ABB VD4 Series Instruction Manual - page 43
Instruction manual 534/01 | VD4 Vacuum-circuit-breaker 43
10
Comparison of designations to VDE-DIN 40719 Part 2 and IEC 61346-1/IEC 61346-2
IEC 61346-1/61346-2
Description
VDE DIN 40719 Part 2
-BS1
Auxiliary switch on mechanism
-S1
-BL1
Auxiliary switch on block magnet -RL1
-S2
-BB1
Auxiliary switch on switch shaft
-S3
-BB2
Auxiliary switch on switch shaft
-S4
-BB3
Auxiliary switch on switch shaft
-S5
-BB4
Fleeting contact ≥ 30 ms for c.b. tripped indication
-S7
-BT2
Limit switch test position
-S8
-BT1
Limit switch service position
-S9
-RL2
Block magnet on track with rectifier -TR5
-Y0
-RL1
Closing block magnet
-Y1
-MO1
1. Shunt release OFF
-Y2
-MC
Closing release
-Y3
-MU
Undervoltage release
-Y4
-MO3
Indirect overcurrent release
-Y7
-MO2
2. Shunt release OFF
-Y9
-TR4
Series rectifier for -RL1
-V1
-TR1
Series rectifier for -MO1
-V2
-TR3
Series rectifier for -MC
-V3
-TR6
Series rectifier for -MU
-V4
-TR2
Series rectifier for -MO2
-V9
-MS
Charging motor
-M0
-KN
Antipumping relay
-K0
-RR
Series resistor
-R0
-MT
Motor drive for draw out
-M1