SchneiderContactors and Protection Relays

LC1K0901G72

Name: LC1K0901G72
Brand: Schneider
SKU: LC1K0901G72

Product ModelLC1K0901G72

Product ID38420

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Reliable PerformanceThe Schneider Electric LC1K0901G72 contactor ensures reliable performance in various applications, making it a trusted choice for your electrical needs.
2
Efficient OperationWith a 20A current rating and 4kW power rating, this contactor operates efficiently, reducing energy consumption and increasing productivity.
3
Versatile UseIdeal for a wide range of applications, the LC1K0901G72 contactor is versatile and can be used in both industrial and commercial settings.
4
High-Quality ConstructionBuilt with high-quality materials, this contactor offers durability and longevity, ensuring it meets your electrical requirements for years to come.
5

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Range of Product

TeSys K

Range

TeSys

Product name

TeSys K

Device Application

Control

Product or Component Type

Contactor

Device short name

LC1K

Easy InstallationFeaturing a simple and intuitive design, the Schneider Electric LC1K0901G72 contactor is easy to install, saving you time and effort.

Utilisation category

Coil technology

Built-in bidirectional peak limiting diode suppressor

Poles description

Pole contact composition

3 NO

[Ie] rated operational current

20 A (at <122 °F (50 °C)) at <= 440 V AC AC-1 for power circuit9 A at <= 440 V AC AC-3 for power circuit16 A (at <158 °F (70 °C)) at 690 V AC AC-1 for power circuit

[Uc] control circuit voltage

120 V AC 50/60 Hz

Signalling circuit frequency

<= 400 Hz

Non overlap distance

0.02 in (0.5 mm)

Contactor application

Motor controlResistive load

Auxiliary contact composition

1 NC

Control circuit voltage limits

Operational: 0.8...1.15 Uc (at <122 °F (50 °C))Drop-out: 0.2...0.75 Uc (at <122 °F (50 °C))

Control circuit type

AC 50/60 Hz

Connections - terminals

screw clamp terminals 1 0.002...0.006 inÂ² (1.5...4 mmÂ²)solid screw clamp terminals 1 0.001...0.006 inÂ² (0.75...4 mmÂ²)flexible without cable end screw clamp terminals 1 0.0005...0.004 inÂ² (0.34...2.5 mmÂ²)flexible with cable end screw clamp terminals 2 0.002...0.006 inÂ² (1.5...4 mmÂ²)solid screw clamp terminals 2 0.001...0.006 inÂ² (0.75...4 mmÂ²)flexible without cable end screw clamp terminals 2 0.0005...0.002 inÂ² (0.34...1.5 mmÂ²)flexible with cable end

Electrical durability

0.18 Mcycles 20 A AC-1 <= 440 V1.3 Mcycles 9 A AC-3 <= 440 V

Mechanical robustness

Shocks contactor closed, on X axis10 Gn for 11 ms IEC 60068-2-27Shocks contactor closed, on Y axis15 Gn for 11 ms IEC 60068-2-27Shocks contactor closed, on Z axis15 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on X axis6 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on Y axis10 Gn for 11 ms IEC 60068-2-27Shocks contactor opened, on Z axis10 Gn for 11 ms IEC 60068-2-27Vibrations contactor closed4 Gn, 5...300 Hz IEC 60068-2-6Vibrations contactor opened2 Gn, 5...300 Hz IEC 60068-2-6

Standards

EN/IEC 60947-4-1GB/T 14048.4UL 60947-4-1CSA C22.2 No 60947-4-1JIS C8201-4-1

IP degree of protection

IP2X VDE 0106

Protective treatment

TC IEC 60068TC DIN 50016

[Ui] rated insulation voltage

Power circuit 600 V UL 508Power circuit 690 V IEC 60947-4-1Signalling circuit 690 V IEC 60947-4-1Signalling circuit 690 V IEC 60947-5-1Signalling circuit 600 V UL 508Power circuit 600 V CSA C22.2 No 14Signalling circuit 600 V CSA C22.2 No 14

[Uimp] rated impulse withstand voltage

8 kV

Overvoltage category

III

Mounting Support

PlateRail

Product Certifications

CB SchemeCCCULCSAEACCEUKCA

Ambient Air Temperature for Storage

-58...176 °F (-50...80 °C)

Operating altitude

6561.68 ft (2000 m) without derating

Tightening torque

11.5 lbf.in (1.3 N.m) screw clamp terminals Philips No 2 11.5 lbf.in (1.3 N.m) screw clamp terminals flat Ã 6 mm

[Ue] rated operational voltage

Power circuit 690 V AC 50/60 Hz,Signalling circuit <= 690 V AC 50/60 Hz

[Ith] conventional free air thermal current

20 A (at 122 °F (50 °C)) for power circuit10 A (at 122 °F (50 °C)) for signalling circuit

Irms rated making capacity

110 A AC for power circuit conforming to NF C 63-110110 A AC for power circuit conforming to IEC 60947110 A AC for signalling circuit conforming to IEC 60947

Rated breaking capacity

110 A at 415 V conforming to IEC 60947110 A at 440 V conforming to IEC 6094780 A at 500 V conforming to IEC 60947110 A at 220...230 V conforming to IEC 60947110 A at 380...400 V conforming to IEC 6094770 A at 660...690 V conforming to IEC 60947

Associated fuse rating

25 A gG at <= 440 V for power circuit25 A aM for power circuit10 A gG for signalling circuit conforming to IEC 6094710 A gG for signalling circuit conforming to VDE 0660

Average impedance

3 mOhm - Ith 20 A 50 Hz for power circuit

Inrush power in VA

30 VA (at 68 °F (20 °C))

Hold-in power consumption in VA

4.5 VA (at 68 °F (20 °C))

Operating time

10...20 ms coil de-energisation and NO opening10...20 ms coil energisation and NO closing

Safety reliability level

B10d = 1369863 cycles contactor with nominal load EN/ISO 13849-1B10d = 20000000 cycles contactor with mechanical load EN/ISO 13849-1

Mechanical durability

10 Mcycles

Maximum operating rate

3600 cyc/h

Minimum switching current

5 mA for signalling circuit

Minimum switching voltage

17 V for signalling circuit

Insulation resistance

> 10 MOhm for signalling circuit

Height

2.3 in (58 mm)

Width

1.8 in (45 mm)

Depth

2.2 in (57 mm)

Net Weight

0.40 lb(US) (0.18 kg)

Compatibility code

LC1K

Motor power kW

4 kW 480 V AC 50/60 Hz4 kW 500...600 V AC 50/60 Hz4 kW 660...690 V AC 50/60 Hz2.2 kW 220...230 V AC 50/60 Hz4 kW 380...415 V AC 50/60 Hz4 kW 440 V AC 50/60 Hz

[Icw] rated short-time withstand current

90 A 122 °F (50 °C) - 1 s for power circuit85 A 122 °F (50 °C) - 5 s for power circuit80 A 122 °F (50 °C) - 10 s for power circuit60 A 122 °F (50 °C) - 30 s for power circuit45 A 122 °F (50 °C) - 1 min for power circuit40 A 122 °F (50 °C) - 3 min for power circuit20 A 122 °F (50 °C) - >= 15 min for power circuit80 A - 1 s for signalling circuit90 A - 500 ms for signalling circuit110 A - 100 ms for signalling circuit

Heat dissipation

1.3 W

Flame retardance

V1 conforming to UL 94Requirement 2 conforming to NF F 16-101Requirement 2 conforming to NF F 16-102