Alfred 2
New User
- Location
- Beirut - Lebanon
- Occupation
- Technical Advisor
I have a fire pump supplying 500 GPM @ 7.5 Bars to 2 fire hydrants
I would like to know if NFPA prmits the usage of VFD or VSD
I would like to know if NFPA prmits the usage of VFD or VSD