Page 274 - Contactors_Catalogue

4/74 ABB MOTOR CONTROL AND PROTECTION FOR ROLLING STOCK APPLICATIONS

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NF(Z)B..RT 4 and 8-pole contactor relays
Contactors and main accessories

NF(Z)B..RT
contactor relays
NF(Z)B..RT
contactor relays

CAL4..RT
2-pole auxiliary
contact block
CAL4..RT
2-pole auxiliary
contact block
04

BX4 BX4-CA
Protective CA4..RT Protective
cover 4-pole auxiliary
contact block cover

Main accessory fitting details - for ordering details, technical data and other accessories: see section accessories
Many configurations of accessories are possible depending on whether these are front-mounted or side-mounted.
Contactor relay Main Front-mounted accessories Side-mounted accessories
types poles Auxiliary contact blocks Auxiliary contact blocks

Left side Right side
4-pole CA4..RT 2-pole CAL4-11RT
Max. add-on N.C. auxiliary contacts: 3 N.C. max. on positions 1, 2, 3, 4 and 2 N.C. max on positions 1-30°, 5
NF(Z)B 2 2 ERT 1 + 1 –
3 1 ERT – + 1 + 1
Max. add-on N.C. auxiliary contacts: 4 N.C. max. on positions 1, 2, 3, 4 and 3 N.C. max on positions 1-30°, 5
NF(Z)B 4 0 ERT 1 + 1 –
– + 1 + 1
NF(Z)B 4 4 ERT – + 1 –
6 2 ERT
8 0 ERT

1SBC101770S0201 - Rev. A