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Mains Units

WBS plunger pump

WBS 1421-F

Part number 02.6110.97.3

  • 8Flow, l/min
  • 95Pressure, bar
  • 3450Speed, rpm
  • 1.5Power, kW

60 Hz Rated at a motor speed for 60 Hz mains (North America, parts of South America and Asia).

Bertolini WBS pump

Specification

Flow
8 l/min
Pressure
95 bar
Speed
3450 rpm
Absorbed power
1.5 kW
Max water temperature
60 °C
Plunger
15 mm
Shaft
Solid, Ø24 mm
Inlet
3/8 BSP
Outlet
3/8 BSP
Weight
5.8 kg
Oil
0.5 litres, SAE 75 - W 90

Data sheet (PDF, Bertolini)

Kits

Valves1

Part numberDescriptionPer pumpSuppliers
019826973Valve kit 141 

Oil seals1

Part numberDescriptionPer pumpSuppliers
049836973Radial ring kit 64 

Water seals1

Part numberDescriptionPer pumpSuppliers
049843973Seal kit 73, Ø15 mm plungers 

Parts list

For parts not covered by the kits above, ask a supplier and quote the model WBS 1421-F and part number 02.6110.97.3.

Motor

Rated at 3450 rpm, the speed of a 2-pole motor on a 60 Hz supply. The motors below are listed with their 50 Hz figures and are at least 1.5 kW. Order the one you pick wound for 60 Hz and your supply voltage.

MotorkWrpmFrameClassA at 400 VSuppliers
RNE 90Sa2 1.52875IEC 90SIE33  
RN 90Sa2 1.52860IEC 90SIE13.2  
RN 80c2 uprated 1.52810IEC 80IE13.5  
RNM 80c2 1.52750IEC 80Single-phase9.5 at 230 V  
RNM 90Sb2 1.52860IEC 90SSingle-phase10.2 at 230 V  

The contactor and overload relay for each motor are on the motor's page.

Flange

The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.

  • IEC 80, 19 mm shaft (RN 80c2, RNM 80c2) No Bertolini flange listed for this motor.
  • IEC 90, 24 mm shaft (RNE 90Sa2, RN 90Sa2, RNM 90Sb2) No Bertolini flange listed for this motor.

Coupling

The flexible coupling joins the motor shaft to the pump shaft inside the flange.

  • IEC 80, 19 mm motor shaft No Bertolini coupling listed: you need one for a 19 mm motor shaft to 24 mm pump shaft.
  • IEC 90, 24 mm motor shaft No Bertolini coupling listed: you need one for a 24 mm motor shaft to 24 mm pump shaft.

Other Bertolini WBS pumps

WBS 1335-FWBS 1520WBS 1735WBS 1735-FWBS 1821-FWBS 1832WBS 1920WBS 2121-FWBS 2235-FWBS 2320WBS 2335WBS 2532