Motor Starter: 230/460 volt (15-25 H.P.) 460 volt (30-40 H.P.), full voltage magnetic starter with 110 volt controls, Nema-1 enclosure, ETL listed, control circuit breaker protection and 3 phase overload with external reset and phase protection.  Other voltages available

Protective Devices:  Class 20 overload relay, high temperature and over pressure shutdown switches, anti-restart pressure switch preventing starting while air compressor is pressurized.

Controls: Full modulation, solenoid controlled for smooth lowest possible no load power.  Automatic start/stop or constant speed.  Timed dual control.