[Uimp] rated impulse withstand voltage | 8 kV coil not connected to the power circuit conforming to IEC 60947 |
[Ui] rated insulation voltage | 690 V conforming to IEC 60947-4-1 |
overvoltage category | III |
[Ith] conventional free air thermal current | 500 A (at 40 °C) for power circuit |
Irms rated making capacity | 4000 A at 440 V AC for power circuit conforming to IEC 60947-4-1 |
rated breaking capacity | 3200 A at 440 V for power circuit conforming to IEC 60947 |
[Icw] rated short-time withstand current | 3600 A 40 °C - 10 s for power circuit |
associated fuse rating | 10 A gG at ≤ 690 V coordination type 1 for control circuit conforming to IEC 60947-5-1 630 A gG at ≤ 690 V coordination type 1 for power circuit |
average impedance | 0.26 mOhm - Ith 500 A 50 Hz for power circuit |
power dissipation per pole | 42 W AC-3 65 W AC-1 |
control circuit voltage limits | Operational: 0.85...1.1 Uc at 50/60 Hz (at < 55 °C) Drop-out: 0.35...0.5 Uc at 50/60 Hz (at < 55 °C) |
operating time | 100...170 ms on opening 40...75 ms on closing |
mechanical durability | 4000000 cycles |
maximum operating rate | 2400 cyc/h 55 °C |
inrush power in VA | 1075 VA 50 Hz cos phi 0.9 (at 20 °C) 1075 VA 60 Hz cos phi 0.9 (at 20 °C) |
hold-in power consumption in VA | 15 VA 50 Hz cos phi 0.9 (at 20 °C) 15 VA 60 Hz cos phi 0.9 (at 20 °C) |
heat dissipation | 14 W for control circuit |
minimum switching current | 5 mA for control circuit |
minimum switching voltage | 17 V for control circuit |
non-overlap time | 1.5 ms on energisation guaranteed between NC and NO contact 1.5 ms on de-energisation guaranteed between NC and NO contact |
insulation resistance | > 10 MOhm for control circuit |
electrical durability | 250000 cycles AC-1 600000 cycles AC-3 |
mounting support | Plate |
connections - terminals | Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible without cable end Control circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: flexible without cable end Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible with cable end Control circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible with cable end Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: solid without cable end Control circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: solid without cable end Power circuit: cable with lug 2 - external diameter: 150 mm Power circuit: bars 2 - busbar cross section: 30 x 5 mm |
Recommended tightening torque | Control circuit: 1.2 N.m Power circuit: 35 N.m |
Max tightening torque | Control circuit: 1.4 N.m Power circuit: 37 N.m |