Article 410 Luminaires, Lampholders, and Lamps Part I. General Scope Part II. Luminaire Locations Luminaires in Specific Locations Clothes Closets Part III. Luminaire Outlet Boxes and Covers Outlet Boxes to be Covered Connection of Electric-Discharge Luminaires Part IV. Luminaire Supports Supports Means of Support Part V. Grounding (Bonding) Exposed Luminaire Parts Part VI. Wiring of Luminaires Polarization of Luminaires Cord-Connected Luminaires Luminaires Used as a Raceway Table of Contents Wiring Luminaires Connected Together Branch-Circuit Conductors and Ballast Part VIII. Lampholders Screw-Shell Lampholder Part XI. Recessed Luminaires Thermally Protected Recessed Luminaire Clearances Wiring Part XIII. Electric-Discharge Lighting General Luminaire Mounting Part XV. Track Lighting Definition Installation Fastening Part XVI. Decorative Lighting and Similar Accessories Listing of Decorative Lighting Article 410 Questions Article 411 Lighting Systems Operating at 30V or Less Scope Definition Listing Required Locations Not Permitted Secondary Circuits Article 411 Questions Article 422 Appliances Part I. General Scope Other Articles Part II. Branch-Circuit Requirements Branch-Circuit Rating Overcurrent Protection Fossil Fuel Heating Equipment (Furnaces) Storage Water Heaters Central Vacuum Flexible Cords Support of Ceiling-Suspended (Paddle) Fans Part III. Disconnect Permanently Connected Appliance Disconnect Cord-and-Plug Connected Appliance Disconnect Unit Switch as Disconnect Cord-and-Plug Connected Vending Machines Article 422 Questions xv
11 Table of Contents Understanding the National Electrical Code, Volume 1 Article 424 Fixed Electric Space-Heating Equipment Part I. General Scope Branch Circuits Permanently Installed Electric Baseboard Heaters with Receptacles Part III. Electric Space-Heating Equipment Disconnecting Means Part V. Electric Space-Heating Cables Installation of Cables in Concrete or Poured Masonry Floors Part VI. Duct Heaters Disconnect for Electric Duct Heater Controller Article 424 Questions Article 430 Motors, Motor Circuits, and Controllers Part I. General Scope Definitions Table FLC Versus Motor Nameplate Current Rating Marking on Controllers Motor Controller Terminal Requirements Location of Motors The Highest-Rated Motors Part II. Conductor Size Single Motor Conductor Size Several Motors Conductor Size Motor Feeder Taps Part III. Overload Protection Overload Overload Sizing Continuous-Duty Motors Use of Fuses for Overload Protection Number of Overload Devices Part IV. Branch-Circuit Short-Circuit and Ground-Fault Protection General Branch-Circuit Short-Circuit and Ground-Fault Protection Single Overcurrent Protective Device Part V. Feeder Short-Circuit and Ground-Fault Protection Feeder Protection Part VI. Motor Control Circuits Overcurrent Protection for Control Circuits Disconnect for Control Circuit Part VII. Motor Controllers Controller Rating Need Not Open All Conductors of the Circuit Controller for Each Motor Motor Controller Enclosure Types Part IX. Disconnecting Means Disconnect Requirement Disconnect Opens All Conductors Marking and Mounting Readily Accessible Disconnecting Means Rating Combination Controller-Disconnect Part X. Adjustable-Speed Drive Systems General Conductors Minimum Size and Ampacity Overload Protection Disconnecting Means Part XIV. Tables Table Full-Load Current, Single-Phase Motors Table Full-Load Current, Three-Phase Motors Table Locked-Rotor Currents Article 430 Questions Article 440 Air-Conditioning and Refrigeration Equipment Part I. General Scope Definitions Other Articles Marking on Hermetic Refrigerant Motor-Compressors and Equipment Ampacity and Rating Part II. Disconnecting Means Location Part III. Circuit Protection General Short-Circuit and Ground-Fault Protection Device Size Part IV. Conductor Sizing Conductor Size One Motor-Compressor Conductor Size Several Motor-Compressors Part VII. Room Air Conditioners Branch-Circuit Requirements xvi
12 Understanding the National Electrical Code, Volume 1 Table of Contents Disconnecting Means Supply Cord Leakage Current Detection and Interruption, and Arc-Fault Circuit Interrupter Article 440 Questions Article 445 Generators Scope Marking Overcurrent Protection Ampacity of Conductors Disconnecting Means Article 445 Questions Article 450 Transformers and Transformer Vaults Part I. General Scope Overcurrent Protection Ventilation Marking Transformer Accessibility Part III. Transformer Vaults Location Walls, Roofs, and Floors Doorways Ventilation Openings Water Pipes and Accessories Storage in Vaults Article 450 Questions Article 460 Capacitors Scope Enclosing and Guarding Part I. 600V, Nominal, and Under Conductors Rating or Setting of Motor Overload Device Article 460 Questions xvii
Preface...x Chapter 1 Electrical Fundamentals
Preface...x Chapter 1 Electrical Fundamentals Unit 1 Matter...3 Introduction...3 1.1 Matter...3 1.2 Atomic Theory...3 1.3 Law of Electrical Charges...4 1.4 Law of Atomic Charges...5 Negative Atomic Charge...5
More informationTable of Contents. Unit 3 Magnetism Unit 1 Matter Unit 4 Electricity Unit 2 Electron Theory Unit 5 Electromagnetism...
Introduction...x How to Use This Textbook...xi About the Author...xii About the Graphic Illustrator...xiii Mike Holt Enterprises Team...xiv Chapter 1 Electrical Fundamentals... 1 Unit 1 Matter... 3 Introduction...
More informationSpring Test 10 due 05/11/2013
Spring Test 10 due 05/11/2013 Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. When installed in an agricultural building that houses livestock
More informationSpring Test 7 due 05/03/2013
Spring Test 7 due 05/03/2013 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. A raceway contains two 3-phase, 3-wire circuits that supply 38 ampere continuous
More informationElectrical Tech Note 111 Biosystems & Agricultural Engineering Department Michigan State University
Electrical Tech Note 111 Biosystems & Agricultural Engineering Department Michigan State University Electrical Code Changes in Michigan 1 (Based on Part 8, P.A. 230, the 2005 NEC and the 2003 MRC) This
More informationThe following are specific provisions of 1910(a)(2) that could be seen in the LBM sector
Know the Rules on Temporary Wiring OSHA Standard 1910.305, Wiring methods, components, and equipment for general use, addresses wiring methods, components, and equipment for general use as one of several
More informationCHAPTER V RESIDENTIAL WIRING
CHAPTER V RESIDENTIAL WIRING 5.1. THE SERVICE ENTRANCE Buildings and other structures receive the electrical energy through the service entrance. In residential wiring, the electric company supply this
More information2011 NEC Code Updates Part 3
www.garyklinka.com Page 1 of 22 Instructions: Fee $35 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More informationSee Part 3 for the Introduction for Article 314
See Part 3 for the Introduction for Article 314 76 314.25 Covers and Canopies When the installation is complete, each outlet box must be provided with a cover or faceplate, unless covered by a fixture
More informationNEC 2011 Code Changes
NEC 2011 Code Changes Articles 280.21-300.50 CHANGES FROM 2008 TO 2011 CODE ARE IN RED Chapter 2 - Wiring and Protection ARTICLE 280 Surge Arresters, Over 1kV III. Connecting Surge Arresters 280.21 Connection
More informationTABLE OF CONTENTS. About the Mike Holt Enterprises Team... xviii CHAPTER 1 ELECTRICAL THEORY... 1
TABLE OF CONTENTS Introduction...xv About the Mike Holt Enterprises Team... xviii CHAPTER 1 ELECTRICAL THEORY... 1 Unit 1 Electrician s Math and Basic Electrical Formulas... 1 Part A Electrician s Math...
More informationARKANSAS ELECTRICIANS
CONTINUING EDUCATION FOR ARKANSAS ELECTRICIANS 2014 NEC Code Change 8 Hours AMERICAN ELECTRICAL INSTITUTE N16 W23217 Stone Ridge Drive, Suite 290 Waukesha, WI 53188 855-780-5046 www.aeitraining.com DISCLAIMER
More informationChapter 1 Electrical Theory...1
Electrical Formulas with Sample Calculations Table of Contents Chapter 1 Electrical Theory...1 Unit 1 Electrician s Math and Basic Electrical Formulas...3 Part A Electrician s Math...3 1 1 Fractions...3
More informationMECKLENBURG COUNTY. Land Use and Environmental Service Agency Code Enforcement 2/8/12 ELECTRICAL CONSISTENCY MEETING. Code Consistency Questions
MECKLENBURG COUNTY Land Use and Environmental Service Agency Code Enforcement 2/8/12 ELECTRICAL CONSISTENCY MEETING Code Consistency Questions 1. I am inspecting a building addition. They have a 480V to
More informationTABLE OF CONTENTS CHAPTER 1 ELECTRICAL THEORY About This Textbook...xi. Passing Your Exam...xiv. How to Use the National Electrical Code...
TABLE OF CONTENTS About This Textbook...xi Passing Your Exam...xiv How to Use the National Electrical Code... 1 CHAPTER 1 ELECTRICAL THEORY... 7 Unit 1 Electrician s Math and Basic Electrical Formulas...
More informationCHAPTER 10 ELECTRICAL. Notes:
CHAPTER 10 ELECTRICAL 1001.0 General Requirements. Electrical wiring and equipment shall comply with the requirements of NFPA 70, National Electrical Code (NEC), or local ordinances. 1002.0 Solar Photovoltaic
More informationFee $20 Course: NEC Changes 1 This course is valid for these credentials: Credential Description Cred Code Credit Hours
www.garyklinka.com Page 1 of 18 Instructions: Fee $20 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More informationUNIT 1 ELECTRICIAN S MATH AND BASIC ELECTRICAL FORMULAS...1 Introduction...1. UNIT 2 ELECTRICAL CIRCUITS...49 Introduction...49
UNIT 1 ELECTRICIAN S MATH AND BASIC ELECTRICAL FORMULAS...1 Introduction...1 PART A ELECTRICIAN S MATH...1 Introduction...1 1.1 Whole Numbers...1 1.2 Decimal...1 1.3 Fractions...1 1.4 Percentages...2 1.5
More informationTable of Contents. CHAPTER 1 ElECTRiCAl THEoRY Mike Holt enterprises, inc neC.Code ( )
CHAPTER 1 ElECTRiCAl THEoRY... 1 UniT 1 electrician s MaTH and BasiC electrical formulas... 3 Introduction to Unit 1... 3 Part A Electrician s Math... 3 Introduction... 3 1.1 Whole Numbers... 3 1.2 Decimals...
More informationContinued from Part 2 Rules
Continued from Part 2 Rules 26 50. 51 250.94 Grounding (Bonding) of Communications Systems An accessible bonding point must be provided at service equipment or the disconnecting means of separate buildings
More information90.2 Scope. The installation of electrical conductors, equipment and raceways for:
NEC Generator Primer Rules on the installation of generators and transfer switches 1 90.2 Scope The installation of electrical conductors, equipment and raceways for: public and private premises Conductors
More informationWISCONSIN ELECTRICIANS
Wisconsin Contractors Institute 2017 PART 2 3 CONTINUING EDUCATION FOR WISCONSIN ELECTRICIANS 2017 NEC Code Change Part 2 8 Hours WISCONSIN CONTRACTORS INSTITUTE N16 W23217 Stone Ridge Drive, Suite 290
More informationCONTINUING EDUCATION FOR OREGON ELECTRICIANS NEC Code Change Part 2 Course # Hours
AMERICAN ELECTRICAL INSTITUTE 2017 PART 2 3 CONTINUING EDUCATION FOR OREGON ELECTRICIANS 2017 NEC Code Change Part 2 Course #90817 8 Hours AMERICAN ELECTRICAL INSTITUTE N16 W23217 Stone Ridge Drive, Suite
More informationCHAPTER 10 ELECTRICAL
1001.0 General Requirements. 1001.1 Electrical Wiring and Equipment. Electrical wiring and equipment shall comply with the requirements of NFPA 70, National Electrical Code (NEC), or local ordinances.
More informationChapter 8 Interior Wiring and Lighting
Chapter 8 Interior Wiring and Lighting Review Questions 1. What tool if any, is used to remove a fuse that is to be replaced? 1. Pliers 2. Screwdriver 3. Fuse puller 4. None 2. OSHA has established specific
More informationHave You Been Grounded Lately
Have You Been Grounded Lately Thurs, Oct. 26, 2017 9:15-10:15 Phil Simmons Author, Electrical Grounding and Bonding Author Cengage Learning Phil Simmons Have You Been Grounded Lately 2017 NEC Changes Relative
More information2011 NEC Changes Part 2 (Homestudy) (Homestudy)
2011 NEC Changes Part 2 (Homestudy) (Homestudy) North Carolina Electrical License This course will review the second half of the most important National Electrical Code changes from the 2011 NEC. Changes
More informationWestern Section 101 st Annual Meeting Hot Springs, Arkansas September 21, 2005 Charlie Trout Code Breakfast
Western Section 101 st Annual Meeting Hot Springs, Arkansas September 21, 2005 Charlie Trout Code Breakfast 1.Question: An add on unit for a hydromassage bathtub consists of a small 1-gallon water heater
More informationDefinitions of and have been revised. a. automatic b. nonautomatic c. none of the above d. both a and b
www.garyklinka.com Page 1 of 12 Instructions: Fee $25 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More informationTEMPORARY ELECTRIC WIRING FOR CARNIVALS, CONVENTIONS, EXHIBITIONS, FAIRS AND SIMILAR USES
INFORMATION BULLETIN / PUBLIC - ELECTRICAL CODE REFERENCE NO.: LAMC 93.0230 Effective: 3-24-69 DOCUMENT NO. P/EC 2002-006 Revised: 11-17-00 Previously Issued As: RGA #7-69 TEMPORARY ELECTRIC WIRING FOR
More informationWIRING DESIGN & PROTECTION REQUIREMENTS CHECKLIST
WIRING DESIGN & PROTECTION REQUIREMENTS CHECKLIST Use & Identification of Grounded and Grounding Conductors YES NO N/A Grounded conductors are identifiable and distinguishable from all other conductors.
More informationSUPPLEMENTAL CORRECTION SHEET FOR SOLAR PHOTOVOLTAIC SYSTEMS - ELECTRICAL
SUPPLEMENTAL CORRECTION SHEET FOR SOLAR PHOTOVOLTAIC SYSTEMS - ELECTRICAL This is intended to provide uniform application of the codes by the plan check staff and to help the public apply the codes correctly.
More informationSINGLE PHASE WIRING SPECIFICATIONS
SINGLE PHASE WIRING SPECIFICATIONS 1-866-MEC-ELEC (1-866-632-3532) Office Locations: Hondo Office 237 Hwy 173 N Hondo, TX 78661-0370 Fax 830.426.3335 Dilley Office 1718 W. FM 117 Dilley, TX 78017 Fax 830.965.1425
More informationTHREE PHASE WIRING SPECIFICATIONS
THREE PHASE WIRING SPECIFICATIONS 1-866-MEC-ELEC (1-866-632-3532) Office Locations: Hondo Office 237 Hwy 173 N Hondo, TX 78661-0370 Fax 830.426.3335 Dilley Office 1718 W. FM 117 Dilley, TX 78017 Fax 830.965.1425
More informationTable of Contents. CHAPTER 1 BASIC ELECTRICAL THEORY (Essential for Journeyman and Master s Licensing Exams)... 1
Introduction... x About This Textbook...xi Passing Your Exam...xiv How to Use the National Electrical Code... xviii About the Author...xxi About the Graphic Illustrator...xxii Mike Holt Enterprises Team...
More information(The actual state exam will be closer to 50 questions in 4 hours time) Master Electrician Practice Test
(The actual state exam will be closer to 50 questions in 4 hours time) Master Electrician Practice Test 1. Accessible as applied to wiring methods means capable of being removed or exposed without damaging
More information9/7/2010. Objectives. Article 90. Introduction NEC Significant Changes. Review significant revisions in the 2011 NEC
2011 NEC Significant Changes Courtesy of NJATC Courtesy of NFPA Presented By: Michael J. Johnston Executive Director of Standards and Safety, NECA Objectives Review significant revisions in the 2011 NEC
More information2014 NEC Changes Part 4
www.garyklinka.com Page 1 of 14 Instructions: Fee $25 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More informationGenerator Fire Safety: Generator assemblies should be located outside the building.
SECTION 33 70 00 - ELECTRICAL DISTRIBUTION PACKAGED GENERATOR ASSEMBLIES Generator Fire Safety: Generator assemblies should be located outside the building. All fuel piping from the outside of the building
More informationNEC 2014 Code Changes
NEC 2014 Code Changes Articles 310 310.120 CHANGES FROM 2011 TO 2014 CODE ARE IN RED ARTICLE 310 Conductors for General Wiring I. General 310.2 Definitions Electrical Ducts Electrical conduits, or other
More informationOvercurrent Protection (2014 NEC) (Homestudy)
Overcurrent Protection (2014 NEC) (Homestudy) Oregon Electrical License The key sections of Article 240 will be discussed. Overcurrent protection for panelboards, appliances, motors, motor compressors,
More information2014 NEC Changes (Homestudy)
2014 NEC Changes (Homestudy) Idaho Electrical License This course will review the most important National Electrical Code changes from the 2014 NEC. Changes in Articles 100 - Chapter 9 will be covered.
More information2016 Photovoltaic Solar System Plan Review List
Building Division 555 Santa Clara Street Vallejo CA 94590 707.648.4374 2016 Photovoltaic Solar System Plan Review List GENERAL PROJECT INFORMATION PLAN CHECK NO DATE JOB ADDRESS CITY ZIP REVIEWED BY PHONE
More informationSECTION 1: Field Inspection Guide for Rooftop Photovoltaic (PV) Systems
COUNTY OF SANTA CRUZ PLANNING DEPARTMENT 701 OCEAN STREET, 4 th FLOOR, SANTA CRUZ, CA 95060 (831) 454-2580 FAX: (831) 454-2131 TDD: (831) 454-2123 KATHLEEN MOLLOY PREVISICH, PLANNING DIRECTOR Photovoltaic
More informationSECTION 300 OVERHEAD SERVICE
SECTION 300 OVERHEAD SERVICE 300.01 General Company provides, installs, and maintains service drop to point of delivery approved by Company. Customer provides point of attachment which is acceptable to
More informationSERVICE ATTACHMENT ON A BUILDING WITH BUS DUCT SERVICE ENTRANCE AND INDOOR METERING
SERVICE ATTACHMENT ON A BUILDING WITH BUS DUCT SERVICE ENTRANCE AND INDOOR METERING Obtain acceptance and specific details from the local Company office. 1. Service entrance duct (see Note 1). Company
More informationWestern Section IAEI Code Panel Questions
Western Section IAEI 2013 Code Panel Questions 1. Do the factory wings that many fluorescent troffers have designed to fold out over the grid meet the requirements for securely fastened to the framing?
More informationInstalling a Downstream Distribution Panelboard
Job Sheet 5 Installing a Downstream Distribution Panelboard OBJECTIVE To install a downstream distribution panelboard (DDP) on the Mobile Workstation. To mechanically and electrically connect the DDP to
More information2011 NEC Significant Changes Part 1 The following course will summarize many of the important changes to the NEC code.
2 PART 1 American Electrical Institute 2013 2011 NEC Significant Changes Part 1 The following course will summarize many of the important changes to the NEC code. The 2011 Code has added 3 new articles:
More information9/16/2010. Chapter , The McGraw-Hill Companies, Inc. TRANSMISSION SYSTEMS. 2010, The McGraw-Hill Companies, Inc.
Chapter 3 TRANSMISSION SYSTEMS 1 Transmitting large amounts of electric energy over long distances is accomplished most efficiently by using high-voltages. Without transformers the widespread distribution
More informationPretest Module 24 Three-phase Service Entrance
Pretest Module 24 Three-phase Service Entrance 1. What is the most widely used three-phase service entrance system? 2. What are the three most common voltage combinations for three-phase, four-wire systems?
More informationROCKY MOUNTAIN CHAPTER IAEI MARCH 15-16, 2012
ROCKY MOUNTAIN CHAPTER IAEI MARCH 15-16, 2012 1) Can a switched outlet be on a small appliance branch circuit for dining room lighting? No, a switched outlet on a general purpose branch circuit may be
More informationPhotovoltaic Solar Plan Review
PAIGE B. VAUGHAN, CBO Director of Building and Safety Phone (310) 605-5509 Fax Line (310) 605-5598 E-mail:lbutler@comptoncity.org Building & Safety Department Photovoltaic Solar Plan Review Plan Check
More informationThis is intended to provide uniform application of the codes by the plan check staff and to help the public apply the codes correctly.
SUPPLEMENTAL CORRECTION SHEET FOR SOLAR PHOTOVOLTAIC SYSTEMS (ELEC) This is intended to provide uniform application of the codes by the plan check staff and to help the public apply the codes correctly.
More information2014 NEC Update RV
PLEASE DO NOT BOOKMARK ANY ANYTIMECE WEBPAGES! Our system will remember the last page you viewed when logging out and back in but please DO NOT exit out when taking a test. Your place will NOT be saved.
More informationMECKLENBURG COUNTY. Land Use and Environmental Service Agency Code Enforcement 9/14/11 ELECTRICAL CONSISTENCY MEETING. Code Consistency Questions
MECKLENBURG COUNTY Land Use and Environmental Service Agency Code Enforcement 9/14/11 ELECTRICAL CONSISTENCY MEETING Code Consistency Questions 1. I recently installed a 45-KVA transformer, 480-volt primary
More informationChapter 5. Imagine That Engineering Inc. Assured Equipment Grounding Conductor Program (AEGCP) Ground Fault Circuit Interrupter (GFCI)
Chapter 5 Imagine That Engineering Inc. Assured Equipment Grounding Conductor Program (AEGCP) Ground Fault Circuit Interrupter (GFCI) Imagine That Engineering Inc. has adopted this program for equipment
More informationElectrical Tech Note 106
Electrical Tech Note 106 Biosystems & Agricultural Engineering Department Michigan State University Master Exam Study Guide and Sample Questions 1 Based on the 2014 NEC, Part 8 of PA 230, PA 407, and the
More informationArc Fault Circuit Interrupter (AFCI) FACT SHEET
Arc Fault Circuit Interrupter (AFCI) FACT SHEET THE AFCI The AFCI is an arc fault circuit interrupter. AFCIs are newly-developed electrical devices designed to protect against fires caused by arcing faults
More information9. Non-Residential Services (Commercial, Industrial, and Agricultural)
Section 9 2016 Electric Service Requirements, 3rd Edition Section 9 Non-Residential Services Directory Page 9.1 General Requirements 68 9.2 Direct-Connect Metering, Single Installations 69 9.3 Direct-Connect
More informationMetering and Service Installation:
Table of Contents 1. Metering Installation Requirements, General... 1 2. Type of Service... 2 3. Definitions... 2 4. Who Provides Metering Equipment?... 2 5. Establishment of Service... 2 6. Meter Access...
More informationELECTRICAL - GENERAL REQUIREMENTS SELF INSPECTION CHECKLIST
Name of School: OPTIONAL INFORMATION Date of Inspection: Vocational Program/Course/Room: Signature of Inspector: ELECTRICAL - GENERAL REQUIREMENTS SELF INSPECTION CHECKLIST Guidelines: This checklist covers
More informationCONTINUING EDUCATION FOR OREGON ELECTRICIANS NEC Code Change Part 1 8 Hours
AMERICAN ELECTRICAL INSTITUTE 2017 PART 1 3 CONTINUING EDUCATION FOR OREGON ELECTRICIANS 2017 NEC Code Change Part 1 8 Hours AMERICAN ELECTRICAL INSTITUTE PO Box 31131 Spokane, WA 99223 855-780-5046 www.aeitraining.com
More informationAn average of one worker is electrocuted on the job every day There are four main types of electrical injuries:
Electrical Safety Introduction An average of one worker is electrocuted on the job every day There are four main types of electrical injuries: Electrocution (death due to electrical shock) Electrical shock
More informationWestern Section IAEI Code Panel Questions
Western Section IAEI 2013 Code Panel Questions 1. Do the factory wings that many fluorescent troffers have designed to fold out over the grid meet the requirements for securely fastened to the framing?
More information2014 NEC Changes Part 1 (Homestudy)
2014 NEC Changes Part 1 (Homestudy) Wisconsin Electrical License This course will review the first half of the most important National Electrical Code changes from the 2014 NEC. Changes in Articles 100-404.2
More informationOvercurrent Protection According to the 2011 NEC
Overcurrent Protection According to the 2011 NEC Utah Electrical License This course will cover overcurrent protection according to the 2011 NEC. The key sections of Article 240 will be discussed. Overcurrent
More informationMecklenburg County Common Code Defects
Electrical Code Defects Improper Over Current Protection Code Description 310.15 Ampacities for s Rated 0 2000 Volts. (A) General. (1) Tables or Engineering Supervision. Ampacities for conductors shall
More informationElectrical Tech Note 105 Agricultural Engineering Department Michigan State University
Electrical Tech Note 105 Agricultural Engineering Department Michigan State University Journey Exam Study Guide and Sample Questions 1 Based on the 2002 NEC, Part 8 of PA 230, and the 2003 MRC The Journey
More informationA Look at the 2017 NEC Significant Changes
A Look at the 2017 NEC Significant Changes A Look at the 2017 NEC Significant Changes Michael J. Johnston NECA James T. Dollard Local 98 Philadelphia Electrical JATC This session is eligible for 1 Continuing
More information1. Field verify measurements and circuiting arrangements as shown on as-built drawings.
26 00 00 Electrical 26 05 00 Common Work Results for Electrical 1. No more than three phase conductors, each of opposite phases for a three phase WYE system, shall be combined in a single raceway unless
More informationSection 6 Electric Metering: Residential
Section 6 Electric Metering: Residential 6.1. Scope This section provides specific information for residential metering that is not covered by the basic requirements in Section 5, Electric Metering: General.
More informationUNDERGROUND SERVICES - SECONDARY
UNDERGROUND SERVICES - SECONDARY Contents - Underground Services... U-1 General Requirements for Underground Service...U-2 Names of Parts for Underground Service... U-3 Service Termination in a Service
More informationELECTRICAL. 60 Minutes
ELECTRICAL 60 Minutes AGENDA Electrical definitions Electrical shocks, burns and secondary injuries Electrical hazards in the workplace Safety devices and prevention steps Do s and Don ts INTRODUCTORY
More informationSECTION PANELBOARDS
SECTION 16470 PANELBOARDS PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. The general provisions of the contract including General and Special Conditions and General Requirements shall apply to all work under
More informationINSPECTION REQUIREMENTS: PHOTOVOLTAIC (PV) RESIDENTIAL
Photovoltaic (PV) Residential Page 1 of 10 Revision Date: 07/18/2018 INSPECTION REQUIREMENTS: PHOTOVOLTAIC (PV) RESIDENTIAL INSPECTION CODE: 703 SCOPE: RESIDENTIAL APPLICABLE CODES: 2016 CBC, CRC, CPC,
More informationCorrections most seen on plan review October 18, 2017 David Rankin Seattle Department of Construction and Inspections
Corrections most seen on plan review October 18, 2017 David Rankin Seattle Department of Construction and Inspections One-Line / Riser Diagrams Drawings are not reviewed prior to submission. Because of
More informationPROTECTION OF THE BRANCH CIRCUIT
PROTECTION OF THE BRANCH CIRCUIT Branch circuit should always be protected from over current. Hence, an overall current devices shall be installed in all branch circuitries. Function of the over-current
More informationAMENDMENT ELECTRIC SERVICE MANUAL 2014
AMENDMENT (Pages 20,43,50,72,74,,76,78,83,86,99) ELECTRIC SERVICE MANUAL 2014 Effective April 1, 2015 18-7 6.0 SERVICE AND SERVICE ENTRANCES (General), Continued Conductor Sizing It is recommended that
More informationBusway Construction. Bus Bars
Busway Construction Bus Bars A better understanding of what busway is can be gained by examining its construction. A typical Siemens Sentron busway section has three or four formed aluminum or copper bars
More informationFee $100 Course: NEC Proposed Changes Part 1 This course is valid for these credentials: Credential Description Cred Code Credit Hours
www.garyklinka.com Page 1 of 31 Instructions: Fee $100 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More informationSECTION LOW VOLTAGE DISTRIBUTION EQUIPMENT
SECTION 16400 LOW VOLTAGE DISTRIBUTION EQUIPMENT A. General 1. The University does not accept Series-Rated equipment for power distribution switchboards, distribution panels and branch circuit panelboards.
More informationECET Circuit Design Motor Loads. Branch Circuits. Article 210
ECET 4520 Industrial Distribution Systems, Illumination, and the NEC Circuit Design Motor Loads Branch Circuits Article 210 210.1 Scope This article covers branch circuits except for those that supply
More informationTRANSMISSION SYSTEMS
TRANSMISSION SYSTEMS Transmitting large amounts of electric energy over long distances is accomplished most efficiently by using high-voltages. Without transformers the widespread distribution of electric
More informationENTRANCE EQUIPMENT ER D PAGE 1 OF 5
PAGE 1 OF 5 USE: Requirements for entrance equipment. PREVIOUS REVISION 07-01-98 ORIGINATED 03-94 PREVIOUS NUMBER ER 100 (12-01-81) LATEST REVISION: Updated meter socket labeling specification and instrument
More information7. Residential Single-Family and Duplex Buildings (Dwellings)
Sin g le -F a mily a n d Du p le x Bu ild in g s 2016 Electric Service Requirements, 2 nd Edition Section 7 Section 7 Residential Single-Family and Duplex Buildings (Dwellings) Directory Page 7.1 General
More informationChapter 4 Utility Systems Electrical
Chapter 4 Utility Systems Electrical Utility Systems Electrical The electrical supply to your home begins outside, where you will see either an overhead feed and piping down the side of your home or (if
More informationTABLE OF CONTENTS. Important Notices Underground Plant Protection Information. Commercial/Industrial Information Sheet
DRAWING NUMBER INTRODUCTORY INFORMATION Important Notices Underground Plant Protection Information Code Clearances Commercial/Industrial Information Sheet Work Management Customer Projects Engineering
More informationElectrical Safety. Electrical Safety Webinar. Electrical. Printing Industries Alliance Printing Industries Alliance 1
Webinar 1 Electrical 2 1 Webinar Introduction An average of one worker is electrocuted on the job every day There are four main types of electrical injuries: Electrocution (death due to electrical shock)
More informationPART A General Conductor Requirements
PART A General Conductor Requirements 6.1 Conductor Insulation Property Table 310.13 of the NEC provides information on conductor properties such as permitted use, maximum operating temperature, and other
More informationElectrical Hazards in Construction
Electrical Hazards in Construction WELCOME Tim Dawson Presentation developed by Dawson Safety Services - 2013 Dangers of Electrical Shock Currents above 10 ma* can paralyze or freeze muscles. Currents
More informationPHOTOVOLTAIC ELECTRICAL POWER SYSTEMS INSPECTOR/INSTALLER CHECKLIST
PHOTOVOLTAIC ELECTRICAL POWER SYSTEMS INSPECTOR/INSTALLER CHECKLIST The following checklist is an outline of the general requirements found in the 2005 National Electrical Code (NEC) Article 690 for Photovoltaic
More informationADVANCED CALCULATIONS
ADVANCED CALCULATIONS 101. Why is it permissible in some cases to fuse a #14 AWG motor conductor with a 60 amp breaker when normally a #14 AWG should only be fused at 15 amps? a) the motor can't start
More informationVolume 2 Charts, Formulas, and Other Useful Information
Volume 2 Charts, Formulas, and Other Useful Information Aluminum Conductor Conductor Terminations 61 Compact Aluminum (Conduit Fill Tables) 68-79 Ampacity Dwelling Services 48 1-phase Loads on a 3-phase
More information2014 NEC Analysis Part 2
www.garyklinka.com Page 1 of 24 Instructions: Fee $65 1. Print these pages. 2. Circle the correct answers and transfer them to the answer sheet. 3. Page down to the last page for the verification forms
More information2011/2008/2005 NATIONAL ELECTRICAL CODE SOLAR PV CODE COMPLIANCE REFERENCE
2011/2008/2005 NATIONAL ELECTRICAL CODE SOLAR PV CODE COMPLIANCE REFERENCE PAGE 1 OF 5 This Reference provides a very comprehensive list of aspects of a solar PV installation that could be reviewed, clarifying
More informationThe 84 th NC Electrical Institute Code Questions April 9 th & 10 th 2013 North Raleigh Hilton Raleigh, NC
The 84 th NC Electrical Institute Code Questions April 9 th & 10 th 2013 North Raleigh Hilton Raleigh, NC www.ncdoi.com www.ncbeec.org NC DEPARTMENT OF INSURANCE NC STATE BOARD OF EXAMINERS OF ELECTRICAL
More information10 Commercial, Industrial, Agricultural Services
10 Commercial, Industrial, Agricultural Services This section describes the Power Company requirements for commercial, industrial, and agricultural services. This section covers single phase and three
More informationRESIDENTIAL SUBDIVISION SERVICE REQUIREMENTS SECTION VI RESIDENTIAL SUBDIVISION SERVICE REQUIREMENTS
SECTION VI SERVICE REQUIREMENTS This section discusses the requirements for establishing electric service to new residential subdivisions in Palo Alto. Subdivisions are normally constructed on dedicated
More information1 General. ARTICLE 100 Definitions. I. General
1 General ARTICLE 100 Definitions (c) Installation of busway switches ON ON Scope. This article contains only those definitions essential to the proper application of this Code. It is not intended to include
More information