Description
Schneider LC1D38B7 Contactor | TeSys D- 3P(3 NO) – AC-3 – <= 440 V 38 A – 24 V AC 50/60 Hz coil
Schneider LC1D38B7 Contactor: A Reliable Solution for Electrical Control
Schneider LC1D38B7 | TeSys D Contactor – 3P (3 NO) – 38A – 24V AC Coil
1. General Description
The Schneider LC1D38B7 is a TeSys D series contactor, designed for motor control and power switching applications. It features three normally open (3 NO) contacts, making it ideal for AC-3 applications up to 38A at ≤ 440V. This contactor is equipped with a 24V AC 50/60 Hz coil, ensuring reliable and smooth operation in industrial and automation environments.
2. Technical Specifications
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Product Series: TeSys D
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Contactor Type: 3-pole (3 NO)
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Utilization Category: AC-3
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Rated Operational Voltage: ≤ 440V
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Rated Current (AC-3): 38A
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Coil Voltage: 24V AC 50/60 Hz
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Electrical Durability: Up to 1 million operations
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Mechanical Durability: Up to 10 million operations
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Mounting Type: DIN rail or panel mounting
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Operating Temperature Range: -5°C to +60°C
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Certifications: CE, UL, IEC
3. Key Features
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Efficient Motor Control: Designed for switching and protecting three-phase motors.
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High Switching Capacity: Handles 38A in AC-3 applications, ensuring stable operation.
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24V AC Coil: Provides reliable and consistent activation, making it ideal for industrial control systems.
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Compact and Modular Design: Allows for easy integration into electrical control panels.
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Long Lifespan: Up to 10 million mechanical operations, ensuring durability.
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Versatile Installation: Supports DIN rail and panel mounting for flexible installation.
4. Applications
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Three-phase motor control
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Industrial automation and machinery
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HVAC systems (Heating, Ventilation, and Air Conditioning)
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Pumps, compressors, and conveyor systems
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General power switching applications
5. Compliance and Standards
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IEC 60947-4-1 (Low-voltage switchgear and controlgear)
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CE Certified
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UL Listed
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RoHS Compliant
6. Conclusion
The Schneider LC1D38B7 TeSys D Contactor is a highly reliable and efficient component for motor control and power switching applications. With a 24V AC coil, 38A current rating, and three normally open contacts, it ensures smooth operation, long durability, and easy integration into electrical and automation systems.




