GE C70 Instruction Manual page 446

PROTECTION METHODS FOR CAPACITOR BANKS
The following figure illustrates parallel capacitor banks, grounded, no tap available, with current unbalance protection and
high-side CTs for each bank. In this case, two CT/VT modules are required.
Figure 8-10: Parallel banks, grounded, no tap, with current balance protection and high-side CTs
8
8-8
Figure 8-9: Parallel banks, grounded, no tap available, current balance protection
C70 CAPACITOR BANK RELAY
50P 51P
59B
C70 CAPACITOR BANK RELAY
50P 51P
50P 51P
59B
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
CHAPTER 8: APPLICATION OF SETTINGS
51N
60N
60P
(C)
60P
(B)
60P
(A)
834761A1.CDR
51N
60N
60P
(C)
60P
(B)
60P
(A)
834762A1.CDR