Page 146 - Contactors_Catalogue

3/94 ABB MOTOR CONTROL AND PROTECTION FOR ROLLING STOCK APPLICATIONS

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NF(Z)B..K contactor relays - with Push-in Spring terminals
Technical data

General technical data
Contactor relay types AC / DC operated NF(Z)B..K
Rated insulation voltage Ui
acc. to IEC 60947-5-1 690 V
acc. to UL / CSA 600 V
Rated impulse withstand voltage Uimp. 6 kV
Electromagnetic compatibility Devices complying with IEC 60947-1/EN 60947-1 - Environment A, EN 50121-3-2
Ambient air temperature close to contactor relay
Operation in free air -40 ... +70 °C
03
Storage -60 ... +80 °C
Climatic withstand Category B according to IEC 60947-1 Annex Q
Maximum operating altitude (without derating) 3000 m
Mechanical durability
Number of operating cycles 20 million operating cycles
Maximum switching frequency 6000 cycles/h
Shock and vibration withstand Category 1, class B
acc. to IEC 61373

Magnet system characteristics
Contactor types NF(Z)B ..K
Coil operating limits DC supply At θ ≤ 70 °C 0.85 x Uc min...1.1 x Uc max.
acc. to IEC 60947-5-1
AC supply at θ ≤ 60 °C 0.85 x Uc min ... 1.1 x Uc max
at θ ≤ 70 °C 0.85 x Uc min ... Uc max
DC control voltage
Rated control circuit voltage Uc 20 ... 250 V DC
Coil consumption Average pull-in value (NF..ZB..K) 12 ... 16 W
Average holding value (NF..ZB..K) 1.7 W
PLC-output control (NF..ZB..K) ≥ 500 mA 24 V DC
AC control voltage 50/60 Hz
Rated control circuit voltage Uc (NF..ZB..K) 24 ... 250 V AC - (NF..B..K) 250 ... 500 V AC
Coil consumption Average pull-in value (NF..ZB..K) 16 VA - (NF..B..K) 50 VA
Average holding value (NF..ZB..K) 1.7 VA / 1.5 W - (NF..B..K) 2.2 VA / 2 W
Max. permitted control voltage Rated control circuit voltage / Max. permitted control voltage
during voltage fluctuation defined 24 ... 60 V AC 50/60 Hz / 75 V AC 50/60 Hz
acc. to IEC 60077 / EN 50155 48 ... 130 V AC 50/60 Hz / 150 V AC 50/60 Hz
100 ... 250 V AC 50/60 Hz / 275 V AC 50/60 Hz
250 ... 500 V AC 50/60 Hz / 550 V AC 50/60 Hz
Drop-out voltage ≤ 60 % of Uc min.
Operating time
Between coil energization and: N.O. contact closing 40...95 ms
N.C. contact opening 38...90 ms
Between coil de-energization and: N.O. contact opening 11...95 ms
N.C. contact closing 13...98 ms

1SBC100618S0201 - Rev. A