Page 154 - contactors_motor_protection_for_rolling_stock_application

NF(Z)B 4 and 8-pole contactor relays

Technical data

Connecting characteristics
Contactor types DC operated NF(Z)B
Main terminals
2

Screw terminals with cable clamp
Connection capacity (min. ... max.)
Pole and coil terminals
Rigid 1 x 1...2.5 mm²
2 x 1...2.5 mm²
Flexible with non insulated ferrule 1 x 0.75...2.5 mm²
2 x 0.75...2.5 mm²
Flexible with insulated ferrule 1 x 0.75...2.5 mm²
2 x 0.75...1.5 mm²
L Lugs L < 8 mm
6
Connection capacity acc. to UL / CSA 1 or 2 x AWG 18...14
Stripping length 10 mm
Tightening torque
Coil terminals 1.2 Nm / 11 Ib.in
Built-in auxiliary terminals 1.2 Nm / 11 Ib.in
Degree of protection
acc. to IEC 60947-1 / EN 60947-1 and IEC 60529 / EN 60529
All terminals IP20
Screwdriver type Delivered in open position, screws of unused terminals must be tightened
Main terminals M3.5
Screwdriver type Flat Ø 5.5 / Pozidriv 2

1SBC101807S0201 - Rev. A

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