GE t60 Instruction Manual page 392

5.7 CONTROL ELEMENTS
SETTING
BREAKER RESTRIKE 1
FUNCTION
= Enabled
SETTING
BKR RSTR 1 BLK
= Off
SETTING
BREAKER RESTRIKE 1
SOURCE
= IA
= IB
= IC
SETTING
BKR RSTR 1 BKR OPEN
= Off
SETTING
BKR RSTR 1 OPEN CMD
= Off
SETTING
BKR RSTR 1 CLS CMD
= Off
5
5-268
AND
RUN
ARMED
Current interruption
detection logic
I
< 0.05 pu
mag
t
for > ¼ cycle
OR
AND
Figure 5–149: BREAKER RESTRIKE SCHEME LOGIC
T60 Transformer Protection System
SETTING
SETTING
BREAKER RESTRIKE 1
BREAKER RESTRIKE 1 PICKUP
RESET DELAY
RUN
0
Restrike detection logic
0
0
RESET
5 SETTINGS
T
RST
FLEXLOGIC OPERANDS
T
BKR RESTRIKE 1 OP A
RST
BKR RESTRIKE 1 OP B
BKR RESTRIKE 1 OP C
T
RST
FLEXLOGIC OPERAND
BKR RESTRIKE 1 OP
OR
834012A1.CDR
GE Multilin