Description
Schneider LC1D258M7 Contactor: A Comprehensive Guide
Schneider LC1D258M7 Contactor | TeSys D – 4P (2NO + 2NC) – AC-1 – ≤ 440V 40A – 220V AC Coil
1. Overview
The Schneider LC1D258M7 is a 4-pole (2 Normally Open + 2 Normally Closed) contactor from the TeSys D series, specifically designed for general-purpose switching and power control applications. It supports AC-1 category loads, operates at ≤ 440V with a 40A rating, and features a 220V AC coil. This model is widely used in industrial and commercial electrical systems for resistive and inductive load switching.
2. Key Features
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Brand: Schneider Electric
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Series: TeSys D
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Model: LC1D258M7
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Type: Contactor
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Number of Poles: 4 (2 Normally Open + 2 Normally Closed – 2NO + 2NC)
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Utilization Category: AC-1 (Resistive loads)
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Voltage Rating: ≤ 440V
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Current Rating: 40A
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Coil Voltage: 220V AC
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Control Circuit Frequency: 50/60Hz
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Electrical Durability: High endurance for frequent operation
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Connection Type: Screw clamp terminals for secure wiring
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Mounting: DIN rail or panel mount for easy installation
3. Benefits
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Versatile Load Control: Designed for AC-1 applications, handling resistive loads up to 40A.
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Reliable Switching: Ensures stable and efficient operation in industrial environments.
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Energy-Efficient Coil: The 220V AC coil provides low power consumption and stable performance.
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Compact and Modular Design: Saves space in control panels and electrical enclosures.
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Easy Installation & Maintenance: Screw clamp terminals allow quick and secure wiring.
4. Applications
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Industrial Automation: Controls resistive and inductive loads in manufacturing and production lines.
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Lighting Systems: Suitable for switching large lighting circuits in commercial buildings.
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Heating Systems: Used in electric heating and boiler control.
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Power Distribution Panels: Provides reliable contactor switching for power circuits.
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HVAC Systems: Ensures smooth operation of heating, ventilation, and air conditioning units.
5. Conclusion
The Schneider LC1D258M7 TeSys D Contactor is a robust, high-performance, and space-efficient solution for general-purpose power control applications. With its 4-pole (2NO + 2NC) design, 40A rating, and 220V AC coil, it delivers reliable and efficient switching for industrial, commercial, and residential electrical systems.




