Variable Speed Electric Fire Pump Controllers provide a variable frequency drive (VFD) in a PID process control loop to control the speed of a centrifugal pump for the purpose of limiting system pressure in a fire sprinkler system. These controllers are available in the following configurations:
FTA3100 - VFD with Across-the-Line Bypass
FTA3110 - VFD with Autotransformer Bypass
FTA3130 - VFD with Digital Soft Start Bypass
Firetrol fire pump controllers are listed by Underwriters’ Laboratories, Inc., in accordance with UL218, Standard for Fire Pump Controllers, CSA, Standard for Industrial Control Equipment. They are built to meet or exceed the requirements of the approving authorities as well as NEMA, the latest editions of NFPA 20, Installation of Centrifugal Fire Pumps, NFPA 70, National Electrical Code and are approved by Factory Mutual.