TeSys D power contactor AC3 18A 3P 1NO 1NC 110VDC coil LC1D18FD

Power contactor – reliable control of motors and circuits

This three-pole power contactor from the TeSys D series by Schneider Electric, with a rated current of 18A in AC-3 category, is a robust solution for controlling motors and other electrical loads. Designed for industrial and building requirements, it provides reliable operation in a variety of applications. Its compact dimensions (45 mm wide, 77 mm high and 95 mm deep) allow for easy integration with existing installations.

Functionality and application

The LC1D18FD contactor is designed for frequent switching of electrical circuits. The rated operating power for AC-3 is 7.5 kW at 400V, and for AC-4 – 4 kW. The rated operating current for AC-1 is 32A, and for AC-3 – 18A. It has three normally closed main contacts and one normally open and one normally closed auxiliary contact, allowing for flexible configuration of control circuits. A 110V DC powered coil ensures compatibility with various control systems. Thanks to screw connections, installation is simple and quick.

Advantages for installers and users

• Versatility: Suitable for a wide range of applications, including in buildings, industrial plants, HVAC systems and applications related to water and wastewater management.
• High durability: Ensures long-lasting and reliable operation thanks to high mechanical strength (15 million switching cycles).
• Safety: Compliance with IEC60335-1 standard provides increased resistance to fire and dust, increasing safety of use.
• Easy installation: Multi-standard screws facilitate mounting and connection of wires.
• Wide range of accessories: Availability of additional auxiliary contacts allows you to adapt the contactor to specific application needs.
• Digital documentation: Easy access to technical documentation by scanning the QR code on the product.
• Integrated auxiliary contacts: Standardly equipped with mirrored auxiliary contacts (NO+NC) allows direct use in safety circuits in accordance with IEC standard.

Design and operating parameters

The LC1D18FD contactor has been designed with durability and reliability in mind. Made of high-quality materials, it provides resistance to environmental conditions and intensive use. Adapted to work in various environmental conditions, it meets applicable industry standards and global standards (including marine and UL certificates). It is a key element in ensuring the efficient operation of motor control systems and other electrical devices.