Description
Firetrol FTA990 Disconnecting Devices provide a UL Listed means of disconnecting and isolating the fire pump controller from the incoming power source. The FTA990 gives overcurrent protection coordination upstream of the fire pump controller.
Overcurrent Protection Characteristics:
- The protective device shall NOT open with 2 minutes at 600% of the full load current of the fire pump motor(s).
- The protective device shall NOT open with a re-start transient of 24 times the full load current of the fire pump motor(s).
- The protective device shall NOT open within 10 minutes at 300% of the full load current of the fire pump motor(s).
- into for circuit breaker shall NOT adjustable.