ABB VM1-T Manual page 41

M E D I U M V O LTA G E P R O D U C T S
-MS Supply voltage
-RL1 Closing lock-out (closed circuit)
-MO1 Switching command OFF 1 (open circuit)
-MC Switching command ON (open circuit)
-MU Switching command OFF (closed circuit)
-MO2 Switching command OFF 2 (open circuit)
-BB1 Auxiliary switch on the actuating shaft
-BB3 Auxiliary switch on the actuating shaft
-BB4 Fleeting contact (100 ms)
-BT2 Limit switch for withdrawable part in test
position
-BT1 Limit switch for withdrawable part in service
position
-DR READY for operation (NOC)
-DN NOT READY for operation (NCC)
-DO1 OFF signal (NOC)
-DC1 ON signal (NOC)
-DO2 OFF signal (NOC) (Full version)
-DC2 ON signal (NOC) (Full version)
Mode of presentation:
( 1 ) Connection exists when auxiliary switches -BB1 and
-BB3 are not used.
See page 42 for comparison of IEC/VDE
designations.
Figure 10/8: Wiring diagram for VM1-T vacuum circuit
breaker on motor-driven withdrawable
assembly:
- Maximum of equipment
- Control wiring plug 58-pole
- Use in panel system UniGear type ZS1
41