Engineering Overview
- The LC1G1854KUEN belongs to the advanced LC1G185 Series engineered for heavy-duty power switching architectures.
- This 4-pole device utilizes a robust 100/250 V ac/dc wide-range electronic coil for reliable switching performance across unstable grids.
- Engineers deploy this unit for high-capacity industrial load management and motor distribution setups.
Technical Specifications
- Brand: Schneider Electric
- Model: LC1G1854KUEN
- Series: LC1G185
- Operational Current Ie: 305 A
- Maximum Switching Voltage: 1000 V AC, 460 V DC
- Pole Configuration: 4 NO (4 Form A)
- Auxiliary Contact Form: 1 NO / 1 NC
- Control Voltage Uc: 100 to 250 V AC/DC
- Termination Style: Box Lug and Busbar
- Operating Temperature: -25°C to 60°C
- Physical Dimensions: Width 140 mm, Depth 193 mm, Length 193 mm
- Operate Time: 70 ms | Release Time: 50 ms
Oiltech Controls’s Insight
- Our technical inspection confirms exceptional arc-suppression capabilities during high-inductive loads.
- The electronic coil architecture minimizes power consumption while preventing contact chatter under voltage sags.
- Heavy-duty silver alloy contacts guarantee low resistance and extended electrical endurance in harsh production floors.
Typical Device Compatibility
- High-power industrial resistance heating banks
- Large asynchronous motor starter main panels
- Heavy commercial HVAC compressor systems
- Data center primary power transfer switchgear
Logistics and Fulfillment
- Order Processing Window: Guaranteed dispatch within 24 to 28 hours.
- Global Courier Options: Secure express delivery via FedEx, UPS, and DHL.
- Quality Guarantee: Backed by a full 12 Months operational warranty.
Frequently Asked Questions
- Why choose a 4-pole contactor over a standard 3-pole design for motor loads?
A 4-pole configuration allows complete neutral isolation or simultaneous switching of multi-phase loads plus auxiliary safety lines, ensuring total circuit decoupling. - How does the wide-range AC/DC coil handle voltage fluctuations in factory settings?
The built-in electronic module regulates incoming current smoothly, preventing dropouts or coil burnout when supply lines dip between 100V and 250V. - What are the key selection criteria when replacing legacy units with the LC1G1854KUEN?
Verify that your continuous thermal current requirement does not exceed 305A and confirm physical clearance for the 140mm width footprint inside your cabinet. - Are auxiliary contacts field-modifiable on this specific frame model?
Yes, the unit features integrated 1 NO / 1 NC auxiliary blocks with options to expand based on your interlocking and signaling requirements. - What preventative maintenance steps reduce contact wear over time?
Inspect box lug terminal torque ratings periodically and check arc chutes for carbon accumulation after heavy switching cycles.
Contact Support
- For technical assistance or bulk procurement inquiries, reach our engineering specialists directly.
- Email our support desk at info@oiltechcontrols.com.
- Message our technical desk instantly on WhatsApp at +86 158 8020 0923.
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