Tabla De Contenido - WEG WRGA-02 Manual De Instalación, Operación Y Mantenimiento

1. SAFETY INFORMATION .................................................................................................................................. 11
2. STORAGE AND TRANSPORT ........................................................................................................................ 11
3. INTRODUCTION ............................................................................................................................................... 11
4. TECHNICAL CHARACTERISTICS .................................................................................................................. 12
5. NOMENCLATURE OF WEG ANALOG VOLTAGE REGULATORS ............................................................... 13
6. BLOCK DIAGRAM ............................................................................................................................................ 13
7. IDENTIFICATION LABEL ................................................................................................................................. 14
8. FUSES ............................................................................................................................................................... 15
8.1 PROTECTION FUSE ............................................................................................................................................ 15
8.2 FUSE FOR THE INTERNAL POWER SUPLLY .................................................................................................... 15
9. TRIMPOTS FUNCTION .................................................................................................................................... 15
10. TRIMPOTS ADJUSTEMENT ............................................................................................................................ 16
11. LED INDICATION ............................................................................................................................................. 16
12. OPERATION ..................................................................................................................................................... 16
12.1 VOLTAGE REGULATOR ...................................................................................................................................... 16
12.2 POWER CIRCUIT CONNECTION ........................................................................................................................ 16
12.3 VOLTAGE BUILT UP ............................................................................................................................................ 17
12.4 PARALLEL OPERATION WITH TWO OR MORE GENERATORS ....................................................................... 17
13. PROTECTIONS ................................................................................................................................................. 17
13.1 U/F PROTECTION ................................................................................................................................................ 17
13.2 ANALOG INPUT .................................................................................................................................................... 18
13.3 DIGITAL INPUT ..................................................................................................................................................... 19
14. FIRST USE ........................................................................................................................................................ 19
15. CONNECTION DIAGRAM WRGA-02 .............................................................................................................. 20
15.1 CONNECTION IN A GENERATOR WITH AUXILIARY COIL AND THREE-PHASE SENSING VOLTAGE .......... 20
15.2 CONNECTIONS IN A GENERATOR WITHOUT AUXILIARY COIL AND THREE-PHASE SENSING VOLTAGE 21
15.3 CONNECTIONS IN A GENERATOR WITH AUXILIARY COIL AND SINGLE-PHASE SENSING VOLTAGE....... 22
15.4 CONNECTION IN THE GENERATOR WITHOUT AUXILIARY COIL AND SINGLE-PHASESENSING VOLTAGE23
15.5 CONNECTION DIAGRAM FOR PARALELL OPERATION (CROSS-CURRENT MODE) WITH THREE-PHASE
SENSING VOLTAGE ............................................................................................................................................ 24
16. CONNECTION DIAGRAM WRGA-02/D ........................................................................................................... 25
16.1 CONNECTIONS IN A GENERATOR WITH PMG AND THREE-PHASE SENSING VOLTAGE ........................... 25
16.2 CONNECTION DIAGRAM FOR PARALELL OPERATION (CROSS-CURRENT MODE) WITH THREE-PHASE
SENSING VOLTAGE ............................................................................................................................................ 26
17. DIMENSIONS OF WRGA-02 MODELS (MM) .................................................................................................. 27
18. DESCRIPTION OF THE TERMINALS AND JUMPERS CONNECTIONS FOR WRGA-02 MODEL .............. 28
19. WRGA-02 MODEL COMPONENT IDENTIFICATION ..................................................................................... 29
20. DIAGRAM FOR TESTING THE WRGA-02 WITHOUT GENERATOR ............................................................ 30
21. DIMENSIONS OF MODEL WRGA-02 /D (MM) ................................................................................................ 31
22. DESCRIPTION OF TERMINAL AND JUMPER CONNECTIONS FOR WRGA-02/D MODEL ....................... 32
23. COMPONENT IDENTIFICATION OF THE WRGA-02/D MODEL .................................................................... 32
24. DIAGRAM FOR TESTING THE WRGA-02/D WITHOUT GENERATOR ........................................................ 33
25. PT SPECIFICATION FOR POWER SUPPLY .................................................................................................. 34
26. PT SPECIFICATION FOR SENSING VOLTAGE ............................................................................................. 34
27. CT SPECIFICATION FOR PARALLELISM ...................................................................................................... 34
28. DEFECTS, CAUSES AND SOLUTIONS .......................................................................................................... 35
INDEX
Automatic Voltage Regulator - GRT7-TH4-R2
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