COVER PAGE FOR TEST REPORT

Transcription

1 Issue Date: Page 1 of 2 Report Reference # E A9-UL-1 COVER PAGE FOR TEST REPORT Product Category: Product Category CCN: Test Procedure: Product: Model/Type Reference: Power Supplies for Information Technology Equipment Including Electrical Business Equipment QQGQ, QQGQ7 Listing Switching Power Supply EFS012XXXXYYYYUL,EFS012XXXXYYYYUS (Where XXXX=0050~0240, represents output voltage from 5V to 24V, YYYY=0001~0240 represents output current from 0.01A to 2.4A, UL means Direct plug-in models, US means Detachable plug models). Rating(s): Input: Vac, 50/60 Hz, 0.4 A; Output: Refer to the Model List Enclosure Standards: UL , 1st Edition, (Information Technology Equipment - Safety - Part 1: General Requirements) CSA C22.2 No , 1st Edition, (Information Technology Equipment - Safety - Part 1: General Requirements) Applicant Name and Address: EASTERN FRONTIER CO LTD BLK B, 13TH FL CHUNG MEI CENTRE KWUN TONG, 15 HING YIP ST KOWLOON HONG KONG This Report includes the following parts, in addition to this cover page: 1. Specific Inspection Criteria 2. Specific Technical Criteria 3. Clause Verdicts 4. Critical Components 5. Test Results 6. National Differences 7. Enclosures Copyright 2009

2 Issue Date: Page 2 of 2 Report Reference # E A9-UL-1 This is to certify that representative samples of the products covered by this Test Report have been investigated in accordance with the above referenced Standards. The products have been found to comply with the requirements covering the category and the products are judged to be eligible for Follow-Up Service under the indicated Test Procedure. The manufacturer is authorized to use the UL Mark on such products which comply with this Test Report and any other applicable requirements of ('UL') in accordance with the Follow-Up Service Agreement. Only those products which properly bear the UL Mark are considered as being covered by UL's Follow-Up Service under the indicated Test Procedure. The applicant is authorized to reproduce the referenced Test Report provided it is reproduced in its entirety. Any information and documentation involving UL Mark services are provided on behalf of (UL) or any authorized licensee of UL. Test Report By: Reviewed By: Derek Xu Engineer UL-CCIC Company Limited Melissa DeGuia Senior Project Engineer Copyright 2009

3 Issue Date: Page 1 of 62 Report Reference # E A9-UL-1 SPECIFIC INSPECTION CRITERIA BA1.0 BA1.1 Special Instructions to UL Representative Please check the information in CX1 VDE certificate: the capacitor shall comply with 21 days damp test specified in 4.12 of IEC :1993. BB1.0 BB1.1 Supporting Documentation The following documents located at the beginning of this Procedure supplement the requirements of this Test Report: A. Authorization - The Authorization page may include additional Factory Identification Code markings. B. Generic Inspection Instructions - i. Part AC details important information which may be applicable to products covered by this Procedure. Products described in this Test Report must comply with any applicable items listed unless otherwise stated in the body of this Test Report. ii. Part AE details any requirements which may be applicable to all products covered by this Procedure. Products described in this Test Report must comply with any applicable items listed unless otherwise stated in the body of each Test Report. iii. Part AF details the requirements for the UL Certification Mark which is not controlled by the technical standard used to investigate these products. Products are permitted to bear only the Certification Mark(s) corresponding to the countries for which it is certified, as indicated in each Test Report. BC1.0 BC1.1 BC1.2 Markings and instructions The following markings and instructions are provided as indicated. All clause references are from UL , 1st Edition, (Information Technology Equipment - Safety - Part 1: General Requirements). Standard Clause Title Clause Power rating - Ratings Power rating - Company identification Power rating - Model Power rating - Class II symbol Marking or Instruction Details Ratings (voltage, frequency/dc, current) Listee's or Recognized company's name, Trade Name, Trademark or File Number Model Number Symbol for Class II construction ( IEC-5172) Fuses - Rating Rated current and voltage and type located on or adjacent to fuse or fuseholder.

4 Issue Date: Page 2 of 62 Report Reference # E A9-UL-1 BD1.0 BD1.1 BD1.2 BD1.3 BD1.4 Production-Line Testing Requirements Electric Strength Test Special Constructions - Refer to Generic Inspection Instructions, Part AC for further information. Test Potential V Test Model Component Removable Parts Test probe location rms V dc Time, s Earthing Continuity Test Exemptions - This test is not required for the following models: Electric Strength Test Exemptions - This test is not required for the following models: Electric Strength Test Component Exemptions -- - The following solid-state components may be disconnected from the remainder of the circuitry during the performance of this test: All models -- BE1.0 BE1.1 Sample and Test Specifics for Follow-Up Tests at UL Model Component Material Test Sample(s) Test Specifics

5 Issue Date: Page 3 of 62 Report Reference # E A9-UL-1 SPECIFIC TECHNICAL CRITERIA UL , First Edition Information technology equipment - Safety- Part 1: General Requirements Report Reference No...: E A9-UL-1 Compiled by...: Derek Xu Reviewed by...: Melissa DeGuia Date of issue...: Standards...: UL , 1st Edition, (Information Technology Equipment - Safety - Part 1: General Requirements) CSA C22.2 No , 1st Edition, (Information Technology Equipment - Safety - Part 1: General Requirements) Test procedure...: Listing Non-standard test method...: Test item description...: Switching Power Supply Trademark...: None Model and/or type reference...: EFS012XXXXYYYYUL,EFS012XXXXYYYYUS (Where XXXX=0050~0240, represents output voltage from 5V to 24V, YYYY=0001~0240 represents output current from 0.01A to 2.4A, UL means Direct plug-in models, US means Detachable plug models). Rating(s)...: Input: Vac, 50/60 Hz, 0.4 A; Output: Refer to the Model List Enclosure Particulars: test item vs. test requirements Equipment mobility...: direct plug-in Operating condition...: continuous Mains supply tolerance (%)...: +10%, -10% (declared by manufacturer) Tested for IT power systems...: No IT testing, phase-phase voltage (V)...: Class of equipment...: Class II (double insulated) Mass of equipment (kg)...: 0.124(direct plug-in), 0.144(detachable plug) Protection against ingress of water...: IP X0

6 Issue Date: Page 4 of 62 Report Reference # E A9-UL-1 Possible test case verdicts: - test case does not apply to the test object...: N / A - test object does meet the requirement...: - test object does not meet the requirement...: Fail (acceptable only if a corresponding, less stringent national requirement is "") General remarks: - "(see Enclosure #)" refers to additional information appended to the Test Report - "(see appended table)" refers to a table appended to the Test Report - Throughout the Test Report a point is used as the decimal separator

7 Issue Date: Page 5 of 62 Report Reference # E A9-UL-1 GENERAL PRODUCT INFORMATION: CA1.0 CA1.1 Report Summary CB1.0 CB1.1 Product Description The products include Direct plug-in models and Detachable plug models, all models are AC to DC power supply used for ITE, incorporating a switching mode transformer, provided with non-polarized input blades (NEMA plug type 1-15P) and non-standard polarized output connector, with all electrical components mounted on a PWB and housed in a plastic enclosure. CC1.0 CC1.1 Model Differences All models are similar to each other except for the rating of some secondary electric components, the model designation, output ratings, diameter and turns of transformer secondary windings. In addition, the Direct plug-in models and Detachable plug models are different in enclosure dimension and shape. CD1.0 CD1.1 Additional Information CE1.0 CE1.2 CE1.3 CE1.4 CE1.5 CE1.7 CE1.8 CE1.9 Technical Considerations The product was submitted and evaluated for use at the maximum ambient temperature (Tma) permitted by the manufacturer s specification of: 45 C The means of connection to the mains supply is: Pluggable A (Direct Plug-in Unit) The product is intended for use on the following power systems: TN The equipment disconnect device is considered to be: Plug The product was investigated to the following additional standards: The blade configuration had been evaluated and found compliance with Standard for Wiring Devices-Dimensional Specifications, ANSI/NEMA WD 6. The following accessible locations (with circuit/schematic designation) are within a limited current circuit: Secondary side of CY1 The following circuit locations (with circuit/schematic designation) were investigated as a limited power source (LPS): Output connector (all models)

8 Issue Date: Page 6 of 62 Report Reference # E A9-UL-1 1 GENERAL 1.5 Components General Comply with IEC or relevant component standard (see appended table 1.5.1) Evaluation and testing of components Components not certified are used in accordance with their ratings and they comply with applicable parts of UL and the relevant component Standard. Components, for which no relevant UL-Standard exist, have been tested under the conditions occurring in the equipment, using applicable parts of UL Components certified to IEC harmonized standard and checked for correct application Thermal controls Transformers Transformer complies with relevant requirements of this standard, including those of Annex C Interconnecting cables Capacitors in primary circuits... : Line-to-neutral capacitor CX1 is subclass X1 or X Double insulation or reinforced insulation bridged by components General Bridging capacitors Double Insulation bridged by a single capacitor CY1 complying with IEC : 1993, subclass Y Bridging resistors Accessible parts Accessible conductive parts separated from other parts by DOUBLE or REINFORCED INSULATION bridged by CY1 comply with the requirements

9 Issue Date: Page 7 of 62 Report Reference # E A9-UL-1 for LIMITED CURRENT CIRCUITS Components in equipment for IT power systems 1.6 Power interface AC power distribution systems TN Input current The steady state input current of the equipment did not exceed the RATED CURRENT by more than 10% under NORMAL LOAD. (see appended table 1.6.2) Voltage limit of hand-held equipment Neutral conductor

10 Issue Date: Page 8 of 62 Report Reference # E A9-UL Marking and instructions Power rating Rated voltage(s) or voltage range(s) (V)... : V Symbol for nature of supply, for d.c. only... : Rated frequency or rated frequency range (Hz)... : 50/60 Hz Rated current (ma or A)... : 0.4 A Manufacturer's name or trademark or identification mark... : EASTERN FRONTIER CO LTD or E Type/model or type reference... : Refer to the Model information at the beginning of this Test Report. Symbol for Class II equipment only... : IEC-5172 symbol marked. Other symbols... : Certification marks... : UL, c-ul Safety instructions Short duty cycles Supply voltage adjustment... : Power outlets on the equipment... : Fuse identification... : Marking of fuse F1: T2AH/ 250V Wiring terminals Protective earthing and bonding terminals... : Terminal for a.c. mains supply conductors Terminals for d.c. mains supply conductors Controls and indicators Identification, location and marking... : Colours... : Symbols according to IEC : Markings using figures... : Isolation of multiple power sources... : IT power distribution systems

11 Issue Date: Page 9 of 62 Report Reference # E A9-UL Thermostats and other regulating devices Language... : Reviewed only English markings/instructions Durability All markings provided on UL Recognized Component labels suitable for surface they are applied upon and considered to meet the durability requirements Removable parts Replaceable batteries No batteries used. Language... : Operator access with a tool... : No operator access areas require the use of a tool Equipment for restricted access locations... : Equipment not intended for installation in a RESTRICTED ACCESS LOCATION. -

12 Issue Date: Page 10 of 62 Report Reference # E A9-UL-1 2 PROTECTION FROM HAZARDS 2.1 Protection from electric shock and energy hazards Protection in operator access areas Access to energized parts The operator has access to bare parts of SELV CIRCUITS. Test by inspection... : All hazardous voltages are housed and can't be contacted by operator. Test with test finger... : The test finger was unable to contact bare hazardous parts, basic insulation, or ELV circuits. Test with test pin... : No openings. Test with test probe... : No TNV circuit Battery compartments... : Access to ELV wiring Working voltage (V); minimum distance (mm) - through insulation... : Access to hazardous voltage circuit wiring Energy hazards... : The output of the power supply is not an energy hazard Manual controls Discharge of capacitors in equipment Time-constant (s); measured voltage (V)... : Measured time-constant is less - than 1 s. Fuse F1 in: Vo = 378 Vp, 37% Vo = Vp, Vtc = 4 Vp; Protection in service access areas Protection in restricted access locations

13 Issue Date: Page 11 of 62 Report Reference # E A9-UL SELV circuits General requirements Voltages under normal conditions (V)... : All accessible voltages are less than 42.4 Vp or 60 V dc and are classified as SELV Voltages under fault conditions (V)... : After each fault condition, the voltage did not exceed 42.4 V pk or 60 V dc for longer than 0.2 seconds. In addition, a limit of 71 V pk or 120 V dc was not exceeded Separation by double insulation or reinforced insulation (method 1) Separation by earthed screen (method 2) Protection by earthing of the SELV circuit (method 3) Connection of SELV circuits to other circuits... : Connected to SELV circuits or LCC circuits. 2.3 TNV circuits Limits Type of TNV circuits... : Separation from other circuits and from accessible parts Insulation employed... : Separation from hazardous voltages Insulation employed... : Connection of TNV circuits to other circuits Insulation employed... : Test for operating voltages generated externally

14 Issue Date: Page 12 of 62 Report Reference # E A9-UL Limited current circuits General requirements Limit values 0.7 ma peak Frequency (Hz)... : -- - Measured current (ma)... : 0.13 MIU - Measured voltage (V)... : 348 Vp - Measured capacitance (mf)... : 2200 pf Connection of limited current circuits to other circuits SELV or LCC circuit

15 Issue Date: Page 13 of 62 Report Reference # E A9-UL Limited power sources Inherently limited output Impedance limited output Overcurrent protective device limited output Regulating network limited output under normal operating and single fault condition Regulating network limited output under normal operating conditions and overcurrent protective device limited output under single fault condition Output voltage (V), output current (A), apparent power (VA):... : (For Model EFS UL) Maximum Uoc=5.17V, Isc=3.8A, Power=18.92VA measured. (For Model EFS UL) Maximum Uoc=9.0V, Isc=2.2A, Power=19.58VA measured. (For Model EFS UL) Maximum Uoc=12.17V, Isc=1.7A, Power=20.57VA measured. (For Model EFS UL) Maximum Uoc=16.22V, Isc=1.3A, Power=20.93VA measured. (For Model EFS UL) Maximum Uoc=18.12V, Isc=1.16A, Power=20.93VA measured. (For Model EFS UL) Maximum Uoc=24.2V, Isc=0.9A, Power=21.74VA measured. -

16 Issue Date: Page 14 of 62 Report Reference # E A9-UL-1 Current rating of overcurrent protective device (A) : -

17 Issue Date: Page 15 of 62 Report Reference # E A9-UL Provisions for earthing and bonding Protective earthing Functional earthing Protective earthing and protective bonding conductors General Size of protective earthing conductors Rated current (A), cross-sectional area (mm2), - AWG... : Size of protective bonding conductors Rated current (A), cross-sectional area (mm2), - AWG... : Resistance (Ohm) of earthing conductors and their terminations, test current (A)... : Colour of insulation... : Terminals General Protective earthing and bonding terminals Rated current (A), type and nominal thread - diameter (mm)... : Separation of the protective earthing conductor from protective bonding conductors Integrity of protective earthing Interconnection of equipment Components in protective earthing conductors and protective bonding conductors Disconnection of protective earth Parts that can be removed by an operator Parts removed during servicing Corrosion resistance Screws for protective bonding Reliance on telecommunication network or cable distribution system

18 Issue Date: Page 16 of 62 Report Reference # E A9-UL Overcurrent and earth fault protection in primary circuits Basic requirements Protection provided as part of the building installation. Instructions when protection relies on building installation Pluggable Type A Faults not covered in 5.3 Protection from faults not covered in 5.3 are provided by installation Short-circuit backup protection The equipment is pluggable Type A. The building installation is considered as providing shortcircuit backup protection Number and location of protective devices... : Fuse F1 locates in 'Live' phase Protection by several devices Warning to service personnel... : 2.8 Safety interlocks General principles No safety interlocks used Protection requirements Inadvertent reactivation Fail-safe operation Moving parts Overriding Switches and relays Contact gaps (mm)... : Overload test Endurance test Electric strength test Mechanical actuators

19 Issue Date: Page 17 of 62 Report Reference # E A9-UL Electrical insulation Properties of insulating materials Natural rubber, materials containing asbestos and hygroscopic materials are not used as insulation Humidity conditioning Humidity (%)... : 95 % - Temperature ( C)... : 30 degree C Grade of insulation Functional insulation, reinforced insulation

20 Issue Date: Page 18 of 62 Report Reference # E A9-UL Clearances, creepage distances and distances through insulation General Determination of working voltage (see appended table and ) Clearances General Clearances in primary circuit (see appended table and ) Clearances in secondary circuits See Measurement of transient voltage levels Creepage distances (see appended table and ) CTI tests... : Material group IIIb; 100 <= CTI - < Solid insulation Minimum distance through insulation (see appended table ) Thin sheet material Number of layers (pcs)... : Reinforced insulation: at least - two layers of insulation tape are used around transformer T1. Electric strength test... : (see appended table 5.2) Printed boards PWB is not used as reinforced or supplementary insulation. Distance through insulation Electric strength test for thin sheet insulating material... : Number of layers (pcs)... : Wound components Number of layers (pcs)... : Triple insulated wire used. Two wires in contact inside wound component; angle between 45 and : Tube or at least one layer of insulation tape used Coated printed boards General Sample preparation and preliminary inspection -

21 Issue Date: Page 19 of 62 Report Reference # E A9-UL Thermal cycling Thermal ageing ( C)... : Electric strength test... : Abrasion resistance test Electric strength test... : Enclosed and sealed parts... : Temperature T1=T2 = Tma - Tamb +10K ( C)... : Spacings filled by insulating compound... : All optical isolators are recognized components. Electric strength test... : All optical isolators are - approved to withstand minimum 3000 Vac Electrical strength test Component external terminations Insulation with varying dimensions

22 Issue Date: Page 20 of 62 Report Reference # E A9-UL-1 3 WIRING, CONNECTIONS AND SUPPLY 3.1 General Current rating and overcurrent protection Protection against mechanical damage The wires are routed away from sharp edges and parts which could damage insulation Securing of internal wiring The wires are positioned in such a manner that prevents excessive strain, loosening of terminal connections and damage of conductor insulation Insulation of conductors Conductors have been adequately fixed to prevent, in normal use, any reduction of creepage or clearance distances below those prescribed by in Beads and ceramic insulators Screws for electrical contact pressure No screws used Insulating materials in electrical connections Self-tapping and spaced thread screws Termination of conductors Internal conductors are secured by hooked in and soldering. 10 N pull test Sleeving on wiring Sleeving is not used as supplementary insulation.

23 Issue Date: Page 21 of 62 Report Reference # E A9-UL Connection to an a.c. mains supply or a d.c. mains supply Means of connection The unit is provided with a means for direct plug-in Connection to an a.c. mains supply Connection to a d.c. mains supply Multiple supply connections Permanently connected equipment Number of conductors, diameter (mm) of cable and - conduits... : Appliance inlets Power supply cords AC power supply cords Type... : - Rated current (A), cross-sectional area (mm²), - AWG... : DC power supply cords Cord anchorages and strain relief Strain relief for output cord. Mass of equipment (kg), pull (N)... : 30 N - Longitudinal displacement (mm)... : -- Push Test - Cord Disp.: 0.1mm Connector Disp.: 0.1mm -- Pull Test Cord Disp.: 0.1mm Connector Disp.: 0.1mm Protection against mechanical damage Cord guards D (mm); test mass (g)... : - Radius of curvature of cord (mm)... : Supply wiring space

24 Issue Date: Page 22 of 62 Report Reference # E A9-UL Wiring terminals for connection of external conductors Wiring terminals Connection of non-detachable power supply cords Screw terminals Conductor sizes to be connected Rated current (A), cord/cable type, cross-sectional - area (mm²)... : Wiring terminal sizes Rated current (A), type and nominal thread - diameter (mm)... : Wiring terminals design Grouping of wiring terminals Stranded wire 3.4 Disconnection from the mains supply General requirement Disconnect devices Mains plug that is part of the direct plug-in equipment Permanently connected equipment Parts which remain energized Switches in flexible cords Single-phase equipment and d.c. equipment Disconnect device disconnects all poles simultaneously Three-phase equipment Switches as disconnect devices Plugs as disconnect devices Interconnected equipment No interconnection of hazardous voltages or energy levels Multiple power sources

25 Issue Date: Page 23 of 62 Report Reference # E A9-UL Interconnection of equipment General requirements Types of interconnection circuits... : SELV circuits ELV circuits as interconnection circuits 4 PHYSICAL REQUIREMENTS 4.1 Stability Angle of 10 Test: force (N)... : Based on construction, the test was deemed not necessary. 4.2 Mechanical strength General Steady force test, 10 N Steady force test, 30 N Steady force test, 250 N No hazards as a result of the 250 N test Impact test Fall test Swing test Drop test No hazards as a result of the drop test Stress relief test No indication of shrinkage or distortion on enclosures due to the stress relief test (93.3 degree C / 7 h) Cathode ray tubes Picture tube separately certified... : High pressure lamps Wall or ceiling mounted equipment; force (N)... :

26 Issue Date: Page 24 of 62 Report Reference # E A9-UL Design and construction Edges and corners All edges and corners are judged to be sufficiently well rounded so as not to constitute a hazard Handles and manual controls; force (N)... : Adjustable controls Securing of parts No loosening of parts impairing creepage distances or clearances over supplementary or reinforced insulation is likely to occur Connection of plugs and sockets IEC or IEC type connectors not used for SELV circuits Direct plug-in equipment Dimensions (mm) of mains plug for direct plug-in. : Mains plug complies with the dimensions specification of NEMA plug type 1-15P. Torque and pull test of mains plug for direct plug-in; torque (Nm); pull (N)... : The additional torque applied to the socket-outlet to maintain the engagement face in the vertical plane did not exceed 0.25 Nm Heating elements in earthed equipment Batteries Oil and grease Dust, powders, liquids and gases Containers for liquids or gases Flammable liquids... : Quantity of liquid (l)... : Flash point ( C)... : Radiation; type of radiation General Ionizing radiation Measured radiation (pa/kg)... : -

27 Issue Date: Page 25 of 62 Report Reference # E A9-UL-1 Measured high-voltage (kv)... : - Measured focus voltage (kv)... : - CRT markings... : Effect of ultraviolet (UV) radiation on materials Part, property, retention after test, flammability classification... : Human exposure to ultraviolet (UV) radiation... : Laser (including LEDs) Laser class... : Other types... : 4.4 Protection against hazardous moving parts General Protection in operator access areas Protection in restricted access locations Protection in service access areas 4.5 Thermal requirements Maximum temperatures The equipment and its component parts did not attain excessive temperatures during normal operation. (see appended table 4.5) Normal load condition per Annex L... : Operated in the most unfavorable way of operation given in the operating instructions until steady conditions established Resistance to abnormal heat (see appended table 4.5.2)

28 Issue Date: Page 26 of 62 Report Reference # E A9-UL Openings in enclosures Top and side openings Dimensions (mm)... : Bottoms of fire enclosures No openings. Construction of the bottom... : Doors or covers in fire enclosures Openings in transportable equipment Adhesives for constructional purposes Conditioning temperature ( C)/time (weeks)... : -

29 Issue Date: Page 27 of 62 Report Reference # E A9-UL Resistance to fire Reducing the risk of ignition and spread of flame Method 1, selection and application of components wiring and materials (see appended table 4.7) Method 2, application of all of simulated fault condition tests Conditions for a fire enclosure Parts requiring a fire enclosure A fire enclosure covers all parts except as noted in Parts not requiring a fire enclosure Output cord and connector insulated with PVC, TFE, PTFE, FEP, neoprene or polyimide Materials General Materials for fire enclosures Plastic enclosure is of minimum V-1 material Materials for components and other parts outside fire enclosures Materials for components and other parts inside fire enclosures Output cord and connector insulated with PVC, TFE, PTFE, FEP, neoprene or polyimide. All internal materials are rated V-2 or better or are mounted on a PWB rated V-1 or better; Internal wirings are insulated with PVC, TFE, PTFE, FEP, neoprene or polyimide or marked with VW-1 or FT Materials for air filter assemblies Materials used in high-voltage components

30 Issue Date: Page 28 of 62 Report Reference # E A9-UL-1 5 ELECTRICAL REQUIREMENTS AND SIMULATED ABNORMAL CONDITIONS 5.1 Touch current and protective conductor current General Equipment under test (EUT) Test circuit Single phase equipment intended only for connection to TN system Application of measuring instrument Test procedure Test measurements Test voltage (V)... : 264 Vac - Measured touch current (ma)... : Output connector: 0.22 ma, - plastic enclosure (wrapped with metal foil): ma Max. allowed touch current (ma)... : 0.25 ma - Measured protective conductor current (ma)... : -- - Max. allowed protective conductor current (ma)... : Equipment with touch current exceeding 3.5 ma.. : Touch currents to and from telecommunication networks and cable distribution systems and from telecommunication networks Limitation of the touch current to a telecommunication network and a cable distribution system Test voltage (V)... : - Measured touch current (ma)... : - Max. allowed touch current (ma)... : Summation of touch currents from telecommunication networks... :

31 Issue Date: Page 29 of 62 Report Reference # E A9-UL Electric strength General Based on the electric strength test the use of the insulating materials within the equipment is satisfactory. (see appended table 5.2) Test procedure No insulation breakdown detected during the test. 5.3 Abnormal operating and fault conditions Protection against overload and abnormal operation Motors Transformers Transformer is constructed in accordance with the applicable Clauses and Annex C Functional insulation... : Functional insulation complies with the requirements (a), (b), or (c) Electromechanical components Simulation of faults (see appended table 5.3) Unattended equipment Compliance criteria for abnormal operating and fault conditions Electric Strength tests performed after abnormal and fault tests. No fire, emission of molten metal or deformation was noted during the tests. The excess temperatures on the windings did not exceed 175 degree C for Class B system with protection.

32 Issue Date: Page 30 of 62 Report Reference # E A9-UL-1 6 CONNECTION TO TELECOMMUNICATION NETWORKS 6.1 Protection of telecommunication network service persons, and users of other equipment connected to the network, from hazards in the equipment Protection from hazardous voltages Separation of the telecommunication network from earth Requirements Test voltage (V)... : - Current in the test circuit (ma)... : Exclusions... : 6.2 Protection of equipment users from overvoltages on telecommunication networks Separation requirements Electric strength test procedure Impulse test Steady-state test Compliance criteria 6.3 Protection of the telecommunication wiring system from overheating Max. output current (A)... : - Current limiting method... : -

33 Issue Date: Page 31 of 62 Report Reference # E A9-UL-1 7 CONNECTION TO CABLE DISTRIBUTION SYSTEMS 7.1 Protection of cable distribution system service persons, and users of other equipment connected to the system, from hazardous voltages in the equipment 7.2 Protection of equipment users from overvoltages on the cable distribution system 7.3 Insulation between primary circuits and cable distribution systems General Voltage surge test Impulse test A Annex A, TESTS FOR RESISTANCE TO HEAT AND FIRE A.1 Flammability test for fire enclosures of movable equipment having a total mass exceeding 18 kg, and of stationary equipment (see ) A.1.1 Samples... : - Wall thickness (mm)... : - A.1.2 Conditioning of samples; temperature ( C)... : A.1.3 Mounting of samples... : A.1.4 Test flame A.1.5 Test procedure A.1.6 Compliance criteria Sample 1 burning time (s)... : - Sample 2 burning time (s)... : - Sample 3 burning time (s)... : -

34 Issue Date: Page 32 of 62 Report Reference # E A9-UL-1 A.2 Flammability test for fire enclosures of movable equipment having a total mass not exceeding 18 kg, and for material and components located inside fire enclosures (see and ) A.2.1 Samples, material... : - Wall thickness (mm)... : - A.2.2 Conditioning of samples A.2.3 Mounting of samples A.2.4 Test flame A.2.5 Test procedure A.2.6 Compliance criteria Sample 1 burning time (s)... : - Sample 2 burning time (s)... : - Sample 3 burning time (s)... : - A.2.7 Alternative test acc. to IEC , cl. 4, 8 Sample 1 burning time (s)... : - Sample 2 burning time (s)... : - Sample 3 burning time (s)... : - A.3 Hot flaming oil test (see 4.6.2) A.3.1 Mounting of samples A.3.2 Test procedure A.3.3 Compliance criterion

35 Issue Date: Page 33 of 62 Report Reference # E A9-UL-1 B Annex B, MOTOR TESTS UNDER ABNORMAL CONDITIONS(see and 5.3.2) B.1 General requirements Position... : - Manufacturer... : - Type... : - Rated values... : - B.2 Test conditions B.3 Maximum temperatures B.4 Running overload test B.5 Locked-rotor overload test Test duration (days)... : - Electric strength test: test voltage (V)... : - B.6 Running overload test for d.c. motors in secondary circuits B.7 Locked-rotor overload test for d.c. motors in secondary circuits B.7.1 Test procedure B.7.2 Alternative test procedure; test time (h)... : B.7.3 Electric strength test B.8 Test for motors with capacitors B.9 Test for three-phase motors B.10 Test for series motors Operating voltage (V)... : -

36 Issue Date: Page 34 of 62 Report Reference # E A9-UL-1 C Annex C, TRANSFORMERS (see and 5.3.3) Position... : T1, between primary and - secondary circuits. Manufacturer... : see appended table Type... : see appended table Rated values... : see appended table Method of protection... : see appended table C.1 Overload test C.2 Insulation Protection from displacement of windings... : Triple insulated wire used. D Annex D, MEASURING INSTRUMENTS FOR TOUCH-CURRENT TESTS D.1 Measuring instrument D.2 Alternative measuring instrument E Annex E, TEMPERATURE RISE OF A WINDING F Annex F, MEASUREMENT OF CLEARANCES AND CREEPAGE DISTANCES (see 2.10)

37 Issue Date: Page 35 of 62 Report Reference # E A9-UL-1 G Annex G, ALTERNATIVE METHOD FOR DETERMINING MINIMUM CLEARANCES G.1 Summary of the procedure for determining minimum clearances G.2 Determination of mains transient voltage (V) G.2.1 AC mains supply G.2.2 DC mains supply G.3 Determination of telecommunication network transient voltage (V) :... : G.4 Determination of required withstand voltage (V)... : G.5 Measurement of transient levels (V)... : G.6 Determination of minimum clearances... : H ANNEX H, IONIZING RADIATION (see ) J Annex J, TABLE OF ELECTROCHEMICAL POTENTIALS (see ) Metal used... : - K ANNEX K, THERMAL CONTROLS (see and 5.3.7) K.1 Making and breaking capacity K.2 Thermostat reliability; operating voltage (V)... : K.3 Thermostat endurance test; operating voltage (V) : K.4 Temperature limiter endurance; operating voltage (V)... : K.5 Thermal cut-out reliability K.6 Stability of operation

38 Issue Date: Page 36 of 62 Report Reference # E A9-UL-1 L Annex L, NORMAL LOAD CONDITIONS FOR SOME TYPES OF ELECTRICAL BUSINESS EQUIPMENT (see and 4.5.1) L.1 Typewriters L.2 Adding machines and cash registers L.3 Erasers L.4 Pencil sharpeners L.5 Duplicators and copy machines L.6 Motor-operated files L.7 Other business equipment M Annex M, CRITERIA FOR TELEPHONE RINGING SIGNALS (see 2.3.1) M.1 Introduction M.2 Method A M.3 Method B M.3.1 Ringing signal M Frequency (Hz)... : - M Voltage (V)... : - M Cadence; time (s), voltage (V)... : - M Single fault current (ma)... : - M.3.2 Tripping device and monitoring voltage... : M Conditions for use of a tripping device or a monitoring voltage M Tripping device M Monitoring voltage (V)... : N Annex N, IMPULSE TEST GENERATORS (see , , and clause G.5) N.1 ITU-T impulse test generators N.2 IEC impulse test generator

39 Issue Date: Page 37 of 62 Report Reference # E A9-UL-1 P Annex P, NORMATIVE REFERENCES Q Annex Q, BIBLIOGRAPHY R Annex R, EXAMPLES OF REQUIREMENTS FOR QUALITY CONTROL PROGRAMMES R.1 Minimum separation distances for unpopulated coated printed boards (see ) R.2 Reduced clearances (see ) S Annex S, PROCEDURE FOR IMPULSE TESTING (see ) S.1 Test equipment S.2 Test procedure S.3 Examples of waveforms during impulse testing T Annex T, GUIDANCE ON PROTECTION AGAINST INGRESS OF WATER (see 1.1.2)... : - U Annex U, INSULATED WINDING WIRES FOR USE WITHOUT INTERLEAVED INSULATION (see )... : Triple insulated wire used. -

40 Issue Date: Page 38 of 62 Report Reference # E A9-UL TABLE: list of critical components Object/part No. Manufacturer/ trademark 01. Enclosure SABIC INNOVATIVE PLASTICS CHINA 01a. Enclosure SABIC INNOVATIVE PLASTICS CHINA type/model technical data Product Category CCN(s) 940(f1) 940(f1) Minimum 1.5 mm thick, rated V-0, 120 degree C. Two pieces secured together by ultrasonic welding. See supplement 4-07 for dimension details. Minimum 1.5 mm thick, rated V-0, 120 degree C. Two pieces secured together by ultrasonic welding. See supplement 4-20 for dimension details. Minimum 1.5 mm thick, rated 02. Blades holder SABIC INNOVATIVE 940(f1) PLASTICS CHINA V-0, 80 degree C. 03. Input blades Non-polarized, solid copper or copper alloy, NEMA plug type 1-15P, integrally molded on plastic input blades holder. The perimeter of the face section from either blade's project is not less than 5.1 mm. See supplement 4-14 for detail. 04. Primary input wire (Inside enclosure) Various Various Maximum 45 mm inside enclosure, marked VW-1 or FT- 1; minimum 300 V, 80 degree C, minimum 22 AWG, one end was soldered to the input blade, the other end was soldered to the PWB. 05. Output cord Various Various Minimum 30 V, minimum 20 AWG, minimum 80 degree C, Required Marks of Conformity QMFZ2 UL 4-07 QMFZ2 UL 4-20 QMFZ2 UL AVLV2 UL AVLV2 UL Supplement ID

41 Issue Date: Page 39 of 62 Report Reference # E A9-UL-1 maximum 3.05 m long outside the unit, insulated with PVC, TFE, PTFE, FEP, neoprene, polyimide or marked VW-1 or FT-1. One end was soldered to PWB, terminated with nonstandard polarized connector outside enclosure. 06. Strain relief Various Various Rated minimum V-1, integrated to output cord. See supplement 4-08 for detail. 07. Transformer (T1) (Used in output voltage 5V to 6V) EASTERN FRONTIER CO LTD EFT Class B designated, see enclosure 4-04 for details. QMFZ2 UL Insulation System EASTERN EFB88 Class B OBJY2 -- FRONTIER CO LTD - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) 1P Degree C OANZ2 UL LTD - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL BC346A -Tubing GREAT HOLDING INDUSTRIAL CO.LTD. TFL, TFT, TFS 200 Degree C YDPU2 UL 08. Transformer (T1) (Used in output voltage EASTERN FRONTIER CO LTD EFT Class B designated, see enclosure 4-15 for details

42 Issue Date: Page 40 of 62 Report Reference # E A9-UL-1 7V to 8.9V) - Insulation System EASTERN EFB88 Class B OBJY2 -- FRONTIER CO LTD - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) 1P Degree C OANZ2 UL LTD - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL -Tubing 09. Transformer (T1) (Used in output voltage 9V to 12V) GREAT HOLDING INDUSTRIAL CO.LTD. EASTERN FRONTIER CO LTD BC346A TFL, TFT, TFS EFT Degree C YDPU2 UL Class B designated, see enclosure 4-16 for details Insulation System EASTERN EFB88 Class B OBJY2 -- FRONTIER CO LTD - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) LTD 1P Degree C OANZ2 UL

43 Issue Date: Page 41 of 62 Report Reference # E A9-UL-1 - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL BC346A -Tubing GREAT HOLDING INDUSTRIAL CO.LTD. TFL, TFT, TFS 200 Degree C YDPU2 UL 10. Transformer (T1) (Used in output voltage 14V to 16V) EASTERN FRONTIER CO LTD EFT Class B designated, see enclosure 4-17 for details Insulation System EASTERN EFB88 Class B OBJY2 -- FRONTIER CO LTD - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) 1P Degree C OANZ2 UL LTD - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL BC346A -Tubing GREAT HOLDING INDUSTRIAL CO.LTD. TFL, TFT, TFS 200 Degree C YDPU2 UL 11. Transformer (T1) (Used in output voltage 18V to 20.9V) EASTERN FRONTIER CO LTD - Insulation System EASTERN FRONTIER CO LTD EFT Class B designated, see enclosure 4-18 for details EFB88 Class B OBJY2 --

44 Issue Date: Page 42 of 62 Report Reference # E A9-UL-1 - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) 1P Degree C OANZ2 UL LTD - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL BC346A -Tubing GREAT HOLDING INDUSTRIAL CO.LTD. TFL, TFT, TFS 200 Degree C YDPU2 UL 12. Transformer (T1) (Used in output voltage 21V to 24V) EASTERN FRONTIER CO LTD EFT Class B designated, see enclosure 4-19 for details Insulation System EASTERN EFB88 Class B OBJY2 -- FRONTIER CO LTD - Core Ferrite, overall 22 mm by mm by 6 mm thickness. - Coil Various Various 130 Degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. - Triple Insulation Wire Furukawa Electric Co TEX-E 130 Degree C OBJT2 UL Ltd - Insulation Tape P LEO & CO (B C) 1P Degree C OANZ2 UL LTD - Varnish Elantas Electrical 468-2FC(+) 130 Degree C OBOR2 UL Insulation Elantas - Varnish (Alternate) John C Dolph Co BG-346A, 130 Degree C OBOR2 UL

45 Issue Date: Page 43 of 62 Report Reference # E A9-UL-1 -Tubing 13. Insulation Tape (Wrapping around transformer T1) 14. Line Choke (L1) (Optional) GREAT HOLDING INDUSTRIAL CO.LTD. P LEO & CO (B C) LTD BC346A TFL, TFT, TFS 1P Degree C YDPU2 UL 130 degree C, minimum two layers Minimum 130 degree C, see enclosure 4-06 for construction detail. OANZ2 UL Core Ferrite, measured 15 mm by mm by 3.2 mm thickness. - Coil Various Various Minimum 105degree C OBMW2 UL - Bobbin Sumitomo Bakelite PM9630, PM9820 Phenolic, rate V-0, 150 degree QMFZ2 UL Co., Ltd. C,minimum 0.71 mm thick. 15. Fuse (F1) Various Various T2 AH, 250 Vac JDYX UL 16. Rectifying diode (D1, Minimum 1 A, minimum 600 V D2, D3, D4) 17. Electrolytic capacitor (C1) X-Capacitor (CX1) (Optional) 18a. X-Capacitor (CX1) (Optional) (Alternate) 18b. X-Capacitor (CX1) (Optional) (Alternate) Rated maximum 33uF, minimum 400 V, minimum 105 degree C, provided with pressure relief structure. HSUAN TAI ELECTRONJICS CO., LTD Hua Jung Components Co., Ltd. Dain Electronics Co., Ltd. MCY MKP MPX Line-to-Neutral, rated maximum 0.1 uf, minimum 250 V ac, 100 degree C, X1 or X2. Meet with IEC requirements. Line-to-Neutral, rated maximum 0.1 uf, minimum 250 V ac, 100 degree C, X1 or X2. Meet with IEC requirements. Line-to-Neutral, rated maximum 0.1 uf, minimum 250 V ac, 100 degree C, X1 or X2. Meet with IEC requirements. FOWX2 UL, VDE FOWX2 UL, VDE FOWX2 UL, VDE

46 Issue Date: Page 44 of 62 Report Reference # E A9-UL Bleeder Resistor (R1, R2) 20. Bridge-Capacitor (CY1) 20a. Bridge-Capacitor (CY1) (Alternate) 20b. Bridge-Capacitors (CY1) (Alternate) k ohm, 1/4W minimum HAOHUA ELECTUONIC CO Hsuan Tai Electronics Co., Ltd. Success Electronics Co., Ltd. 21. Optical Isolator (IC2) BRIGHT LED ELECTRONICS CORP 21a. Optical Isolator Cosmo Electronics (IC2) (Alternate) Corp. 21b. Optical Isolator Everlight Electronics (IC2) (Alternate) Co., Ltd. 22. Varistor (MOV) Dongguan Littelfuse Electronics Co., Ltd. 22a. Varistor (MOV) Hongzhi Enterprises Ltd. 22b. Varistor (MOV) Thinking Electronic 23. Heatsink (Mounted on D8) (used for output 5V-6V) CT7 Maximum 2200 pf, Minimum 250Vac, Y1 type, minimum 100 Degree C. Meets with IEC requirements. CY Maximum 2200 pf, Minimum 250 Vac, Y1 type, minimum 100 Degree C. Meets with IEC requirements. SE Maximum 2200 pf, Minimum 250 Vac, Y1 type, minimum 100 Degree C. Meets with IEC requirements. BPC-817C Rated isolation 5000 Vac, 100 degree C FOWX2 UL, VDE FOWX2 UL, VDE FOWX2 UL, VDE FPQU2 UL KPC817X Rated isolation 5000 Vac, 100 degree C FPQU2 UL EL817 Rated isolation 5000 Vac, 110 FPQU2 UL degree C 07D471K, Rated 300 Vac minimum. XUHT2 UL 14D471K HEL07D471, Rated 300 Vac minimum. XUHT2 UL HEL14D471 TVR07D471, Rated 300 Vac minimum. XUHT2 UL TVR14D Industrial Co., Ltd Aluminum alloy, secured to PWB by soldering see enclosure 4-21 for details. 24. PCB Various Various Minimum V-1, minimum 130 ZPMV2 UL degree C 25. Glue Various Various Rated minimum V-2. QMFZ2 UL 26. Insulation sheet Various Various Minimum V-2 or VTM-2. See QMFZ2 UL

47 Issue Date: Page 45 of 62 Report Reference # E A9-UL-1 (Inserted between PWB and blades holder) Enclosure - Diagrams for details. 27. Label Various Various Minimum 75 degree C, Suitable for use on plastic material. All marking labels should be provided by authorized suppliers. PGDQ2, or PGJI2 UL

48 Issue Date: Page 46 of 62 Report Reference # E A9-UL TABLE: electrical data (in normal conditions) fuse # I rated (A) U (V) P (W) I (ma) I fuse (ma) condition/status EFS UL (5Vdc/2. 4A) F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load EFS UL (8.9Vdc/ 1.34A) F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load EFS UL (12Vdc/ 1A) F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load F /50Hz Maximum normal load F /60Hz Maximum normal load EFS UL (16Vdc/ 0.75A)