What is jockey pump in fire protection?

A jockey pump, also know as a pressure maintenance pump, maintains the pressure in the fire sprinkler system to avoid non-emergency starting of the main fire pump. This keeps the main fire pump from short cycling, which shortens its life span.

What is a fire protection pump?

A fire pump is any kind of pump that is part of a fire protection system’s water supply. … A fire pump can be powered by electric, diesel or steam and can supply fire sprinklers, standpipes, foam systems, water spray/mist systems or any combination of these systems.

What is a jockey pump controller?

del. The model JP jockey pump controllers are specifically designed to control jockey pumps in order to maintain the desired water pressure in fire pump serviced systems. A jockey pump installation prevents unnecessary starting of the fire pump due to small leaks in the sprinkler system piping.

How long does a jockey pump last?

How long does a jockey pump last? They ensure that the fire sprinkler system has adequate water pressure. These systems are pricey, but they do have a relatively long life expectancy. A fire pump’s lifespan is approximately 20-25 years and they can operate this long with the proper maintenance plan.

How often does a jockey pump run?

The jockey pump starts every 30 minutes or so when the pressure drops from 200 PSI to 150 PSI. It only runs for one second.

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What is the difference between fire pump and jockey pump?

A jockey pump, also know as a pressure maintenance pump, maintains the pressure in the fire sprinkler system to avoid non-emergency starting of the main fire pump. … The jockey pump is designed to start before the main fire pump and return the fire protection system to its minimum static pressure.

What are the types of pumps?

There are three basic types of pumps: positive-displacement, centrifugal and axial-flow pumps.



Various positive-displacement pumps

  • Rotary lobe pump.
  • Progressive cavity pump.
  • Rotary gear pump.
  • Piston pump.
  • Diaphragm pump.
  • Screw pump.
  • Gear pump.
  • Hydraulic pump.

Is code for fire fighting pumps?

2 REFERENCES

IS No. Title
5120 : 1977 Technical requirements for rotodynamic special purpose pumps (first revision)
6070 : 1983 Code of practice for selection, operation and maintenance of trailer fire pumps, portable pumps, water tenders and motor fire engines (first revision)

Do fire pumps require a generator?

“The generator shall have sufficient capacity to allow normal starting and running of the motor(s) driving the fire pump(s) while supplying all other simultaneously operated load(s).” On-site standby generators and the associated over current devices are only required to carry the normal starting and running currents.

Fire safety