
52
1MRS 751108-MUM
Protection Relay
Technical Reference Manual, General
REX 521
0-->I
AR: CB opened manually or remotely
P
169
160
0
1
1
AR5Func
0-->I
AR: CB opening failure
P
169
161
0
1
1
AR5Func
0-->I
AR: closing inhibited
P
169
162
0
1
1
AR5Func
0-->I
AR: lockout
P
169
164
1
1
1, 9
AR5Func
I<->0
CB1: breaker 1
B
240
160
1
1
1, 9, 12
COCB1
I<->0
IND: disconnector 1
B
240
161
1
1
1, 9
COIND1
I<->0
IND2: earthswitch
B
240
164
1
1
1, 9
COIND2
I<->0
CB1: command sequence
P
242
201
0
1
1
COCB1
I<->0
CB1: open output
P
242
202
0
1
1
COCB1
I<->0
CB1: close output
P
242
203
0
1
1
COCB1
I<->0
CB1: opening time
P
242
204
0
1
1
COCB1
I<->0
CB1: closing time
P
242
205
0
1
1
COCB1
I<->0
CB1: command status
P
242
206
0
1
1
COCB1
I<->0
POS: logic setting (local/remote)
P
250
220
1
1
1, 9
system
Auxiliary input 1 (Digital input 6)
A
*)
27
1
1
1, 9
system
Auxiliary input 2 (Digital input 7)
A
*)
28
1
1
1, 9
system
Auxiliary input 3 (Digital input 8)
A
*)
29
1
1
1, 9
system
Auxiliary input 4 (Digital input 9)
A
*)
30
1
1
1, 9
system
Auxiliary input 5 (Digital input 1)
P
249
231
1
1
1, 9
system
Auxiliary input 6 (Digital input 2)
P
249
232
1
1
1, 9
system
Auxiliary input 7 (Digital input 3)
P
249
233
1
1
1, 9
system
Auxiliary input 8 (Digital input 4)
P
249
234
1
1
1, 9
system
Auxiliary input 9 (Digital input 5)
P
249
235
1
1
1, 9
system
Output relay 1 position (HSPO1)
P
251
27
1
1
1, 9
system
Output relay 2 position (PO1)
P
251
28
1
1
1, 9
system
Output relay 3 position (PO2)
P
251
29
1
1
1, 9
system
Output relay 4 position (PO3)
P
251
30
1
1
1, 9
system
Output relay 5 position (SO1)
P
251
31
1
1
1, 9
system
Output relay 6 position (SO2)
P
251
32
1
1
1, 9
system
Test mode ON/OFF
P
10
21
1
1
1, 9
system
DREC
Recorder full memory
P
195
50
0
1
1
MEDREC16
DREC
Recorder triggered
P
195
51
0
1
1
MEDREC16
CB WEAR
CB1 wear alarm
P
194
10
0
1
1
CMBWEAR1
MCS 3I
Current input circuit supervision
A
*)
32
1
1
1, 9
CMCU
MCS 3U
Voltage input circuit supervision
A
*)
33
1
1
1, 9
CMVO
TCS1
Trip-circuit supervision
A
*)
36
1
1
1, 9
CMTCS1
Uo>
Residual overvoltage general START
P
170
84
1
1
1, 9
ROV1Low
Uo>
Residual overvoltage TRIP>
P
170
90
0
1
1
ROV1Low
Uo>>
Residual overvoltage START>>
P
170
94
1
1
1, 9
ROV1High
Uo>>
Residual overvoltage TRIP>>
P
170
91
0
1
1
ROV1High
Uo>>>
Residual overvoltage START>>>
P
170
96
1
1
1, 9
ROV1Inst
Uo>>>
Residual overvoltage TRIP>>>
P
170
98
0
1
1
ROV1Inst
3U>
Overvoltage general START
P
165
84
1
1
1, 9
OV3Low
3U>
Overvoltage TRIP>
P
165
90
0
1
1
OV3Low
3U>>
Overvoltage START>>
P
165
94
1
1
1, 9
OV3High
3U>>
Overvoltage TRIP>>
P
165
91
0
1
1
OV3High
3U<
Undervoltage general START
P
166
84
1
1
1, 9
UV3Low
3U<
Undervoltage TRIP<
P
166
90
0
1
1
UV3Low
3U<<
Undervoltage START<<
P
166
94
1
1
1, 9
UV3High
3U<<
Undervoltage TRIP<<
P
166
91
0
1
1
UV3High
SYNC1
Synchro-check/voltage check, St 1, SC Due
P
218
1
1
1
1,9
SCVCSt1
Table 11.5.-1Class 1 data signals
Function block
IEC name
St
Ftyp
Inf
Num
GI
Typ
COT
Function block
(ABB name)
Содержание REX 521
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