LC1G2254KUEN Contactor – Schneider Electric TeSys Giga 330A

Product Overview

The LC1G2254KUEN is a heavy duty four pole high power contactor from the TeSys Giga series by Schneider Electric. Engineers deploy this robust unit for demanding industrial power switching applications up to 1000V AC. It features a reliable wide band AC/DC coil operating between 100V and 250V with built-in bidirectional peak limiting. The 4NO main pole configuration handles up to 330A thermal current at 40°C.

Technical Specifications

• Brand and Model: Schneider Electric TeSys Giga LC1G2254KUEN.
• Pole and Contact Setup: 4 Pole 4NO design with 1NO and 1NC auxiliary contacts.
• Operational Ratings: 330A at <=1000V AC-1 and 225A at <=440V AC-3.
• Control Circuit: 100 to 250V AC/DC wide band coil with 0.8 to 1.1 Uc operational limits.
• Dielectric and Insulation: 1000V rated insulation voltage with 8kV impulse withstand.
• Short Circuit Performance: 1.8kA for 10s short-time withstand current and 2050A breaking capacity.
• Physical Dimensions: 193mm height, 143mm width, 193mm depth, weighing 4.4 kg.

Oiltech Controls Insight

• Engineered specifically for heavy industrial environments requiring high endurance.
• Features advanced modular electronic coil management to mitigate voltage fluctuations.
• Built-in diagnostic safety levels comply with strict EN/ISO 13849-1 standards.
• Delivers exceptional electrical durability across severe AC-1 and AC-3 switching cycles.

Ideal Equipment and Applications

• Large commercial heating and ventilation systems.
• Heavy manufacturing motor control centers and distribution panels.
• Industrial pumping stations and large compressor units.
• Heavy duty crane systems and high capacity hoisting equipment.

Installation and Maintenance Guidance

• Mount the device securely on a flat vertical mounting plate.
• Ensure ambient operating temperatures remain within the -25°C to 60°C range.
• Use recommended busbars or 185mm² ring terminals for secure power connections.
• Torque power circuit terminals to 18 N.m to prevent loose contact points.

Shipping, Warranty, and Documentation

• Fast dispatch within 24 to 28 hours via FedEx, UPS, or DHL.
• Every unit includes a standard comprehensive 12-month quality warranty.

Expert FAQ and Buying Guide

• Why choose a wide band coil for this contactor?
  The 100-250V wide band coil accommodates voltage sags and surges seamlessly, preventing drop-out issues in unstable industrial grids.
• What fuse rating is recommended for motor applications?
  Use a 250A aM fuse for operations up to 440V, or a 200A aM fuse for systems rated up to 690V.
• Can this model handle severe mechanical vibrations?
  Yes, it withstands 2 to 4 gn vibrations from 5 to 300Hz, ensuring stable performance in harsh plant conditions.
• How do I verify the auxiliary contact status?
  The unit includes factory-integrated 1NO and 1NC auxiliary contacts for direct feedback routing to your PLC system.
• What are the primary checks before initial power-up?
  Verify terminal tightening torque at 18 N.m, check control voltage limits, and confirm proper IP2X shroud placement.

Contact Us

• Reach out for technical inquiries through email at info@oiltechcontrols.com.
• Contact our support team directly via WhatsApp at +86 158 8020 0923.

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