ABB RELION REB500 Operation Manual page 28
Distributed busbar protection
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Also See for RELION REB500:
- Technical manual (194 pages) ,
- Operation manual (110 pages) ,
- Applications manual (108 pages)
Table of Contents
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Section 3
Signals
Table 21:
Input
Blocking Inputs
BU
Table continues on next page
22
Central Unit blocking system
CU
E
S
S
S
E
E
E
E
E
E
S
Z
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B
P
B
B
S
B
S
B
B
B
B
B
E
B
B
B
B
E
B
E
B
E
B
E
B
E
B
S
B
Z
1MRK 505 400-UEN B
Alarms
Enable
CU
BU
CU
Z
F
K
K
S
S
S
F
F
F
F
F
K
K
F
Distributed busbar protection REB500
Technical manual
Output
CU
41305_Trip
BP zone
41610_Trip
redirected
41405_SP
blocked
41415_BB
zone blocked
41410_Outpu
t relay
blocked
41505_Isolato
r alarm
41805_Alarm
41810_In
service
41815_Differe
ntial current
alarm
41825_Inspec
tion/
maintenance
41830_Switch
inhibit
41835_Test
generator
active
42305_BBP
trip
42310_BBP
trip L0
42315_BBP
trip L1
42320_BBP
trip L2
42325_BBP
trip L3
42405_BBP
blocked
43305_BFP
trip t1
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