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Our employees explain and illustrate the requirements of standards and regulations already in consultation meetings and thus facilitate the implementation and safe application in daily work. In addition, they present engineering know-how from 50 years of practice as well as research and thus provide our customers with a decisive competitive advantage.

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Jockey Pumps

Holzhauer Pumpen GmbH

Jockey Pumps

Ready-to-operate and ready-to-connect additional unit in compact design.

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Essential for Fire Protection.

Sprinkler systems are usually equipped with two pumps, a main fire pump and a small but robust pressure maintenance pump. This jockey pump, as it is called according to NFPA nomenclature, efficiently and cost-effectively maintains a constant pressure in the fire suppression system.

As a compact unit on a base frame with:

  • Jockey Pump according to specification
  • Electric drive protection class IP 55
  • Flexible coupling and coupling protection
  • Switchgear with H-O-A switch and timing mechanism
  • Diaphragm pressure vessel
  • Pressure switch connection according to NFPA
  • Completely assembled and wired ready for operation, including power wiring to the electric actuator, shut-off device on the suction and discharge side as well as non-return valve in the discharge side

Applications

Reference Projects

Did you know …

When evaporating, water absorbs more heat than any other firefighting system.

Let us help you!

Our employees explain and illustrate the requirements of standards and regulations as early as the initial consultation phase and thus facilitate the implementation and safe application in your daily work. In addition, they present engineering expertise spanning 50 years of hands-on application and research and thus provide our customers with a decisive competitive edge.