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Page 12

3113-00

60706-156

THREE PHASE AC WIRING

HIGH AND LOW WYE

THREE PHASE-LOW WYE

120/208 VOLTS

THREE PHASE-HIGH WYE

277/480 VOLTS

Lead Cross Ref.

U =L1

V =L2

W =L3

N = N

U1 - T1

U2 - T4

U5 - T7

U6 - T10

V1 - T2

V2 - T5

V5 - T8

V6- T11

W1- T3

W2 - T6

W5 - T9

W6 - T12

Lead Cross Ref.

U =L1

V =L2

W =L3

N = N

U1 - T1

U2 - T4

U5 - T7

U6 - T10

V1 - T2

V2 - T5

V5 - T8

V6- T11

W1- T3

W2 - T6

W5 - T9

W6 - T12

Summary of Contents for PSS50LC

Page 1: ...ine Generator Set 225 SOUTH CORDOVA AVE LE CENTER MN 56057 507 357 6831 PACKAGE STANDBY SYSTEMS PSS50LS C PSS75LS A INSTALLATION AND OPERATIONS MANUAL for UNITS EQUIPPED WTH BASLER DIGITAL GENSET CONTROLS ...

Page 2: ...ed electrician Operated only for its designed purposes Used only by operators who understand its operation Properlymaintained Read and understand all instructions in the manual before starting and operating the generator set USING THIS MANUAL Congratulations on your choice of a Winco generator set You have selected a high quality precision engineered generator set designed and tested to give you y...

Page 3: ...rts They all can cause severe burns instantly f Installing a generator set is not a do it yourself project Consult a qualified licensed electrician or contractor The installation must comply with all national state and local codes g Always make sure unit is disabled before placing your hands anywhere near the fan belts alternator or water hoses SAFETY INFORMATION This engine generator set has been...

Page 4: ...cessary to send a start stop signal to the engine generator set 2 ENGINE GENERATOR PSS50LS The engine generator set consists of a GM 5 7L V 8 industrial liquid cooled engine equipped to run on L P N G fuel The engine operates at 1800 rpm and frequency regulation is maintained by the electronic governor within 5 cycles variation from no load to rated load The 50 000 watt 50kW generator is a single ...

Page 5: ...er Failure Enabled Magnetic Pickup Failure Enabled During normal operation the DGC will continuously display the engine oil pressure coolant temperature and the battery voltage reading By pressing the Phase Toggle push button you can toggle through the different phases checking the generator output and amperage reading on each phase The DGC has three operational push buttons You can tell which pos...

Page 6: ...it under the unit may cause the unit to overheat from lack of proper air flow Before beginning the installation process recheck the rating of the generator set and its transfer switch rating Be certain they can handle the intended load and are compatible with the entrance voltage phase and current ratings Plans for installation should be prepared with proper attention to mechanical and electrical ...

Page 7: ...ange the fuel type in the field see information on page 10 Line Size vapor system Unit location will determine the size of fuel line that is required to supply the engine with a constant fuel pressure Refer to the tables below for fuel line size fuel consumption and recom mended tank size For distances of 25 feet and over a two regulator fuel system is recommended This is accomplished by installin...

Page 8: ...e damage to both the engine and the engine control module Observe polarities Connect the positive battery terminal to the cable from the control panel the negative battery terminal is connected to the negative cable ground from the engine generator assembly NOTE Always make sure that a new battery is fully charged before installing it on a generator set Failure to do so can cause damage to the eng...

Page 9: ... instruments before proceeding A C ELECTRICAL CONNECTIONS WINCO Non UL Only Single Phase The standby generator terminals in the A T S are marked GENERATOR G1 G N G3 The hot leads G1 and G3 wire directly to the top lugs on the generator side contactor terminals G1 and G3 The G N connection is made to the lug on the standoff just to the right of the generator side contactor The line terminals in the...

Page 10: ...ed under emergency power failure conditions an additional distribution panel designated emergency distribution panel must be installed All selected emergency circuits are removed from main distribu tion panels and installed in the emergency distribution panel The A T S is then installed between the main panel and the emer gency distribution panel Suggested circuits freezer refrigerator furnace eme...

Page 11: ...he same as it was on the generator front panel The voltage should also be checked between the hot terminals G1 and G3 and the G N to be certain of a balanced voltage output and a solid neutral connection The voltage between G1 and G N should be about 120 volts AC 277 on 480 units The same approximate voltage should be found between terminals G3 and G N 120 volts AC On three phase panels the G2 vol...

Page 12: ...tart up 6 Press the Program Select Button until number 2 is dis played on the clock 7 Push the Day Select Button to select the day you want the engine to stop This must be the same day you selected in step 4 above 8 With the Hour and Minute buttons select the time you want the engine to stop It is recommended you let the engine run at least 15 minutes during any exercise period 9 Position the top ...

Page 13: ...ror between generator and transfer switch 5 Defective start stop relay ATS PANEL WILL NOT RETRANSFER TO NORMAL POWER 1 Proper normal line power not available at line terminals in ATS panel 2 Defective holding coil in line side contactor 3 Broken or defective mechanical electrical interlocks 4 Defective start stop relay NO AC OUTPUT FROM GENERATOR 1 Defective diode 2 Defective voltage regulator 3 D...

Page 14: ...E LOW WYE 120 208 VOLTS THREE PHASE HIGH WYE 277 480 VOLTS Lead Cross Ref U L1 V L2 W L3 N N U1 T1 U2 T4 U5 T7 U6 T10 V1 T2 V2 T5 V5 T8 V6 T11 W1 T3 W2 T6 W5 T9 W6 T12 Lead Cross Ref U L1 V L2 W L3 N N U1 T1 U2 T4 U5 T7 U6 T10 V1 T2 V2 T5 V5 T8 V6 T11 W1 T3 W2 T6 W5 T9 W6 T12 ...

Page 15: ...ELTA SINGLE PHASE AC WIRING SINGLE PHASE 120 240 VOLTS THREE PHASE DELTA 120 240 VOLTS Lead Cross Ref U L1 V L2 W L3 N N U1 T1 U2 T4 U5 T7 U6 T10 V1 T2 V2 T5 V5 T8 V6 T11 W1 T3 W2 T6 W5 T9 W6 T12 Lead Cross Ref U1 L1 U6 L3 N N U1 T1 U2 T2 U5 T3 U6 T4 ...

Page 16: ...Page 14 3113 00 60706 156 VOLTAGE REGULATOR WIRING THREE PHASE AND SINGLE PHASE ...

Page 17: ...60706 156 Page 15 3113 00 DC SCHEMATIC ...

Page 18: ...Page 16 3113 00 60706 156 PSS50 75LS OUTLINE DRAWING AND WIRING ENTRANCE ...

Page 19: ...l warranties including those of merchantability and fitness for a particular purpose are limited to 12 months from date of purchase In no event is WINCO liable for incidental or consequential damages Note Some states do not allow limitation on the duration of implied warranty and some states do not allow the exclusion or limitation of incidental or consequential damages so the above limita tions m...

Page 20: ...225 SOUTH CORDOVA AVE LE CENTER MN 56057 Phone 507 357 6831 Fax 507 357 4857 Website www wincogen com 60706 156 3113 00 ...

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