Model GPY-FM - Wye-Delta Open
Electric Fire Pump Controller
- Upon a start command, the motor is connected in a Wye connection. After a time delay, the motor is reconnected in a Delta configuration applying full voltage to the motor.
- The motor is disconnected from the line during the transition from start (wye) to run (delta) mode.
- Requires a multi-connection motor and 6 conductors between the controller and the motor.