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LC1K090087N7

5/5 - (3 votes)

contactor, TeSys K, 4P(2NO+2NC), AC-1 440V 20A, 400…415V AC coil

Main documents

Main
RangeTeSys
Product or component typeContactor
Device short nameLC1K
Device applicationControl
contactor applicationResistive load
Complementary
utilisation categoryAC-1
Poles description4P
power pole contact composition2 NO + 2 NC
[Ue] rated operational voltagePower circuit: <= 690 V AC <= 400 Hz
Signalling circuit: <= 690 V AC <= 400 Hz
[Ie] rated operational current20 A (at <60 °C) at <= 690 V AC AC-1 for power circuit
Control circuit typeAC at 50/60 Hz
[Uc] control circuit voltage400…415 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage8 kV
Overvoltage categoryIII
[Ith] conventional free air thermal current20 A (at 60 °C) for power circuit
10 A (at 50 °C) for signalling circuit
Irms rated making capacity110 A AC for power circuit conforming to IEC 60947
Rated breaking capacity110 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 current90 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
Associated fuse rating25 A gG at <= 440 V for power circuit
25 A aM for power circuit
Average impedance3 mOhm – Ith 20 A 50 Hz for power circuit
[Ui] rated insulation voltagePower circuit: 600 V conforming to UL 508
Power circuit: 690 V conforming to IEC 60947-4-1
Power circuit: 600 V conforming to CSA C22.2 No 14
Inrush power in VA30 VA (at 20 °C)
Hold-in power consumption in VA4.5 VA (at 20 °C)
Heat dissipation1.3 W
Control circuit voltage limitsOperational: 0.8…1.15 Uc (at <50 °C)
Drop-out: >= 0.20 Uc (at <50 °C)
Connections – terminalsFaston terminals 2 cable(s) (external diameter: 2.8 mm)
Faston terminals 1 cable(s) (external diameter: 6.35 mm)
Maximum operating rate3600 cyc/h
Signalling circuit frequency<= 400 Hz
mounting supportPlate
Rail
Operating time10…20 ms coil de-energisation and NO opening
10…20 ms coil energisation and NO closing
15…25 ms coil de-energisation and NC closing
5…15 ms coil energisation and NC opening
Safety reliability levelB10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1
B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1
Mechanical durability10 Mcycles
Electrical durability0.16 Mcycles 20 A AC-1 at Ue <= 690 V
Mechanical robustnessShocks contactor closed, on X axis: 10 Gn for 11 ms conforming to IEC 60068-2-27
Shocks contactor closed, on Y axis: 15 Gn for 11 ms conforming to IEC 60068-2-27
Shocks contactor closed, on Z axis: 15 Gn for 11 ms conforming to IEC 60068-2-27
Shocks contactor opened, on X axis: 6 Gn for 11 ms conforming to IEC 60068-2-27
Shocks contactor opened, on Y axis: 10 Gn for 11 ms conforming to IEC 60068-2-27
Shocks contactor opened, on Z axis: 10 Gn for 11 ms conforming to IEC 60068-2-27
Vibrations contactor closed: 4 Gn, 5…300 Hz conforming to IEC 60068-2-6
Vibrations contactor opened: 2 Gn, 5…300 Hz conforming to IEC 60068-2-6
height58 mm
Width45 mm
Depth57 mm
Net weight0.18 kg
Environment
StandardsEN/IEC 60947-4-1
GB/T 14048.4
UL 60947-4-1
CSA C22.2 No 60947-4-1
JIS C8201-4-1
product certificationsCB Scheme
CCC
UL
CSA
EAC
CE
UKCA
IP degree of protectionIP2X conforming to VDE 0106
Protective treatmentTC conforming to IEC 60068
TC conforming to DIN 50016
Ambient air temperature for storage-50…80 °C
Operating altitude2000 m without derating
Flame retardanceV1 conforming to UL 94
Requirement 2 conforming to NF F 16-101
Requirement 2 conforming to NF F 16-102
Packing Units
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height6.858 cm
Package 1 Width5.08 cm
Package 1 Length6.35 cm
Package 1 Weight185.975 g
Product Description

Frequently Asked Questions

A contactor serves as a specialized relay designed to control the opening and closing of electrical circuits. Primarily utilized in conjunction with electric motors and lighting systems, they facilitate efficient switching operations.

A contactor is employed to safely and indirectly manage the operation of high-power electrical equipment, such as motors, fans, and pumps, by interfacing with a PLC. By using a contactor, we ensure the secure control of heavy-duty, high-voltage devices without directly connecting them to the PLC.

Contactors excel in managing high-current loads, whereas relays are ideal for low to medium-current applications. This contrast stems from their distinct designs, with contactors boasting larger, sturdier auxiliary contacts tailored to handle elevated currents efficiently.

A magnetic contactor is an electromechanical device used to control the flow of electricity in an electrical circuit. It consists of a coil that, when energized, creates a magnetic field to close or open the contacts within the contactor.

Magnetic contactors are commonly used in industrial and commercial applications to switch high-power loads, such as electric motors, lighting systems, heating elements, and other electrical equipment. They are known for their reliability, durability, and ability to handle high currents, making them essential components in various electrical control systems.

Auxiliary contactors are additional sets of contacts added to a primary contactor to perform auxiliary functions within an electrical control system. These contacts are typically used to provide feedback or signaling, monitor the status of the main contacts, or control auxiliary devices such as indicator lights, timers, or interlocks.
Auxiliary contactors are commonly found in industrial control panels, motor control centers, and other electrical equipment where precise control and monitoring of circuits are necessary. They play a crucial role in enhancing the functionality and safety of electrical systems by providing additional control and feedback options.

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