GENERATORS
REGULATOR GP-VOLTAGEGENERATOR GP
GENERATORS
REGULATOR GP-VOLTAGE#SEBP14931200
7W-8991: REGULATOR GP-VOLTAGE
7W-8991 REGULATOR GP-VOLTAGE
S/N 5NA1-UP; 6EA1-UP; 6FA1-UP
MIL-STD-461B
AN ATTACHMENT
S/N 5NA1-UP; 6EA1-UP; 6FA1-UP
MIL-STD-461B
AN ATTACHMENT
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7C-1884 | [4] | MOUNT-FLEXIBLE |
#SEBP14931201
9Y-8400: REGULATOR GP-VOLTAGE
9Y-8400 REGULATOR GP-VOLTAGE
S/N 5NA6058-6058; 5NA6121-6121; 5NA6187-6187; 5NA6203-6203; 5NA6209-6209; 5NA6212-6212; 5NA6214-UP; 6EA1230-UP; 6FA3575-UP; 4SJ500-UP
240-VOLT. VR3, SELF EXCITED, SENSING
PART OF 4P-2236, 5N-0046, 5N-0047, 5N-0061, 5N-5026, 5N-7068, 5N-7069, 5N-7308, 9Y-0384 GENERATOR GP
FIELD REPLACEMENT ORDER @@@@@149-6130@@@@@
FIELD REPLACEMENT FOR @@@@@ 7C-1600@@@@@
S/N 5NA6058-6058; 5NA6121-6121; 5NA6187-6187; 5NA6203-6203; 5NA6209-6209; 5NA6212-6212; 5NA6214-UP; 6EA1230-UP; 6FA3575-UP; 4SJ500-UP
240-VOLT. VR3, SELF EXCITED, SENSING
PART OF 4P-2236, 5N-0046, 5N-0047, 5N-0061, 5N-5026, 5N-7068, 5N-7069, 5N-7308, 9Y-0384 GENERATOR GP
FIELD REPLACEMENT ORDER @@@@@149-6130@@@@@
FIELD REPLACEMENT FOR @@@@@ 7C-1600@@@@@
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8M-8468 | [2] | SEAL-O-RING | |
| 2. | 6V-8374 | [16] | SCREW-MACHINE (6-32X0.25-IN) | |
| 3. | 9Y-8420 | [1] | COVER (FUSE) | |
| 4. | 9S-8750 | [4] | NUT-FULL (1/4-20-THD) | |
| 5. | 4B-4674 | [4] | WASHER (6.4X14.5X1.6-MM THK) | |
| 6. | 7C-3887 | [4] | BOLT (1/4-20X4.5-IN) | |
| 7. | 9Y-8419 | [2] | FUSE (12-AMPERE) | |
| 8. | 4B-1242 | [2] | SCREW-MACHINE (12-24X0.375-IN) | |
| 9. | 4P-9826 | [1] | BLOCK-FUSE |
#SEBP14931202
126-5028: ROTOR AS
#SEBP14931203
126-5031: ROTOR AS
126-5031 ROTOR AS
S/N 4SJ500-UP
PART OF 342-0547, 344-2711, 9Y-0391, 9Y-1429 GENERATOR GP
ALSO AN ATTACHMENT
S/N 4SJ500-UP
PART OF 342-0547, 344-2711, 9Y-0391, 9Y-1429 GENERATOR GP
ALSO AN ATTACHMENT
#SEBP14931204
126-5032: ROTOR AS
126-5032 ROTOR AS
S/N 8HG500-UP
PART OF 312-0155, 312-0157, 314-4169 GENERATOR GP
AN ATTACHMENT
S/N 8HG500-UP
PART OF 312-0155, 312-0157, 314-4169 GENERATOR GP
AN ATTACHMENT
#SEBP14931205
177-3637: ROTOR AS
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS#SEBP14931206
5N-0405: ROTOR AS
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7J-6580 | [1] | RING-RETAINING | |
| 2. | 5P-2448 | [1] | BALL BEARING | |
| 3. | 3N-1645 | [4] | SCREW-FORMING (5/16-18X1-IN) | |
| 4L-6499 | [4] | WASHER (0.38X0.88X0.06-IN THK) | ||
| 4. | 7L-7382 | [1] | HUB-COUPLING | |
| 5. | 3N-7776 | [2] | VARISTOR AS | |
| 6. | 3N-7778 | [1] | HEAT SINK AS (POS) | |
| 7. | 3N-1958 | [2] | TUBE-INSULATING | |
| 8. | 3N-1960 | [1] | CLAMP-RESISTOR | |
| 9. | 3N-1959 | [1] | RESISTOR AS | |
| 10. | 7S-1197 | [1] | SCREW-MACHINE (8-32X0.5-IN) | |
| 11. | 4B-2043 | [1] | NUT (8-32-THD) | |
| 12. | 9B-7233 | [2] | LOCKWASHER | |
| 13. | 3N-5313 | [3] | RECTIFIER AS | |
| 14. | 3D-9799 | [4] | SCREW-MACHINE (8-32X0.875-IN) | |
| 9B-7233 | [4] | LOCKWASHER | ||
| 15. | 3N-7777 | [1] | HEAT SINK AS (NEGATIVE) | |
| 16. | 3N-1958 | [2] | TUBE-INSULATING | |
| 17. | 3N-5312 | [3] | RECTIFIER AS | |
| 18. | 1H-4336 | [2] | SCREW-MACHINE (10-32X0.563-IN) | |
| 8L-5832 | [2] | NUT-HEX (10-32-THD) | ||
| 8F-1434 | [2] | LOCKWASHER | ||
| 19. | 3N-9115 | [2] | STRIP-TERMINAL | |
| 20. | 5N-6499 | [1] | CORE AS-ROTOR | |
| 21. | 5N-5020 | [1] | RING-RETAINING | |
| 22. | 5N-5023 | [8] | LOCK | |
| 23. | 5N-5022 | [1] | RING-RETAINING | |
| 24. | 1B-2717 | [8] | BOLT (1/4-20X5.5-IN) | |
| 25. | 1B-2716 | [8] | BOLT (1/4-20X5-IN) | |
| 26. | 5N-5021 | [16] | WEDGE-POLE | |
| 27. | 5N-0432 | [8] | BOLT-SPECIAL | |
| 8L-5394 | [16] | WASHER-SPRING | ||
| 28. | 9S-8752 | [8] | NUT-FULL (3/8-16-THD) |
#SEBP14931207
5N-0405: ROTOR AS
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7J-6580 | [1] | RING-RETAINING | |
| 2. | 5P-2448 | [1] | BALL BEARING | |
| 3. | 3N-1645 | [4] | SCREW-FORMING (5/16-18X1-IN) | |
| 9M-1974 C | [4] | WASHER-HARD (8.8X16X2-MM THK) | ||
| 4. | 7L-7382 | [1] | HUB-COUPLING | |
| 5. | 3N-7776 | [2] | VARISTOR AS | |
| 6. | 3N-7778 | [1] | HEAT SINK AS (POS) | |
| 7. | 3N-1958 | [2] | TUBE-INSULATING | |
| 8. | 3N-1960 | [1] | CLAMP-RESISTOR | |
| 9. | 3N-1959 | [1] | RESISTOR AS | |
| 10. | 7S-1197 | [1] | SCREW-MACHINE (8-32X0.5-IN) | |
| 11. | 4B-2043 | [1] | NUT (8-32-THD) | |
| 12. | 9B-7233 | [2] | LOCKWASHER | |
| 13. | 3N-5313 | [3] | RECTIFIER AS | |
| 14. | 6V-8548 C | [4] | SCREW-WASHER HEAD (8-32X0.85-IN) | |
| 9B-7233 | [4] | LOCKWASHER | ||
| 15. | 3N-7777 | [1] | HEAT SINK AS (NEGATIVE) | |
| 16. | 3N-1958 | [2] | TUBE-INSULATING | |
| 17. | 3N-5312 | [3] | RECTIFIER AS | |
| 18. | 1H-4336 | [2] | SCREW-MACHINE (10-32X0.563-IN) | |
| 8L-5832 | [2] | NUT-HEX (10-32-THD) | ||
| 8F-1434 | [2] | LOCKWASHER | ||
| 19. | 3N-9115 | [2] | STRIP-TERMINAL | |
| 20. | 5N-6496 C | [1] | CORE AS-ROTOR | |
| 21. | 5N-5021 | [16] | WEDGE-POLE | |
| 22. | 5N-0432 | [8] | BOLT-SPECIAL | |
| 8L-5394 | [16] | WASHER-SPRING | ||
| 9S-8752 | [8] | NUT-FULL (3/8-16-THD) | ||
| C | CHANGE FROM PREVIOUS TYPE | |||
#SEBP14931208
5N-0597: ROTOR AS
5N-0597 ROTOR AS
S/N 5NA4372-4372; 5NA4394-UP
PART OF 5N-0046, 5N-0047, 5N-0061 GENERATOR GP
S/N 5NA4372-4372; 5NA4394-UP
PART OF 5N-0046, 5N-0047, 5N-0061 GENERATOR GP
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7J-6580 | [1] | RING-RETAINING | |
| 2. | 5P-2448 | [1] | BALL BEARING | |
| 3. | 3N-1645 | [4] | SCREW-FORMING (5/16-18X1-IN) | |
| 4L-6499 | [4] | WASHER (0.38X0.88X0.06-IN THK) | ||
| 4. | 7L-7382 | [1] | HUB-COUPLING | |
| 5. | 3N-7776 | [2] | VARISTOR AS | |
| 6. | 3N-7778 | [1] | HEAT SINK AS (POS) | |
| 7. | 3N-1958 | [2] | TUBE-INSULATING | |
| 8. | 3N-1960 | [1] | CLAMP-RESISTOR | |
| 9. | 3N-1959 | [1] | RESISTOR AS | |
| 10. | 7S-1197 | [1] | SCREW-MACHINE (8-32X0.5-IN) | |
| 11. | 4B-2043 | [1] | NUT (8-32-THD) | |
| 12. | 9B-7233 | [2] | LOCKWASHER | |
| 13. | 3N-5313 | [3] | RECTIFIER AS | |
| 14. | 3D-9799 | [4] | SCREW-MACHINE (8-32X0.875-IN) | |
| 9B-7233 | [4] | LOCKWASHER | ||
| 15. | 3N-7777 | [1] | HEAT SINK AS (NEGATIVE) | |
| 16. | 3N-1958 | [2] | TUBE-INSULATING | |
| 17. | 3N-5312 | [3] | RECTIFIER AS | |
| 18. | 1H-4336 | [2] | SCREW-MACHINE (10-32X0.563-IN) | |
| 8L-5832 | [2] | NUT-HEX (10-32-THD) | ||
| 8F-1434 | [2] | LOCKWASHER | ||
| 19. | 3N-9115 | [2] | STRIP-TERMINAL | |
| 20. | 5N-6496 | [1] | CORE AS-ROTOR | |
| 21. | 5N-5021 | [16] | WEDGE-POLE | |
| 22. | 5N-0432 | [8] | BOLT-SPECIAL | |
| 9S-8752 | [8] | NUT-FULL (3/8-16-THD) | ||
| 8L-5394 | [16] | WASHER-SPRING |
#SEBP14931209
5N-0669: ROTOR AS
Parts for your G3412 GAS ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3N-7778 | [1] | HEAT SINK AS (POS) | |
| 1A. | 3N-1958 | [2] | TUBE-INSULATING | |
| 1B. | 3N-1960 | [1] | CLAMP-RESISTOR | |
| 1C. | 3N-1959 | [1] | RESISTOR AS | |
| 1D. | 7S-1197 | [1] | SCREW-MACHINE (8-32X0.5-IN) | |
| 1E. | 4B-2043 | [1] | NUT (8-32-THD) | |
| 1F. | 9B-7233 | [2] | LOCKWASHER | |
| 1G. | 3N-5313 | [3] | RECTIFIER AS | |
| 2. | 4L-6499 | [4] | WASHER (0.38X0.88X0.06-IN THK) | |
| 3. | 3N-1645 | [4] | SCREW-FORMING (5/16-18X1-IN) | |
| 4. | 5N-5021 | [24] | WEDGE-POLE | |
| 5. | 9S-8752 | [12] | NUT-FULL (3/8-16-THD) | |
| 6. | 5N-0432 | [12] | BOLT-SPECIAL | |
| 7. | 8L-5394 | [24] | WASHER-SPRING | |
| 8. | 3N-9115 | [2] | STRIP-TERMINAL | |
| 9. | 3D-9799 | [4] | SCREW-MACHINE (8-32X0.875-IN) | |
| 10. | 9B-7233 | [4] | LOCKWASHER | |
| 11. | 3N-7777 | [1] | HEAT SINK AS (NEGATIVE) | |
| 11A. | 3N-1958 | [2] | TUBE-INSULATING | |
| 11B. | 3N-5312 | [3] | RECTIFIER AS | |
| 12. | 3N-7776 | [2] | VARISTOR AS | |
| 13. | 7L-7382 | [1] | HUB-COUPLING | |
| 14. | 1H-4336 | [2] | SCREW-MACHINE (10-32X0.563-IN) | |
| 15. | 8F-1434 | [2] | LOCKWASHER | |
| 16. | 8L-5832 | [2] | NUT-HEX (10-32-THD) | |
| 17. | 5P-2448 | [1] | BALL BEARING | |
| 18. | 7J-6580 | [1] | RING-RETAINING | |
| 19. | 5N-6499 | [1] | CORE AS-ROTOR |
Information:
GENERATORS
REGULATOR GP-VOLTAGE
General Service Information
Engine News
Special Instruction
Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Installation Instructions for the New Caterpillar Digital Voltage Regulator (CDVR) In Field Retrofit Applications{4467}
Installation Instructions for the New Caterpillar Digital Voltage Regulator (CDVR) In Field Retrofit Applications{4467}
Installation Instructions for the New Caterpillar Digital Voltage Regulator (CDVR) In Field Retrofit Applications{4467}
Technical Information Bulletin
Loose Connections on Voltage Regulators Can Lead to Above Normal Voltage Output and Regulator Failure
Loose Connections on Voltage Regulators Can Lead to Above Normal Voltage Output and Regulator Failure
Loose Connections on Voltage Regulators Can Lead to Above Normal Voltage Output and Regulator Failure
Specifications
Systems Operation
VR3F Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Digital Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3F Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3 Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Digital Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR4 Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3 Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Selection Guide for Voltage Regulator (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Selection Guide for Voltage Regulator (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Testing and Adjusting
Parameter Viewing and Configuration (Caterpillar Electronic Technician)
Cat® Digital Voltage Regulator
Cat® Digital Voltage Regulator




