Range

TeSys

Product or component type

Contactor

Device short name

LC1K

Device application

Control

contactor application

Motor control Resistive load

utilisation category

AC-3 AC-3e AC-1 AC-4

Poles description

3P

power pole contact composition

3 NO

[Ue] rated operational voltage

Power circuit: <= 690 V AC <= 400 Hz Signalling circuit: <= 690 V AC <= 400 Hz

[Ie] rated operational current

9 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 9 A (at <60 °C) at <= 440 V AC AC-3e for power circuit 20 A (at <60 °C) at <= 690 V AC AC-1 for power circuit

Control circuit type

AC at 50/60 Hz

[Uc] control circuit voltage

24 V AC 50/60 Hz

Motor power kW

2.2 kW at 220...230 V AC 50/60 Hz AC-3 4 kW at 380...415 V AC 50/60 Hz AC-3 4 kW at 440/690 V AC 50/60 Hz AC-3 2.2 kW at 220...230 V AC 50/60 Hz AC-3e 4 kW at 380...415 V AC 50/60 Hz AC-3e 4 kW at 440/690 V AC 50/60 Hz AC-3e 2.2 kW at 220...230 V AC 50/60 Hz AC-4 4 kW at 380...415 V AC 50/60 Hz AC-4 4 kW at 440/690 V AC 50/60 Hz AC-4

Auxiliary contact composition

1 NO

[Uimp] rated impulse withstand voltage

8 kV

Overvoltage category

III

[Ith] conventional free air thermal current

20 A (at 60 °C) for power circuit 10 A (at 50 °C) for signalling circuit

Irms rated making capacity

110 A AC for power circuit conforming to IEC 60947 110 A AC for signalling circuit conforming to IEC 60947

Rated breaking capacity

110 A at 220...230 V conforming to IEC 60947 110 A at 380...400 V conforming to IEC 60947 110 A at 415 V conforming to IEC 60947 110 A at 440 V conforming to IEC 60947 80 A at 500 V conforming to IEC 60947 70 A at 660...690 V conforming to IEC 60947

[Icw] rated short-time withstand current

90 A 50 °C - 1 s for power circuit 85 A 50 °C - 5 s for power circuit 80 A 50 °C - 10 s for power circuit 60 A 50 °C - 30 s for power circuit 45 A 50 °C - 1 min for power circuit 40 A 50 °C - 3 min for power circuit 20 A 50 °C - >= 15 min for power circuit 80 A - 1 s for signalling circuit 90 A - 500 ms for signalling circuit 110 A - 100 ms for signalling circuit

Associated fuse rating

25 A gG at <= 440 V for power circuit 25 A aM for power circuit 10 A gG for signalling circuit conforming to IEC 60947 10 A gG for signalling circuit conforming to VDE 0660

Average impedance

3 mOhm - Ith 20 A 50 Hz for power circuit

Insulation resistance

> 10 MOhm for signalling circuit

Inrush power in VA

30 VA (at 20 °C)

Hold-in power consumption in VA

4.5 VA (at 20 °C)

Heat dissipation

1.3 W

Control circuit voltage limits

Operational: 0.8...1.15 Uc (at <50 °C) Drop-out: >= 0.20 Uc (at <50 °C)

Connections - terminals

Screw clamp terminals 1 cable(s) 1.5…4 mm²solid Screw clamp terminals 1 cable(s) 0.75…4 mm²flexible without cable end Screw clamp terminals 1 cable(s) 0.34…2.5 mm²flexible with cable end Screw clamp terminals 2 cable(s) 1.5…4 mm²solid Screw clamp terminals 2 cable(s) 0.75…4 mm²flexible without cable end Screw clamp terminals 2 cable(s) 0.34…1.5 mm²flexible with cable end

Maximum operating rate

3600 cyc/h

Auxiliary contacts type

type instantaneous 1 NO

Signalling circuit frequency

<= 400 Hz

Minimum switching current

5 mA for signalling circuit

Minimum switching voltage

17 V for signalling circuit

Operating time

10...20 ms coil de-energisation and NO opening 10...20 ms coil energisation and NO closing

Safety reliability level

B10d = 1