ABB SACE PR021/K

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L3016
1SDH000559R0002
ABB SACE
SACE PR021/K
Wiring diagram legend
A11 = Communication unit PR212/D-L or PR212/D-M for connection with a remote supervision system.
A13 = Signalling unit PR021/K
K51 = Protection unit PR212/P, PR212/MP, PR112/P, PR112/PD, PR113/P and PR113/PD.
K51/1...8 = Internal relays of signalling unit PR021/K
X3-X4 = Connectors for auxiliary circuits of protection unit PR212/P or PR212/MP
X = Delivery connector for auxiliary circuits of withdrawable circuit breaker
XV = Delivery terminal box for the auxiliary circuits of the fixed circuit breaker