Description
FEDJ fire fighting system
◆ Fire pumps are designed for whole operational life,the maximum reliability is always the first priority
◆ The components affixed onto a steel framing structure
◆ Each controller has its own individual pressure sensing line
◆ The suction line should never include a strainer
◆ Check valve and butterfly valve in the discharge line
◆ NFPA 20 not allows suction from negative level for end suction and split case pumps
