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4

REV B

OPM-111

SPECIFICATIONS

PSS21/F

LP Gas

Wattage

21,000

21,000

21,000

22,000

Volts

120/240

120/208

120/240

277/480

kvA

21

26.25

26.25

26.49

Phase

Single

Three

Three

Three

Amps

87.5

72.9

63

33.11

CB Size

90

80

80

35

Hertz

60

60

60

60

Natural Gas

Wattage

21,000

21,000

21,000

22,000

Volts

120/240

120/208

120/240

277/480

kvA

21

26.25

26.25

26.49

Phase

Single

Three

Three

Three

Amps

87.5

72.9

63

33.11

CB Size

90

80

80

35

Hertz

60

60

60

60

Engine

Model

ZENITH 2.8L

Starting System

12 Volt

Muffler

Standard

Fuel Consumption (full load)

LP                                                           

NG                                                           

3.76 GAL/HR - 342,516 BTU/HR

321 FT³/HR - 321,332 BTU/HR

Generator Testing Resistance

Note: Review the Stamford Newage nameplate on your generator 

before selecting the correct information below.

Model 

  Stamford 

S0L2-M1

Winding Group 

 

711

Resistances:  

Rotor 

 

 

0.747 Ohms @22°C

Stator (L-N) 

 

0.290 Ohms Per Ph @ 22°C

Exciter Rotor (L-N)   

0.106 Ohms Per Ph @ 22°C

Exciter Stator (L-N)  

15.42 Ohms @ 22°C

Aux Winding 

 

5.160 Ohms @ 22°C

Voltage Regulator (L-N) 

AS540

Model 

  Stamford 

S0L2-M1

Winding Group 

 

706

Resistances:

Rotor 

 

 

0.747 Ohms @22°C

Stator (L-N) 

 

0.097 Ohms Per Ph @ 22°C

Exciter Rotor (L-N)   

0.106 Ohms Per Ph @ 22°C

Exciter Stator (L-N)  

15.42 Ohms @ 22°C

Aux Winding 

 

2.570 Ohms @ 22°C

Voltage Regulator (L-N) 

AS540

PSS30/F

LP Gas

Wattage

30,000

30,000

30,000

30,000

Volts

120/240

120/208

120/240

277/480

kvA

27

37.5

37.5

37.5

Phase

Single

Three

Three

Three

Amps

125

104

90

45

CB Size

125

100

100

45

Hertz

60

60

60

60

Natural Gas

Wattage

27,120

28,000

28,000

28,000

Volts

120/240

120/208

120/240

277/480

kvA

28

35

35

35

Phase

Single

Three

Three

Three

Amps

113

97

84

42

CB Size

125

100

100

45

Hertz

60

60

60

60

Engine

Model

ZENITH 2.8L

Starting System

12 Volt

Muffler

Standard

Fuel Consumption (full load)

LP                                                         

NG                                                           

4.74 GAL/HR - 431,441 BTU/HR

407 FT³/HR - 407,741 BTU/HR

Generator Testing Resistance

Note: Review the Stamford Newage nameplate on your generator 

before selecting the correct information below.

Model 

  Stamford 

S1L2-K1

Winding Group 

 

711

Resistances:

Rotor 

 

 

0.965 Ohms @22°C

Stator (L-N) 

 

0.177 Ohms Per Ph @ 22°C

Exciter Rotor (L-N)   

0.112 Ohms Per Ph @ 22°C

Exciter Stator (L-N)  

15.5 Ohms @ 22°C

Aux Winding 

 

3.91 Ohms @ 22°C

Voltage Regulator (L-N) 

AS540 

Model 

  Stamford 

S1L2-H1

Winding Group 

 

706

Resistances:  

Rotor 

 

 

0.891 Ohms @22°C

Stator (L-N) 

 

0.079 Ohms Per Ph @ 22°C

Exciter Rotor (L-N)   

0.112 Ohms Per Ph @ 22°C

Exciter Stator (L-N)  

15.5 Ohms @ 22°C

Aux Winding 

 

2.3 Ohms @ 22°C

Voltage Regulator (L-N) 

AS540

Summary of Contents for PSS21/F

Page 1: ...WINCO INC 225 S CORDOVA AVE LE CENTER MN 56057 507 357 6821 SERVICE DEPT 507 357 6831 www wincogen com INSTALLATION AND OPERATORS PSS21 F PSS30 F GENERATOR MANUAL...

Page 2: ...ting instructions in this manual Should you experience a problem please follow the Troubleshooting Tables near the end of this manual The warranty listed in the manual describes what you can expect fr...

Page 3: ...d container and only in a well ventilated area F Follow local codes for closeness to combustible material 3 DEADLY EXHAUST GAS Exhaust fumes from any internal combustion engine contain carbon monoxide...

Page 4: ...er Rotor L N 0 106 Ohms Per Ph 22 C Exciter Stator L N 15 42 Ohms 22 C Aux Winding 2 570 Ohms 22 C Voltage Regulator L N AS540 PSS30 F LP Gas Wattage 30 000 30 000 30 000 30 000 Volts 120 240 120 208...

Page 5: ...osure for outside installation Connection boxes are provided to all customer connections both AC output and DC control A customer supplied 12 Volt 650 CCA BCI group 24 battery is required to complete...

Page 6: ...high as long as they are structurally sound supporting the weight of the unit and preventing movement during operation The mounting holes on the base of this unit is 0 625 in diameter The engine gene...

Page 7: ...ructions in the regulator or fuel valve The results could range from inoperative engine to hazardous fuel leaks CAUTION Be careful when sealing gas joints Excessive sealing compound can be drawn into...

Page 8: ...11 in 4 6 oz 7 11 in 4 6 oz No load Line PSI 7 11 in 4 6 oz 7 11 in 4 6 oz Full load Line PSI 7 11 in 4 6 oz 7 11 in 4 6 oz Two regulator system LP vapor only Ref 1 2 3 4 Unit off Line PSI 10 15 lbs...

Page 9: ...negative battery terminal is connected to the negative cable ground from the engine generator assembly All connections must be clean and tight Check the electrolyte fluid in the battery periodically...

Page 10: ...rovided in the control box GROUNDING A grounding lug has been provided on the engine generator set Check your local codes for proper grounding requirements AC ELECTRICAL CONNECTIONS NOTICE CLASS 1 WIR...

Page 11: ...ring instructions can be provided It is recommended that only copper wire be used In all cases it is essential that while the load is connected to the generator there can be absolutely no feedback fro...

Page 12: ...ints in the ASCO 300 ATS are terminals DQG HSHQGLQJ RQ WKH VL H RI WKH VZLWFK WKH DUH located in different locations TB7 removable terminal block TB7 4 TB7 5 TB7 6 1 2 3 4 5 6 7 8 9 Figure 4 TB7 gener...

Page 13: ...ency on the digital display The voltage should be 208 240 480 AC depending on which model you have and a frequency of 59 5 to 60 5 hertz Hz If you have the proper voltage at the generator the next ste...

Page 14: ...ect speed 7 Defective ECU on the engine ENGINE WILL NOT COME UP TO SPEED AFTER IT STARTS 1 Insufficient fuel volume getting to the unit a Fuel line too small b Low fuel pressure 2 AC short circuit 3 D...

Page 15: ...elector switch on the engine generator is in the off position If you are working in the Automatic Transfer Switch confirm with a reliable meter that all power has been disconnected AUTOMATIC TRANSFER...

Page 16: ...16 REV B OPM 111 PSS21 AND PSS30 OUTLINE DRAWING ENCLOSED OPEN SKID...

Page 17: ...H AND LOW WYE THREE PHASE LOW WYE 120 208 VOLTS THREE PHASE HIGH WYE 277 480 VOLTS THREE PHASE HIGH WYE 277 480V THREE PHASE LOW WYE 120 208V THREE PHASE DELTA 120 240 VOLTS THREE PHASE AC WIRING DELT...

Page 18: ...111 ENGINE HARNESS SCHEMATIC 6 1 6 1 1 3 6 237 21 2 22 17 6 1625 3 8 3 8 1 1 8 8 62 12 6 67 57 200 1 8 6 7 1 7 21 1 2 1 5 9 51 3 5 0 0 7 6 5 1 217 16 35235 7 5 1 250 7 21 21 1 72 1 2 81 87 25 86 6 35...

Page 19: ...7 1 1 77 77 1 5 7 50 1 2 6 211 725 211 725 66 86 86 86 86 86 36 1 2 8 1387 20021 6 5 1 1 6 5 1 1 1 1 1 36 32 5 6 7 66 0 5 1 6723 6 7 66 8 6 7 21 6 7 9 5 92 7 8670 17 5 267 7 9 5 1 855 17 66 7 50 1 2 8...

Page 20: ...enance consumables or labor This warranty only covers travel time that has been pre approved by the WINCO Service Department Mileage or labor for removal or re installation of WINCO product from its a...

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