500-COA940

The Allen Bradley 500-COA940 is a NEMA three-phase contactor designed for high-performance applications in rigorous environments. Capable of handling a rated current of 500 Amperes in DC applications, this unit ensures reliable control and operation. The contactor supports an operational voltage range of 230 to 240 volts at 60 Hz, making it ideal for various industrial setups.

Equipped with four power poles, the 500-COA940 is designed for significant load management, providing a horsepower rating of up to 15 HP. The unit is configured with top wiring, allowing for efficient wiring and installation in panels. On its auxiliary side, it features one normally open (NO) contact, delivering added functionality when integrated into control systems. This contact utilizes a silver material, known for its superior conductivity and durability.

In terms of performance, the contactor showcases a capacitor switching capability rated at 31 kVAR, which supports reactive power management. It has an average pick-up time of 27 milliseconds, ensuring swift action in response to control signals. Additionally, the heat dissipation rate of 5.9 watts helps maintain operational efficiency while managing thermal load. The design accommodates wire sizes ranging from 14 to 4 AWG, secured by pressure terminals that ensure reliable electrical connections. Wrapped in an open-style enclosure, this contactor offers both accessibility and ease of maintenance, solidifying its role in industrial applications.