4
Fig. 2. Simplified block diagram for auto-reclose relay module SPCT 5D54
Initiation
Blocking
Start delay
time 1...20
&
SHOT 1...5
AR1…AR4
≥
1
≥
1
≥
1
≥
1
t
Initiation
Final Trip
time 1...4
DEF. TRIP
Circuit breaker
control logic
Sequence control
(Shot pointer)
CBPOS, ARINH
CINH, ARSYNC
Maintenance monitor
CBOS, CBCS
CBFAIL
Definite Trip from a
protection module
FINAL TRIP
DEF. TRIP ALARM
≥
1
≥
1
≥
1
t
&
t
t
t
Dead time 1...5
td1...4
tr
S
R
X1 (auto-reclose sequences)
Block schematic
diagram
SPCT 5D54
RESET
SS1
TS1
SS2
TS2
SS3
TS3
SS4
CBCS
RRES
SGR1
1
2
3
4
5
6
7
DEF
TRIP
COMPLETE RELAY RESET
SGB1..3/5
SGB1..3/4
OPERATION INDICATOR RESET
SGR10
SGR11
Shot 1 due
SGR2
SGR3
SGR4
SGR5
SGR6
SGR7
SGR8
SGR9
Shot 2 due
Shot 3 due
Shot 4 due
Shot 5 due/tr due
Def trip AR1
CBOS
CBFAIL
Def trip AR2
Def trip AR3
Def trip AR4
CBCS
AR1
AR2
AR3
AR4
CBPOS
ARINH
ARCTRL
BS2
RRES
SGB1...2/1
SGB1
SGB2
SGB3
SGB1...2/2
SGB1...2/3
ARSYNC
CINH
X3
SGF3/1
SGF3/2
SGF3/3
SGF3/4
SGF3/5
SGF3/6
autoreclose
sequences
X1
AR1
AR2
AR3
SGB2/6
Содержание SPAA 341 C /E351
Страница 130: ......