Before performing any maintenance on the contactor, refer to the User Manual of the starter configuration in which the contactor is installed for all service instructions and procedures.

Latching contactors are great for those situations where you can't guarantee reliable coil power to keep the contactor engaged. Maybe the equipment is in a place with frequent brownouts, or maybe it will …

Standard con-tactors can be easily converted into compact latched contactors. The WA4 block contains a mechanical latching device with electromagnetic impulse unlatching (AC or DC) or manual unlatching.

Nov 18, 2023 · In this article, we will take a closer look at the components and functionality of a latching contactor circuit, and how it can revolutionize the way we approach electricity. At its core, a latching …

Jul 18, 2023 · A latching contactor is an electrical device that controls power to a load through a variety of switching mechanisms. It can control a wide range of voltages, from single-phase to three-phase, …

The MAGNA-LATCH™ Latched Low Voltage Disconnect Contactor is more compact than traditional low voltage disconnects. The permanent magnet holds the contact closed. Momentary power to the coil …

Vacuum contactors can be specified as mechanically latching, electrically held or mechanically interlocked. Learn how to decide between the latching mechanisms here.

Aug 2, 2018 · A magnetically-held contactor opens when a contact in the main coil control circuit opens. On the other hand, a latched contactor is unlatched by the closing of a contact in the latch circuit, …

Aug 4, 2025 · A latching contactor is an electromechanical switch used to open and close electrical circuits. It consists of a solenoid-actuated mechanical switch which, when energized, closes the …

A latching relay or contactor is an electro-mechanical relay (or contactor) with contacts that are stable in two positions without voltage applied to the coil – hence the other common name of “Bi-stable Relay”.