GE C60 Instruction Manual page 148

5.6 CONTROL ELEMENTS
SETTING
BREAKER 1 ARCING
AND
AMP FUNCTION:
Disabled=0
Enabled=1
5
SETTING
BREAKER 1 ARCING
AMP INIT:
Off=0
AND
SETTING
BREAKER 1 ARCING
AMP BLOCK:
Off=0
SETTING
BREAKER 1 ARCING
AMP SOURCE:
IA
IB
IC
COMMAND
CLEAR BREAKER 1
ARCING AMPS:
NO=0
YES=1
5-84
Initiate
Programmable
Start Delay
Figure 5–36: ARCING CURRENT MEASUREMENT
SETTING
BREAKER 1 ARCING
AMP DELAY: 100 ms
OR 0
RUN
Integrate
Integrate
Integrate
Figure 5–37: BREAKER ARCING CURRENT SCHEME LOGIC
C60 Breaker Management Relay
Breaker
Arc
Contacts
Extinguished
Part
Total Area =
Breaker
Arcing
Current
(kA·cycle)
100 ms
Start Stop
Integration Integration
0
Add to
Accumulator
2
IA -Cycle
Select
2
IB -Cycle Highest
Value
2
IC -Cycle
Set All To Zero
ACTUAL VALUE
BKR 1 ARCING AMP A
BKR 1 ARCING AMP B
BKR 1 ARCING AMP C
5 SETTINGS
SETTING
BREAKER 1 ARCING
AMP LIMIT:
FLEXLOGIC OPERAND
2
KA Cycle Limit BKR1 ARC OP
*
827071A2.CDR
GE Multilin