Submittal Sheet

1. Product introduction
Grundfos JP PS pumps are designed for domestic use to
ensure a constant supply of clean water to households,
gardens, and light commercial applications.
JP PS is a self-priming, single-stage centrifugal jet pump.
The pump has excellent suction capacity and is designed for
long and trouble-free operation. The built-in ejector with
guide vanes ensures optimum self-priming properties. The
pressure switch gives more comfort to the user, as it allows
the pump to start and stop automatically according to
demand. The pump housing is made of stainless steel.
Product overview, JP PS
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TM074051
Pos. Description
1 Priming plug
2 Outlet connection, 1" NPT
3 Pressure switch and cable connection
4 Terminal box
5 Base plate
6 Drain plug
7 Inlet connection, 1" NPT
Applications
JP PS pumps are suitable for domestic water supply, where
pressure boosting and self-priming is needed. The product
can be used in a wide variety of applications, such as these:
• houses and duplexes, to boost the pressure of water
coming from a break tank, roof tank or a well
• garden irrigation
• car wash
• small-scale agriculture and horticulture
• light commercial applications.
TM074113
Fig.
Example of applications with JP PS
Pumped liquids
The product is suitable for pumping clean, thin, non-
aggressive, non-toxic and non-explosive liquids without solid
particles or fibers. Examples of liquids:
• potable water
• rainwater.
Features and benefits
JP PS for pressure-switch-based boosting
JP PS has a pressure switch to control pump operation. The
pressure switch has a preset cut-in pressure and a cut-off
pressure to turn the pump on and off according to demand.
JP PS features include:
• Self-priming and excellent suction lift of up to 26 ft (8 m)
• High quality pressure switch for auto stop/start
• Robust end suction design with top discharge
• Corrosion-resistant stainless steel construction
• Thermal and overload protection
• Dual voltage 115/230 V
• Built-in ejector complete with clean-out port to clear
blockages from nozzle
Motor
The motor is air-cooled and equipped with oversized,
sealed, greased-for-life ball bearings to ensure silent
operation and minimum service.
The motors are single phase, have a built-in thermal switch
and require no additional motor protection.
JP PS
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Product introduction