Page 62 - contactors_motor_protection_for_rolling_stock_application

AF09(Z)B ... AF38(Z)B 3-pole contactors

Main accessories

Contactor and main accessories (other accessories available)

VEM4 mechanical and electrical interlock set including:
– VM4 mechanical interlock unit with 2 fixing clips
2 – VE4 electrical interlock block with A2-A2 connection
AF..(Z)B contactor
(without top mounted
AF..(Z)B contactor coil terminal block)
Fixing clips

AF..(Z)B contactor
CAT4-11
2-pole auxiliary contact
and A1/A2 coil terminal block
BX4-CA
VM4 CA4 Protective cover A2
4-pole auxiliary
contact block
A2
BX4-CA
CA4 Protective cover
1-pole auxiliary
contact block
CAL4-11
2-pole auxiliary
contact block BX4
Protective cover CA4
1-pole auxiliary
contact block

CAL4-11 VE4
2-pole auxiliary CA4
contact block 1-pole auxiliary
contact block

Main accessory fitting details
Many configurations of accessories are possible depending on whether these are front-mounted or side-mounted.
Contactor Main Built-in Front-mounted accessories Side-mounted accessories
types poles auxiliary Auxiliary contact blocks Electrical and Auxiliary contact blocks
contacts mechanical interlock set
(between 2 contactors) Left side Right side
1-pole CA4 2-pole CAT4-11 4-pole CA4 VEM4 2-pole CAL4-11
Max. N.C. built-in and add-on N.C. auxiliary contacts: 4 N.C. max. on positions 1, 2, 3, 4 and 3 N.C. max. on position 5
AF09(Z)B ... AF16(Z)B 3 0 0 1 4 max. or 1 or 1 – + 1 –
AF09(Z)B ... AF16(Z)B 3 0 1 0 2 max. or 1 – – + 1 + 1
AF26(Z)B ... AF38(Z)B 3 0 0 0 3 max. – – + 1 + 1 or 1

1SBC101756S0201 - Rev. A

2/50 | ABB