I understand that the main firewater system pressure should be constant so the opening of any point of consumption (hydrants, monitors ,etc) will cause the pressure to drop to the determined pressure set point and automatically start the firewater pumps. Is this value code (NFPA) driven? Can...
I understand that the main firewater system pressure should be constant (jockey pumps keep the pressure in the system)so the opening of any point of consumption (hydrants, monitors ,etc) will cause the pressure to drop to a determined pressure set point and automatically start the firewater...