Transformer 72j5c

File E166979 Project 04RT05143 July 21, 2004 REPORT On UNINTERRUPTIBLE POWER SUPPLY EQUIPMENT UIS Alber Electronics Co., Ltd. Taipei Hsien Taiwan Copyright © 2004 Underwriters Laboratories Inc. Underwriters Laboratories Inc. authorizes the above named company to reproduce this Report provided it is reproduced in its entirety.

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DESCRIPTION PRODUCT COVERED: USL, CNL

Uninterruptible power supply, Models VT-Pro 1000 and VT-Pro 1500.

GENERAL CHARACTER: The equipment has the following features: Cord connected Off-line type Batteries internal to UPS ENGINEERING CONSIDERATIONS (NOT FOR FIELD REPRESENTATIVE USE): USL indicates that these units were evaluated to UL 1778, the Standard for Uninterruptible Power Supply Equipment, dated October 25, 1994. CNL indicates these units were evaluated to the requirements in the Standard for General Use Power Supplies, CAN/CSA-C22.2 No. 107.1. RATINGS: When a range of electrical ratings is specified, any rating within the range is covered. ELECTRICAL: UPS Units – Input Power, 50/60 Hz V

A (1) Phase

Neutral

P.F.

W

Kva

Phases(2)

VT-Pro 1000

110-120

12

-

-

-

-

Single

VT-Pro 1500

110-120

15

-

-

-

-

Single

VT-Pro 1500 (Alternate Rating)

110-120

12

-

-

-

-

Single

Model

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Output Power, 50/60 Hz A (3) Phase Neutral P.F W

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VA

Phases (2)

600

1000

Single

-

-

-

900

1500

Single

-

-

-

900

1400

Single

-

-

Model

V

VT-Pro 1000

110-120

-

-

-

VT-Pro 1500

110-120

-

-

VT-Pro 1500 (Alternate Rating)

110-120

-

-

Notes: (1)

Input current based on use of true RMS meter. For a unit having a 3 ph, 4-wire input, both the phase and neutral currents are indicated; for all others, only the phase current is indicated.

(2)

Number of phases indicated. In addition, for 3 ph units, delta or wye restriction, if applicable, is indicated.

(3)

For a unit having a 3 ph, 4-wire or a 1 ph, 3-wire output, the ampere ratings of both the phase and neutral conductors are indicated; for all others, only the phase current is indicated.

(4)

Applicable only to UPS used with a remote battery supply.

TEMPERATURE: Temperature Rating – Units are considered acceptable for use in a maximum ambient of 40C. CONSTRUCTION DETAILS: These are in addition to those stated in Section General, see Section General for Method of Application. SPACINGS: Refer to Table 1 – controlled environment of Sec. Gen. For spacing.

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MARKINGS: General – See Sec. Gen. For method of application. The Listee’s name, model number, date of manufacture, and electrical ratings marked where readily visible. ADDITIONAL MARKINGS: These are in addition to those stated in Sec. Gen. See Sec. Gen. For Method of Application. Controlled Environment – “Intended for installation in a controlled environment”. For CNL unit, the above marking shall be followed by the following wording. “Refer to manual for environmental conditions.” This marking is located outside the unit. Disconnect On/Off Positions – “On” and “Off”, or the symbols shown in ILL. 1 of Sec. Gen. Are marked on or adjacent to disconnect devices, if provided, for the output AC and output DC power circuits. AC Circuits – Identified to indicate alternating current, frequency or frequency-range or the AC symbol – see Sec. Gen., ILL. 1. Provide adjacent to UPS AC input part and AC output part. Operated Handles, Knobs or Buttons – Operating positions are identified. Detachable Power Supply Cord Not Provided – Unit intended for use with a detachable power supply cord that is not provided, marked “See instruction manual for proper selection of power supply cord”. Marking may be a tag of paper or other material, or product insert, provided on or package with the units and visible at installation. CAUTIONARY MARKINGS: The following cautionary markings are provided. The words “CAUTION”, “WARNING” or “DANGER” in the following cautionary markings shall be in letters not less than 3.2 mm high, and the remaining letters shall not be less than 1.6 mm high. 1.

“CAUTION – Risk of electric shock” – “Refer to top or rear of UPS for cautionary markings”. This marking shall be visible to the operator during normal operation of the unit.

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2.

Having Internal Battery – “CAUTION – Risk of electric shock Hazardous live parts inside this UPS are energized from the battery supply even when the input AC power is disconnected.” If marking is located on inside of unit, it is visible with any cover or opened.

3.

Serviceable Parts – “CAUTION – Risk of electric shock, do not remove cover. No serviceable parts inside. Refer servicing to qualified service personnel.

4.

Isolated Battery Supply – “CAUTION – Risk of electric shock Battery circuit is not isolated from AC input, hazardous voltage may exist between battery terminals and ground. Test before touching.” The marking shall be provided internally adjacent to the batteries.

5.

Sinusoidal Output – For CNL unit only, on unit surface – “NOTICE: THE OUTPUT OF THIS DEVICE IS NOT SINUSOIDAL. IT HAS A TOTAL HARMOMNIC DISTORTION OF 65.8 PERCENT AND MAXIMUM SINGLE HARMONIC OF 55.2 PERCENT”.

PRINTED WIRING BOARDS: Minimum requirements for PWBs are described in Sec. Gen. OUTPUT CIRCUIT GROUNDING: The AC output power circuit of the UPS is grounded as described below. Receptacles – the white or silver conductor of either receptacle supplied

For a UPS having a general-use attachment plug receptacle, terminal is connected to the grounded (neutral) supply (1) AC input circuit, or (2) output of the UPS for a from the output AC circuit.

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INSTRUCTION MANUAL: The important safety instructions shall appear before the preliminary guidelines for battery installations, the battery installation procedures, and maintenance. The headings “IMPORTANT SAFETY INSTRUCTIONS” and “SAVE THESE INSTRUCTIONS” shall be entirely in upper case letters not less than 4.8 mm high. Upper case letters in the instructions shall not be less than 2.0 mm high, and lower case letters shall not be less than 1.6 mm high. The instruction manual shall include important safety instructions as listed below. The statement “IMPORTANT SAFETY INSTRUCTIONS”, and the statement “SAVE THESE INSTRUCTIONS” shall precede the list. The word “CAUTION” shall be entirely in upper case letters. 1.

"SAVE THESE INSTRUCTIONS - This Manual Contains Important Instructions that should be followed during Installation and Maintenance of the UPS and Batteries."

2.

Symbol for On/Off is displayed and defined.

3

"Intended for Installation in a Controlled Environment."

4.

"Maximum ambient temperature 40°C".

5.

"Servicing of batteries should be performed or supervised by personnel knowledgeable of batteries and the required precautions. Keep unauthorized personnel away from battery."

6.

Size of Branch Circuit Overcurrent Protection - "CAUTION - To reduce the risk of fire, connect only to a circuit provided with 20 amperes maximum branch circuit overcurrent protection in accordance with the National Electric Code, ANSI/NFPA”. The marking may be located internally adjacent to wiring terminals or provided in the instruction manual.

7.

Proper Selection of Power Supply Cord (For Model VT-Pro 1500) – Listed, rated minimum 14 A, 125 V, cord type SJT, No. 14 AWG/3C, one end terminates in a Listed grounding type attachment plug of 20 A, 125 V configuration (NEMA 5-20P), other end terminates in a cord connector, minimum 1.8 m long.

8.

Proper Selection of Power Supply Cord (For Model VT-Pro 1000) – Listed, rated minimum 9 A, 125 V, cord type SJT, No. 18 AWG/3C, one end terminates in a Listed grounding type attachment plug of 15 A, 125 V configuration (NEMA 5-15P), other end terminates in a cord connector, minimum 1.8 m long.

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UPS MODEL VT-Pro 1500 – FIG. 1 AND FIG. 2 General - Figs. 1 and 2 illustrate the overall, interior construction of Model VT-Pro 1500. Enclosure - R/C (QMFZ2), Chi Mei Corp. (E56070), Type PA-765 or PA-765A, minimum 2.5 mm thick, rated 5 VA, 80C, five pieces construction, overall 33 by 14.7 by 23.3 cm high, secured together by snap-fit and screws. Provided with three sets baffled ventilated openings at right and left side of enclosure respectively as shown. At the rear, also provide openings for appliance inlet, output receptacles, input fuse, phone jacks and communication port. See ILL. 1 for right and left side of enclosure detail dimensions and ILL. 2 for dimensions and openings of rear enclosure provided for component mounting. Front – R/C (QMFZ2), Chi Mei Corp. (E56070), Type PA-765 or PA-765A, rated 5VA, 80C, minimum 2.5 mm thick, overall 22.1 by 14.6 by 2.7 cm, secured to enclosure by screws. See ILL. 3 for detail dimensions Alternate – Same as above except see ILL. 4 for detail dimensions. Output Receptacles – Three duplex type provided, R/C (RTRT2), Certified, Rong Feng Industrial Co. Ltd. (E95905), Type E-06, 125 V, 15 A (NEMA 5-15R), secured to rear enclosure by screws Wiring provided with style 1015, 14 AWG solid copper wire for to the receptacle terminals.

CSA rated and nuts. connection

Alternate – Same as above except Listed (RTRT, RTRT7). Alternate - Same as above except Rich bay Co., Ltd. (E128780), Type RU-22. Alternate – Same as above except Jasco Products Co., LLC. (E15041), Type I-205. Appliance Inlet – R/C (AXUT2, AXUT8), Rich Bay Co. Ltd. (E184638), Type R-301SN, rated 15 A, 125 V. Secured to rear enclosure by snap-fit. Alternate – Same as above except Rong Feng Industrial Co., Ltd. (E102641), Type SS-120. Input Fuseholder – R/C (IZLT2), CSA Certified, Cooper Industries Inc., Type HKP, rated 30 A, 250 V. Secured to rear enclosure by lock nut. Input Fuse – Listed (JDYX), CSA Certified, rated 250 V ac, 15 A. Physically fitted into fuseholder. Communication Port (USB) - LVLE, secured on PWB by soldering of integral pings. Separated from primary circuit by Optical Isolators U2, U3 on communication control PWB.

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Alternate Communication Port (RS232) – Same as above except isolated from primary circuit by optical isolators U1 and U2 on main PWB. Phone Jack Module (RJ45) – Consists of two phone jacks, R/C (DUXR2, DUXR8), Sun Jun Electronic Inc. (E135545), Type 9670, secured to PWB by soldering and snap-fit of integral pins. No electrical components other than phone jacks provided. Alternate – Same as above except Wieson Electronic Co., Ltd. (E203158), Type 7239. Quick Connect Terminals – All quick-connect terminals are Listed or R/C (RFWV2), CSA Certified, and are insulated type or covered by R/C (YDPU2, YDPU8) insulating tubing, rated 600 V, 125 OC, VW-1, insulating tubing or sleeving. Battery Wirings – R/C (AVLV2), CSA Certified, Style 1015, No. 10 AWG, rated 105C, 600 V, VW-1. Internal Wirings – R/C (AVLV2), CSA Certified. Location

See below for details.

Style

AWG

Rating (minimum)

Receptacle to Quick-Connect Terminal (O/P L, O/P N)

1015

14(Solid)

600 V, VW-1, 105C

Inverter Transformer to Connector (CN1)

1015

16(Stranded)

600 V, VW-1, 105C

Inverter Transformer to Heat Sink (H2, H3)

1015

10(Stranded)

600 V, VW-1, 105C

Grounding and Bonding – Provided with R/C (AVLV2), CSA Certified, green or green with yellow stripe, minimum No. 14 AWG (sized not less than wiring for input wiring and output receptacles), appliance wiring material, connected from grounding terminal of inlet to yoke of output receptacles and transformer core by screws and nuts. Also connected to quick-connect terminal with additional soldering on PWB. No grounding or bonding connections accessible from outside of enclosure.

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Batteries – Two provided, sealed type, R/C (BAZR2), see below for details. Manufacturer

Type

Rating

CSB Battery Co. Ltd., (MH14533) Japan Storage Battery Co., Ltd., (MH13567)

HR1234W PX12090

12 V dc, 9.0 Ah 12 V dc, 9.0 Ah

Yuasa Corp., (MH12970) First Power Technology Co., Ltd. (MH28204)

REW45-12FR FP1290

12 V dc, 9.0 Ah 12 V dc, 9.0 Ah

Shenzhen Center power Technology Co., Ltd. (MH25860)

1290 1290L

12 V dc, 9.0 Ah 12 V dc, 9.0 Ah

B & B battery Inc. (MH19884)

HR9-12

12 V dc, 9.0 Ah

*Inverter Transformer – R/C (OBJY2), Class 130(B) insulation system. Manufacturer and designation tabulated below. Constructed as follows (Also see ILL. 8): Manufacturer

Designation

Xepex Electronic Co., Ltd. (E140166) Cormex Electronics Ind. Co., Ltd. (E151908) Dar Plus Electronic Co., Ltd. (E184736)

XPB-5 DV-130-1 DV-130-1

a.

Core – Laminated steel, 114 by 95 by 78 mm.

b.

Winding – Enameled copper wire.

c.

Bobbin - Two-flange type, nylon, minimum 0.71 mm thick.

d.

Impregnation - Varnish.

e.

Insulation between primary and secondary windings – Two layers, 0.26 mm thick, Kraft paper and three layers, 0.15 mm thick, polyester tape.

f.

Insulation between primary and primary windings – Two layers, 0.26 mm thick, Kraft paper.

g.

Insulation between windings and core – Provided by bobbin.

h.

Outer wrap – One layer, 0.05 mm thick of polyester tape.

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MODEL VT-Pro 1500 MAIN PWB ASSEMBLY - FIG. 3 Printed Wiring Board - R/C (ZPMV2), rated 130°C, V-0. Overall 340 by 110 by 1.6 mm thick. See ILLs. 5 and 6 for component and foil trace layout on PWB for description. Varistor (NTC1) - R/C (XUHT2), CSA Certified, Song Long Electronics Co. Ltd. (E171541), CSA Certified, Type SAS-241KD10. Alternate – Same as above except Pan Overseas Electronic Co., Ltd. (E186223), Type PVR10D241K. Alternate – Same as above except Success Electronics Co., Ltd. (E201696), Type SVR10D241K78B. X-Capacitors (C4, C35) - Line to Neutral, R/C (FOWX2, FOWX8), rated 300 V ac, 0.47 F. Y-Capacitors (C5) - Line to Ground, R/C (FOWX2, FOWX8), rated 250 V ac, 4700 pF. Capacitor (C14) - Electrolytic type, rated 50 V, 100 uF, 105°C. Resistors (R113, R129) – 2 W, 100K ohm. Backfeed Relays (K1, K6) - R/C (NLDX2, NLDX8), Song Chuan Precision Co. Ltd., (E88991), Type 875B-1CH-F-C. Class 155(F) coil insulation system, (Coil rated 12 V dc, s rated 17 A, 250 V ac). Relays (K2 thru K5) – Same as above. Connector (CN1) – R/C (ECBT2), CSA Certified, Chyao Shiunn Electronic Industrial Ltd., (E113875), Type JS-1120-09, rated 7 A, 250 V. Alternate – Same as above except Chao Kuei Mold Industrial Co. Ltd. (E186634), Type CKM3961WV, rated 6.5 A, 250 V. DC Fuses (F1, F2) – Listed (FXHT), CSA Certified, rated 32 V dc, 30 A. Optical Isolators (U1, U2) – R/C (FPQU2), CSA Certified, Type and manufacturer tabulated below. (minimum isolation voltage 2000 V ac). Manufacturer

Type

Everlight Electronics Co., Ltd. (E214129) Sharp Corp. (E64380) Cosmo Electronics Corp. (E169586)

EL817 PC123 K10101C

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Heat Sinks (H1, H2, for Q17, Q18 and Q19, Q20 respectively) – Two provided, aluminum, overall 56.2 by 20 by 30 mm high, provided with seven 2.0 mm thick by 17.3 mm long integral fins along entire length of heat sink. Secured to PWB by soldering of integral pins. Conductively anodized for current carrying function. Heat Sink (For Q25) - Aluminum, overall 15 by 11 by 30.4 mm high. Secured to PWB by soldering of integral pins. Transistors (Q17 thru Q20) - Rated 60 V, 84 A. Transistor (Q12) – Rated 900 V, 7 A. Transistor (Q25) – Rated 32 V, 1 A. Transistors (Q3, Q9) – Rated 40 V, 1 A. Diodes (D13, D15, D16, D18, D19) – Silicon rectifier type, rated 1000 V, 1 A. Choke (L1) – Open type with ferrite core 10 mm outer diameter. Coil of copper magnet wire 0.3 mm diameter wound on toroidal core, coil ends soldered to PWB. Covered by R/C (YDPU2, YDPU8) insulating tubing, rated 600 V, 125 OC, VW-1. Choke (L2) – Optional, constructed of 1.8 mm diameter copper magnet wire, R/C (OBMW2), Pacific Electric Wire & Cable (Shenzhen) Co. Ltd. (E84081), Type UEW/U, rated 130°C, wound on ring type ferrite core with ceramic coating. Overall approximate 43 mm diameter by 21.5 mm thick, coil ends soldered to PWB. Opposite polarity coils maintained minimum 1.6 mm spacing by 3.5 mm width cable tie. Charger Transformer (T3) – R/C (OBJY2), Class 130(B) insulation system. Manufacturer and designation tabulated below. Constructed as follows: Manufacturer Xepex Electronic Co., Ltd. (E140166) Cormex Electronics Ind. Co., Ltd. (E151908) Dar Plus Electronic Co., Ltd. (E184736)

Designation XPB-5 DV-130-1 DV-130-1

a.

Core – Ferrite, 30 by 26.5 by 10.7 mm. Provided two layers, 0.10 mm thick polyester tape around the core.

b.

Winding – Enameled copper wire.

c.

Bobbin - Two-flange type, phenolic, minimum 1 mm thick.

d.

Impregnation - Varnish.

e.

Insulation between primary and secondary windings – Three layers, 0.15 mm thick, polyester tape.

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f.

Insulation between primary and primary windings – Three layers, 0.15 mm thick, polyester tape.

g.

Insulation between windings and core – Provided by bobbin.

h.

Outer wrap – Three layers, 0.15 mm thick of polyester tape.

*Transformer (T4) - R/C (OBJY2), Class 155(F) insulation system. Manufacturer and designation tabulated below. Constructed as follows: Manufacturer Lion Electronics Enterprise (M) Sdn Bhd (E219160) Xepex Electronic Co., Ltd. (E140166) Cormex Electronics Ind. Co., Ltd. (E151908)

Designation F-L1 SPB-8 Z252D

a.

Core – Ferrite, overall 19 by 14.8 by 5.5 mm. Provided two layers, 0.10 mm thick polyester tape around the core.

b.

Winding – Enameled copper wire.

c.

Bobbin – Two-flange type, phenolic, minimum 0.79 mm thick.

d.

Impregnation – Varnish.

e.

Primary to secondary insulation – Two layers, 0.1 mm thick, polyester tape.

f.

Insulation between primary and primary windings – Two layers, 0.1 mm thick, polyester tape.

g.

Insulation between windings and Core – Provided by bobbin.

h.

Outer Wrap – Two layers, 0.1 mm thick, polyester tape.

Communication Control PWB Assembly 1.

PWB - R/C (ZPMV2), rated V-0, 105°C, overall 45 by 29.3 by 1.6 mm thick, see ILL. 7 for component and foil trace layout.

2.

Optical Isolators (U2, U3) – R/C (FPQU2), CSA Certified, Type and manufacturer tabulated below. (minimum isolation voltage 2000 V ac). Manufacturer

Everlight Electronics Co., Ltd. (E214129) Sharp Corp. (E64380) Cosmo Electronics Corp. (E169586)

Type EL817 PC123 K10101C

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UPS MODEL VT-Pro 1000 General – Model VT-Pro 1000 is similar to Model VT-Pro 1500 described in Fig. 1 through Fig. 3 respectively except as noted below. Input Fuse – Listed (JDYX), CSA Certified, rated 250 V ac, 12 A. Physically fitted into fuseholder. Internal Wirings – R/C (AVLV2), CSA Certified. Location Receptacle to Quick-Connect Terminal (O/P L, O/P N)

See below for details.

Style

AWG

Rating (minimum)

1015

18

600 V, VW-1, 105C

*Inverter Transformer – R/C (OBJY2), Class 130(B) insulation system. Manufacturer and designation tabulated below. Constructed as follows (Also see ILL. 9): Manufacturer Xepex Electronic Co., Ltd. (E140166) Cormex Electronics Ind. Co., Ltd. (E151908) Dar Plus Electronic Co., Ltd. (E184736)

Designation XPB-5 DV-130-1 DV-130-1

a.

Core – Laminated steel, 114 by 95 by 44 mm.

b.

Winding – Enameled copper wire.

c.

Bobbin - Two-flange type, nylon, minimum 0.71 mm thick.

d.

Impregnation - Varnish.

e.

Insulation between primary and secondary windings – Two layers, 0.26 mm thick, Kraft paper and three layers, 0.15 mm thick, polyester tape.

f.

Insulation between primary and primary windings – Two layers, 0.26 mm thick, Kraft paper.

g.

Insulation between windings and core – Provided by bobbin.

h.

Outer wrap – One layer, 0.05 mm thick of polyester tape.

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Choke (L2) – Optional, constructed of 1.3 mm diameter copper magnet wire, R/C (OBMW2), Pacific Electric Wire & Cable (Shenzhen) Co. Ltd. (E84081), Type UEW/U, rated 130°C, wound on ring type ferrite core with ceramic coating. Overall approximate 27 mm diameter by 13 mm thick, coil ends soldered to PWB. Opposite polarity coils maintained minimum 1.6 mm spacing by 2.5 mm width cable tie. Batteries – Two provided, sealed type, R/C (BAZR2), see below for details. Manufacturer

Type

Rating

CSB Battery Co., Ltd. (MH14533)

GP1272F2

12 V dc, 7.2 Ah

Japan Storage Battery Co., Ltd., (MH13567) Yuasa Corp., (MH12970)

PX12072

12 V dc, 7.2 Ah

NP7-12

12 V dc, 7.2 Ah

First Power Technology Co., Ltd. (MH28204)

FP1272 FP1270

12 V dc, 7.2 Ah 12 V dc, 7.0 Ah

Shenzhen Center power Technology Co., Ltd. (MH25860)

1272 1272L

12 V dc, 7.2 Ah 12 V dc, 7.2 Ah

B & B battery Inc. (MH19884)

BP7.2-12

12 V dc, 7.2 Ah

Backfeed Relays (K1, K6) – R/C (NLDX2, NLDX8), Song Chuan Precision Co., Ltd. (E88991), Type 875B-1CH-F-C, Class 155(F) coil insulation system, (coil rated 12 V dc, s rated 17 A, 250 Vac)