TeSys D power contactor AC3 38A 3P 1NO 1NC 24VAC coil screw terminals LC1D38B7

Power contactor for industrial and domestic applications

This TeSys D power contactor is a reliable solution for controlling electric motors in a wide range of applications – from advanced industrial installations, through HVAC systems, to typical domestic uses. Designed for performance and durability, it provides effective circuit protection and smooth device operation.

Design and operating parameters

The LC1D38B7 contactor is characterized by a compact design (width 45 mm) and the possibility of mounting on a DIN rail, which facilitates installation and integration with existing systems. It is designed to operate with a control voltage of 24V AC, and its main contacts are adapted to currents up to 38A in AC-3 circuits. The rated operating power for AC-3 at 400V is 18.5 kW, allowing control of motors with significant power. Additionally, the contactor has built-in auxiliary contacts – 1NO (normally open) and 1NC (normally closed), which increase its functionality and allow direct use in safety circuits in accordance with IEC standards. Made of high-quality materials, it guarantees long-lasting and trouble-free operation even in harsh conditions.

Advantages and benefits

• High reliability: The contactor's design based on proven technologies and solid materials ensures long-lasting and trouble-free operation.
• Compact dimensions: A width of only 45 mm allows for easy integration of the contactor in tight switchgear spaces.
• Versatile applications: Suitable for controlling motors in various environments – industrial, commercial and domestic.
• Built-in auxiliary contacts: Allow direct connection to control and safety circuits without the need for additional elements.
• Easy installation: DIN rail mounting and screw connections facilitate quick and easy installation.
• Compliance with standards: Meets the requirements of IEC60335-1 standards, confirming its safety and high quality of workmanship.
• Durability: Designed for frequent switching cycles – ideal for applications requiring intensive operation.
• Universality: The same accessories fit contactors from 9A to 150A, simplifying inventory management and reducing operating costs.
• Endurance: It has the largest number of switching cycles on the market (1.5 million), which translates to a longer device life compared to the competition (1.0-1.2 million).

The TeSys D contactor is an investment in reliable and efficient electric motor control, providing peace of mind for both installers and end-users. Its solid construction, versatile applications and compliance with applicable standards make it the ideal choice for demanding applications.