The Bulletin 309 starters are NEMA-rated full voltage starters. They are compact and available in NEMA sizes from 0 to 2. Bulletin 309 starters use E1 Plus types of electronic overload relays. They can provide full voltage starts to polyphase squirrel-cage motors. The Bulletin 309 starters can be controlled remotely with various 2-wire and 3-wire pilot devices, including float switches, pressure switches, push buttons, snap switches, limit switches, and thermostats. Many Bulletin 309 starters are AC-powered and non-reversing. Some starter models support 3-pole overload protection. Additionally, some Bulletin 309 starters support DC electronic coils.
Browse available units in our catalog of Bulletin 309.