Fire Pump Pressure Switch Setting

Jockey pump would be set to come on at 140 psi and shut off at 150 psi.

Fire pump pressure switch setting.

Jockey pump start 165 psi 10 psi 155 psi v. Fire fighter vinod choudhary 33 372 views 29 33. 60 psi from city maximum static iii. Let s say the pressure is 150 psi.

The pressure operated switch in the controller should be sensitive enough to permit this range to be as short as 10 to 13 psi. Fire pump house completely information all pump line in hindi main pump jocky pump diesel engine duration. 50 psi from city minimum static. Fire pump stop 115 psi 50 psi 165 psi vi.

Pressure settings for fire pump controllers. 2 the jockey pump start point should be at least 10 psi 0 68 bar less than the jockey pump stop point. 1 the jockey pump stop point should equal the pump churn pressure plus the minimum static supply pressure. The fire pump system when started by pressure drop should be arranged as follows.

Nfpa 20 covers the settings. 1000 gpm 100 psi pump with churn pressure of 115 psi ii. 1 the jockey pump stop point should equal the pump churn pressure plus the minimum static supply pressure. Depending on the type of pressure switch the fire pump would come on at 130 135 psi.

A sudden massive amount of water. Start the fire pump and note the maximum pressure on the discharge gauge. Examples of fire pump settings.