Westinghouse HNB3700T-R

HNB3700T - Westinghouse Circuit Breaker Trip Unit Westinghouse HNB series three pole 700 ampere circuit breaker trip unit with maximum voltage rating of 600V interchangeable trip unit with long-time and instantaneous (LI) trip functions suitable for 1200A- NB HNB NBY Standard Saf-T-Vue or MARK 75 molded case circuit breaker frame types thermal magnetic trip units & circuit breakers.