ABB RELION REX640 Technical Manual page 1174

Protection related functions
Table 1119: CCBRBRF Non group settings (Advanced)
Parameter Values (Range)
CB fault delay 0...60000
Measurement
2=DFT
mode
3=Peak-to-Peak
Trip pulse time 0...60000
Start latching
1=Rising edge
mode
2=Level sensitive
5.2.9 CCBRBRF Monitored data
Table 1120: CCBRBRF Monitored data
Name Type
CCBRBRF Enum
5.2.10 Technical data
Table 1121: CCBRBRF Technical data
Characteristic
Operation accuracy
Operate time accuracy
Reset time
Retardation time
5.2.11 Technical revision history
Table 1122: CCBRBRF Technical revision history
Technical revision
B
C
Table continues on the next page
1174
Unit Step
ms 10
ms 10
Values (Range)
1=on
2=blocked
3=test
4=test/blocked
5=off
Default
5000
3=Peak-to-Peak
200
1=Rising edge
Unit
Value
Depending on the frequency of the meas-
ured current: f ±2 Hz
n
±1.5 % of the set value or ±0.002 × I
±1.0 % of the set value or ±20 ms
<20 ms
<20 ms
Change
Default trip pulse time changed to 150 ms
Added new setting parameter
mode . Maximum value changed to 2.00 xIn
Current value setting.
for the
1MRS759142 F
Description
Circuit breaker faul-
ty delay
Phase current
measurement
mode of function
Pulse length of ret-
rip and backup trip
outputs
Start reset delayed
or immediately
Description
Status
n
Start latching
REX640
Technical Manual