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Mains Units

WHW plunger pump

WHW 32.20 N

Part number 22989

  • 32Flow, l/min
  • 200Pressure, bar
  • 1450Speed, rpm
  • 11Power, kW

50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Annovi Reverberi WHW pump

Specification

Flow
32 l/min
Pressure
200 bar
Speed
1450 rpm
Absorbed power
11 kW
Weight
16 kg

Exploded view (PDF, Annovi Reverberi)

Kits

Plungers1

Part numberDescriptionPer pumpSuppliers
KIT 1891Plunger kit, Ø22 mm 

Valves1

Part numberDescriptionPer pumpSuppliers
KIT 2780Valve kit 

Oil seals1

Part numberDescriptionPer pumpSuppliers
KIT 2873Oil seal kit 

Water seals1

Part numberDescriptionPer pumpSuppliers
KIT 42402Water seal kit, Ø22 mm 

Other kits1

Part numberDescriptionPer pumpSuppliers
KIT 42403Support ring kit, Ø22 mm 

Exploded view

Annovi Reverberi exploded view of the WHW pump, with position numbers
Annovi Reverberi's drawing. The numbers match the positions in the parts list below. Open the picture to zoom in.

Parts list

Positions are the balloon numbers on Annovi Reverberi's exploded view. A part with no number of its own comes in the kit shown beside it.

PosPart numberDescriptionQtyIn kit
1 1941360 Screw TCEI M10x808
2 650530 Washer8
3 1941790 Plug6
4 1940150 Ring6
5 1140450 O-ring Ø 20,24x2,6212 KIT 2780
6 1949050 Complete valve6 KIT 2780
7 1941780 Head1
8 550350 O-ring Ø 23,811
9 1140480 Plug 3/4" G nickel-plated1
10 1981180 Plug 3/8" G nickel-plated2
11 740290 O-ring Ø 14x1,783
12 840320 Ring3 KIT 42403
13 1942810 Piston guide Ø 223
14 1942730 Gasket Ø 223 KIT 42402
15 1942940 Piston guide Ø 223 KIT 42402
16 820490 O-ring Ø 34,65x1,783 KIT 42402
17 1940570 Nut3
18 1940580 Washer3
19 1420120 Piston Ø 223 KIT 1891
20 880840 O-ring Ø 9,25x1,783
21 960460 Plate3
22 1940120 Ring3
23 1940070 Piston3
24 1940060 Hub pin3
25 1941380 O-ring Ø 66,34x2,622 KIT 2873
26 1941390 Shim 0.05 mm
26 1941400 Shim 0.10 mm
26 1941410 Shim 0.19 mm
26 1941420 Shim 0.25 mm
27 2529011 Cover1
28 850370 Screw TCEI M8x168
29 1140410 Bearing2
30 1940051 Connecting-rod3
31 1940160 Shaft1
32 650250 Key1
33 2520330 Pump body1
34 1140370 Plug1
35 1260250 Level gauge1
36 1260430 Ring1
37 1940410 O-ring Ø 132x31 KIT 2873
38 1200430 Screw TCEI M6x166
39 2529012 Cover1
40 1780690 Plate1
41 1140450 O-ring Ø 20,24x2,621
42 820680 Ring1 KIT 2873
43 1940560 Ring3 KIT 2873
44 1940370 Foot2
45 1940380 Screw TCEI 10x184
46 200231 Washer4
47 2520320 Support1
60 1949229 Head assembly1
75 1941270 Level gauge1
76 100410 O-ring Ø 34,6x2,621
77 1941260 Plate1
78 1941290 Ring1
79 1942860 Water seal Ø 223 KIT 42402
80 1980740 Plug 3/8" G brass2

Motor

A 4-pole motor of at least 11 kW drives this pump at 1450 rpm.

MotorkWrpmFrameClassA at 400 VSuppliers
RNE 160Ma4 111475IEC 160MIE322.4  
RN 160Ma4 111450IEC 160MIE122.4  
RN 132Mc4 uprated 111430IEC 132MIE124  

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 132, 38 mm shaft (RN 132Mc4) No Annovi Reverberi flange listed for this motor.
  • IEC 160, 42 mm shaft (RNE 160Ma4, RN 160Ma4) No Annovi Reverberi flange listed for this motor.

Coupling

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

  • IEC 132, 38 mm motor shaft No Annovi Reverberi coupling listed: you need one for a 38 mm motor shaft to the pump shaft.
  • IEC 160, 42 mm motor shaft No Annovi Reverberi coupling listed: you need one for a 42 mm motor shaft to the pump shaft.

Other Annovi Reverberi WHW pumps

WHW 15.20 NWHW 21.15 NWHW 26.15 N