Instruction manual 504/05 | VM1 Vacuum circuit-breaker 49
-MS Supply voltage
-RL1 Closing lock-out (closed circuit)
-MO1 Switching command OFF 1 (open circuit)
-MC Switching command ON (open circuit)
-MU Undervoltage release (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)
See page 52 for comparison of IEC/VDE designations
Mode of presentation:
1)
Connection exists when auxiliary switches -BB1 and -BB3 are
not used
2)
Full version
Figure 10/11: Wiring diagram for VM1 vacuum circuit-breaker on motor-
driven withdrawable assembly.
- Maximum of equipment
- Control wiring plug 58-pole
- Use in panel system ZS1, UniGear-Type ZS1, UniSafe,
Power-bloc and Mounting frame
BA 504-05 GB_29102012.indd 49 30.10.12 13:45
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