SECTION 1. 600V SWITCHBOARD I 4 Engine/Gen Control Cubicles II 1 Synchronizing System III 1 Ground Detection Network IV 1 600V Feeder Section V 2 Soft Starters SECTION 2. LIQUID COOLED VFD I 3 Liquid Cooled VFD Cubicles for Mud Pumps II 1 Cooling Cubicle SECTION 3. CONTROL SYSTEM I 1 Mud Pump Console II 1 PLC System SECTION 4. POWER HOUSE I 1 Power Control House II 1 600V Motor Control Center III 1 Transformer Section SECTION 5. EMERGENCY SWITCHBOARD I 1 Emergency 600V MCC Section SECTION 6. 220VAC SWITCHBOARD I 1 220V Feeder Section SECTION 7. COMMERCIAL SECTION - Commercial Section
The system package will operate in conjunction with the following customer-furnished equipment: Qty Description 4 CAT 3512C, 600V, 3 phase, 60Hz, 1950kVA 3 1600HP Mud Pumps, each driven by one (1) 1500HP AC Motor
SECTION 1. 600V SWITCHBOARD I. ENGINE/GEN CONTROL CUBICLES LTI POWER SYSTEMS will provide four (4) Engine/Gen Control Cubicles, each to include: 1 1 2000AF/2000ACS/2000ARP, ABB E3 or equal, Stationary Mount Circuit Breaker with LI solid state trip unit, UV release and necessary auxiliary contacts, 85 Kaic, 600 V, 60Hz, 3 pole 2 1 Generator RUN Indicating Lamp 3 1 Circuit Breaker CLOSED Indicating Lamp 4 1 Kvar/Kw Transducer module for control and instrumentation 5 1 The Woodward EGCP-2 is a microprocessor based complete generator control and engine management package. It is designed for use with an automatic voltage regulator and speed control to automate and protect the diesel or gas engine based generator sets. The control function include: Engine Control - Engine Pre-glow Control - Fuel Solenoid Control - Engine Starter Control - Kva Controlled Cool-down Timer - Oil Pressure Monitoring - Water Temperature Monitoring - Battery Voltage Monitoring - Speed Monitoring with Overspeed Protection Synchronization - Digital signal processing to eliminate harmonic issues - Adjustable phase window, voltage window, and dwell times - Safe dead bus closing logic internal to the control - Synchronization across generator and mains breakers - Multiple shot re-closing with adjustable time delays - Manual voltage and speed adjusts for manual synchronizing Real Kw Control - +/- 3Vdc, or 500 Hz PWM speed bias output - Configurable load/unload ramp rates - Isochronous load-sharing of up to 8 units using percentage-based load sharing - Base load control for optimum fuel efficiency - Import/Export control using a watt transducer - Soft Utility Transfer Function - Externally adjustable Base Load or Process Reference levels with independent ramp rates - Kw droop provided for manual load control
Reactive Kvar control - PF sharing on isolated bus - Voltage Trim feature for single generator operation - Voltage Bias signal to AVR configurable for ±1, ±3, or ±9 Vdc - Power Factor or VAR control when base loaded - Externally adjustable VAR or PF setpoint levels Engine Protective Features - Over/Under Voltage - Over/Under Frequency - Reverse Power (Inverse time delay) - Reverse VARs - Overcurrent (Inverse time delay) - Speed/Frequency Mismatch - Load Surge Alarms and warnings 6 1 Basler Voltage Regulator 7 Lot Current and Potential Transformers for Operational System II. SYNCHRONIZING SYSTEM LTI POWER SYSTEMS will provide one (1) Synchronizing System to include: 1 1 Synchronizing selector switch 2 2 Synchronizing lights 3 1 Synchroscope 4 1 Synchronizing check relay 5 2 Frequency meters (Bus and Gen) 6 2 Voltmeters (Bus and Gen) III. GROUND FAULT DETECTION NETWORK LTI POWER SYSTEMS will provide one (1) Ground Detection System to include: 1 1 % AC Ground Detection Meter 2 1 LTI PC Ground Detection PC Card, calibrated 3 3 Ground Detection Indicating Lights (Clear) 4 1 Ground Test Pushbutton
IV. 600V FEEDER SECTION LTI POWER SYSTEMS will provide two (2) Feeder Sections to include: 1 2 600AF Stationary Mount Circuit Breakers for HPU No. 1 & 2 2 2 200AF Stationary Mount Circuit Breakers for Cutting No. 1 & 2 3 7 150AF Stationary Mount Circuit Breakers 4 2 200AF Stationary Mount Circuit Breakers for primary side of 150kVA transformers 5 2 300AF Stationary Mount Circuit Breakers for secondary side of 150kVA transformers 6 1 1250AF Stationary Mount Circuit Breakers for 600V MCC section 7 1 800AF Interlocking Stationary Mount Circuit Breaker for Main-Tie-Main for the IT System and the Emergency MCC Section V. SOFT STARTERS LTI POWER SYSTEMS will provide the following soft starters: 1 2 600HP rated soft starters, 600V, 60Hz, 3 Ph SECTION 2. LIQUID COOLED VFD I. LIQUID COOLED VFD CUBICLES FOR MUD PUMPS LTI POWER SYSTEMS will provide three (3) Liquid-Cooled VFD Cubicles, each to include the following: 1 1 1600AF Stationary Mount Circuit Breaker 2 2 600V:690V Input Transformers 3 1 MV Liquid Cooled Delta Rectifier Module, 6 pulse, 2100ADC continuous 4 1 DC Link Reactor 5 2 LTI MVDL643 Liquid Cooled Modules Overload capability: 110% @ 40 degc Output voltage: 690VAC nominal, 60 Hz Output frequency: 0-200 Hz standard 6 1 Internal protection trips or warnings: Voltage Current profile Temperature Short circuit detection Fault diagnostics and monitoring
Motor control and interface failures 7 1 MV3007-4002 Profibus interface card for Delta Controller 8 1 LTIVC3001-4002 Delta Controller with the following features as a minimum: a. Encoder and Encoderless Vector Control b. Speed Control 0 to 100% c. Torque Control with Full Torque at Stall d. Position Control e. Variable Current Limit Control, 0 to 100% and Current Ramp f. Automatic Thermal Limit of Heatsink Temperature g. Master Slave Operation to Load Share Multiple Motors h. Gate Suppression on Instantaneous Over Current i. Adjustable Drive Overload Protection (I x t) j. Adjustable Motor Overload Protection (I 2 x t) k. Continuous Fault Diagnostics and Watchdog Output l. History Recording m.on-line Monitoring Capability Through Laptop, with Data Storage and Retrieval n. Test Functions o. Serial Communication p. All Digital I/O Optically Isolated q. All Control Modules Interchangeable 9 1 Keypad Control and Display contains, as a minimum, the following: Drive Data Manager Motor control Keys Menu navigation and shortcut keys On-line help and diagnostics Quick set-up procedure Upload/download Parameter and status display History record Trip history 10 2 Load Sharing Reactors 11 Lot Relays, fuses, and other components necessary for operation
II. COOLING CUBICLE LTI POWER SYSTEMS will provide one (1) cooling system containing, at minimum, the following: 1 1 Appropriately sized Cooling System Circulation Pump and Motor w/ all Necessary Protective Devices 2 1 Appropriately Sized Radiator Type Heat Exchanger 3 Lot Alarm System including: a. Pressure Switches (High/Low) b. Temperature Switches (High/Low) c. Flow Switch d. Tank Level Switch 4 Lot Necessary wiring, hardware, and material needed for fully functional Cooling System SECTION 3. CONTROL SYSTEM I. MUD PUMP CONSOLE LTI POWER SYSTEMS will provide one (1) stainless steel, NEMA 4X Mud Pump Console containing the following: 1 1 Mud Pump Drive Available-Fault indicating light 2 3 Mud Pump Throttles 3 3 Mud Pump Assignment Switches (ON/OFF) 4 1 Purging on Indicating Light 5 1 Pressurization fault alarm indicating light 6 1 Mud Pump Alarm Accept Pushbutton 7 1 Lamp Test Pushbutton 8 1 PLC interface 9 3 Local Control Available Lights II. PLC SYSTEM LTI POWER SYSTEM will provide one (1) PLC system with the following features: 1 1 Shows system overview 2 1 Rig Control and Logic 3 1 Siemens S7 with necessary hardware and programs
SECTION 4. POWER HOUSE I. POWER CONTROL HOUSE LTI POWER SYSTEMS will provide one (1) Power Control House with approximate dimensions of 40 L x 10 W x 11 H. Material shall be carbon steel. Base of the house shall be constructed of channel perimeter with horizontal stringers to support a four point top lift. The power control house shall have two (2) entry/exit doors, 3 x 8, for personnel and equipment access. Door construction shall be gasketed and self closing. The door shall be of locking type with panic hardware and door closers. The door components shall be of heavy-duty construction. Vertical supports shall be of standard tubular steel and shall meet all load requirements. Exterior walls, roof and flooring shall be made of ¼ plate. Welds shall be of full penetration on exterior steel exposed to the elements. Interior welds shall be staggered. The interior walls and ceiling are made of 16-gauge galvanneal metal, primed and painted white. The flooring shall be ¼ steel plate painted ANSI 61 Gray. The flooring shall be covered with insulated matting. Plug panel will be located in recessed compartment located on one side of the house. Plugs and receptacles will be Pyle National. One (1) 42 circuit, 600Y/220Volt lighting panel will be mounted on an interior wall to provide power for lighting and other devices. Fluorescent lighting fixtures will be provided for aisle lighting. An emergency light with battery back-up will also be included in the interior of the house. The two (2) air conditioning units will be roof mount type, rated at 3 tons each. The air conditioner will be controlled by a thermostat located inside the house. The supply for the air conditioner will be a 3-phase, 600V. The power control house will be sandblasted prior to painting. The exterior of the building will be painted with a vinyl wash coat primer and a top coat of polyurethane paint. II. 600V MOTOR CONTROL CENTER LTI POWER SYSTEMS will provide six (6) sections of Motor Control Center. The MCC will be 600V, 3 Phase, 60 Hz, with NEMA rated starters and breakers. The main bus bar will be tin plated copper. Each starter will include a 600:120 control power transformer. Number of sections may change based on customer-supplied motor load list.
III. TRANSFORMER SECTION LTI POWER SYSTEMS will provide the following transformers to include: 1 2 150kVA, 600:220V, 60Hz, 3 ph, 4 W, Lighting Transformers SECTION 5. EMERGENCY 600V SWITCHBOARD I. EMERGENCY 600V MCC SECTION LTI POWER SYSTEMS will provide one (1) section of Motor Control Center. The MCC will be 600V, 3 Phase, 60 Hz, with NEMA rated starters and breakers. The main bus bar will be tin plated copper. Each starter will include a 600:120 control power transformer. SECTION 6. 220V SWITCHBOARD I. 220V FEEDER SECTION LTI POWER SYSTEMS will provide 220V electrical panel to include: 1 8 30AT Stationary Mount Circuit Breakers for Engine Heaters 2 8 20AT Stationary Mount Circuit Breakers for Engine Lights 3 2 100AT Stationary Mount Circuit Breakers for Drill Floor Panel and Mud Log 4 2 20AT Stationary Mount Circuit Breakers for 220V UPS 5 4 150AT Stationary Mount Circuit Breakers 6 1 50AT Stationary Mount Circuit Breaker for Spare