Terasaki aop-1sc-a Over-Current Trip Controller

The Terasaki AOP-1SC-A Over-Current Trip Controller is an electronic device designed to monitor overcurrent conditions and initiate protective tripping for Terasaki air circuit breakers in low-voltage power distribution systems. With a current transformer ratio of 630/5 A, it serves as a breaker-mounted replacement module for industrial switchboards, power distribution panels, and motor control centers that rely on Terasaki protection systems. This unit is intended for replacement of faulty or damaged over-current trip controllers, ensuring dependable overcurrent protection and compatibility with Terasaki air circuit breaker protection systems. Common replacements listed for this controller include the Terasaki AOP-1SC-P Over-Current Trip Unit, the AOP-1SA-A Over-Current Trip Controller, and the AOR-1BL-GI OCR Controller.