52 VM1 Vacuum circuit-breaker | Instruction manual 504/05
11 Comparison of designations to IEC 61346-1 / 61346-2, IEC 81346-1 / 81346-2 and VDE-DIN 40719 Part 2
Description IEC 61346-1 / 61346-2 IEC 81346-1 / 81346-2 VDE DIN 40719 Part 2
Supply voltage -MS -MAS -GO
Blocking magnet for withdrawable part with rectifier –V0 -RL2 -RLE2 -Y0
Closing lock-out (closed circuit) -RL1 -RLE1 -Y1
Switching command OFF 1 (open circuit) -MO1 -MBO1 -Y2
Switching command ON (open circuit) -MC -MBC -Y3
Undervoltage release (closed circuit) -MU -MBU -Y4
Switching command OFF 2 (open circuit) -MO2 -MBO2 -Y9
Auxiliary switch on the actuating shaft -BB1 -BGB1 -S3
Auxiliary switch on the actuating shaft -BB3 -BGB3 -S5
Fleeting contact (100 ms) -BB4 -BGB4 -S7
Limit switch for withdrawable part in test position -BT2 -BGT2 -S8
Limit switch for withdrawable part in service position -BT1 -BGT1 -S9
READY for operation (NOC) -DR -BGB31 -S11
NOT READY for operation (NCC) -DN -BGB32 -S12
OFF signal (NOC) -DO1 -BGB41 -S41
ON signal (NOC) -DC1 -BGB42 -S42
OFF-Signal (NOC) (Full version) -DO2 -BGB43 -S43
ON-Signal (NOC) (Full version) -DC2 -BGB44 -S44
BA 504-05 GB_29102012.indd 52 30.10.12 13:45
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