ABB SACE Tmax XT7 Installationsanleitung Seite 11

7
Wiring diagram - XT7M
Open/closed aux.contacts
of circuit-breaker
First opening coil
Closing coil
Second opening coil or
undervoltage coil
Ready to close contact
Signalling modules
and/or
Temperature monitoring modules
and/or
Ekip synchro check
and/or
Communication modules
and/or
Redundant communication
modules
Auxiliary supply and Local Bus
Current sensor input on
external neutral
Zone selectivity
Transformer star centre
sensor input
RC residual current protection
sensor input
Ekip measuring voltage
sockets
YP reset trip coil S51
Closing springs loading motor
Contact for signalling position
of loaded springs
Protection relay tripped
signalling contact