3RV1 breakers are compact, current-limiting circuit breakers, which are optimized for load feeders. The switches are used to Switch General Description & protecting three-phase motors to 45 k W at 400 V AC or to other consumers with current ratings to 100A Breaker 3RV1 & 3RT1 contactors are electrically & coordinated in design & can therefore be easily combined to divert consumers. The circuit breaker 3RV1 can be used with its short-circuit & overload protection for motor protection, transformer protection & system protection.