Product Overview
Table Of Contents
- 1. Grundfos DWS family
- 2. BMQE
- 3. MQ
- 4. JP Jet Pumps
- Product introduction
- Product overview
- Construction
- Operating conditions
- Selection
- Selection of pumps
- Installation
- Curve charts and technical data
- Dimensions and weights
- Cast iron shallow well, model JP05S-CI
- Cast iron shallow well, models JP15S-CI, JP20S-CI
- Cast iron shallow well, models JP30S-CI
- Shallow well stainless steel, model JP05S-SS
- Shallow well stainless steel, models JP07S-SS, JP10S-SS
- Cast iron deep well, models JP05D-CI, JP07D-CI
- Cast iron deep well, models JP15D-CI, JP20D-CI
- Electrical data
- Approvals
- 5. Further documentation
JP Jet Pumps
Domestic water supply
4
29
4. JP Jet Pumps
Product introduction
The Grundfos JP line of self-priming centrifugal jet
pumps is designed for shallow well, deep well, and
convertible shallow well pump applications.
JP pumps provide excellent suction capacity.
Fig. 19 Grundfos JP line (from left to right: JP shallow well;
JP deep well; and JP convertible shallow well)
Applications
Grundfos JP pumps are particularly suitable for:
• domestic water supply systems
• light agricultural
• industrial water transfer
• home and market gardens.
Features and benefits
Shallow well - cast iron
JP05S-CI, JP07S-CI, JP10S-CI, JP30S-CI
Single-stage, shallow well self-priming centrifugal
pumps. Features:
• Rugged cast iron construction
• end suction, top discharge arrangement
• technopolymer impeller
• built-in ejector complete with clean-out port to clear
blockages from nozzle
• convenient priming plug for ease of priming and air
elimination
• ceramic-carbon bellows mechanical seal ensures
trouble-free operation
• high quality pressure switch.
Shallow well convertible - cast iron
JP15S-CI, JP20S-CI
Single stage, convertible, self-priming centrifugal
pumps. Features:
• Rugged cast iron construction
• end suction, top discharge arrangement
• detachable ejector assembly for deep well
applications
• technopolymer impeller
• convenient priming plug for ease of priming and air
elimination
• ceramic-carbon bellows mechanical seal ensures
trouble-free operation
• high quality pressure switch.
Deep well - cast iron
JP05D-CI, JP07D-CI, JP15D-CI, JP20D-CI
Single-stage, deep well, self-priming centrifugal
pumps. Features:
• Rugged cast iron construction
• end suction, top discharge arrangement
• technopolymer impeller
• separate deep well port for connection to Deep Well
Ejector Kit
• convenient priming plug for ease of priming and air
elimination
• ceramic-carbon bellows mechanical seal ensures
trouble-free operation
• high quality pressure switch.
Shallow well - stainless steel
JP05S-SS, JP07S-SS, JP10S-SS
Single-stage, shallow well self-priming centrifugal
pumps constructed of stainless steel. Features:
• Corrosion-resistant stainless steel
• end suction, top discharge arrangement
• technopolymer impeller
• built-in ejector complete with clean-out port to clear
blockages from nozzle
• ceramic-carbon bellows mechanical seal ensures
trouble-free operation
• high quality pressure switch.
Motors
All Grundfos JP motors are Totally Enclosed and
Fan-Cooled (TEFC) for quiet operation and superior
protection in harsh environments. Features:
• Stainless steel motor shaft offers excellent corrosion
resistance
• Double, oversized grease ball bearings are
maintenance-free; sealed for life
• Built-in thermal overload protection
• Capacitor-run, with no switches to fail
• Drive end motor bearing protected by
durable lip seal
• Insulation class F
• Motor protection IP44
• Terminal box protection IP55.
TM05 1948 4011










