WHWL plunger pump
WHWL 38.15 N
Part number 23966
- 38Flow, l/min
- 150Pressure, bar
- 1450Speed, rpm
- 11Power, kW
50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Specification
- Flow
- 38 l/min
- Pressure
- 150 bar
- Speed
- 1450 rpm
- Absorbed power
- 11 kW
- Weight
- 16.5 kg
Kits
Plungers1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 1849 | Plunger kit, Ø28 mm |
Valves1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 2780 | Valve kit |
Oil seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 2873 | Oil seal kit |
Other kits1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 42561 | Support ring kit, Ø28 mm |
Water seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 42562 | Water seal kit, Ø28 mm |
Exploded view
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.
| Pos | Part number | Description | Qty | In kit |
|---|---|---|---|---|
| 1 | 1941360 | Screw TCEI M10x80 | 8 | |
| 2 | 650530 | Washer | 8 | |
| 3 | 1941790 | Plug | 6 | |
| 4 | 1940150 | Ring | 6 | |
| 5 | 1140450 | O-ring Ø 20,24x2,62 | 12 | KIT 2780 |
| 6 | 1949050 | Complete valve | 6 | KIT 2780 |
| 7 | 1941860 | Head | 1 | |
| 8 | 550350 | O-ring Ø 23,81 | 1 | |
| 9 | 1140480 | Plug | 1 | |
| 10 | 1981180 | Plug 3/8" G nickel-plated | 2 | |
| 11 | 740290 | O-ring Ø 14x1,78 | 3 | |
| 12 | 1941570 | Ring Ø 28 | 3 | KIT 42561 |
| 13 | 1943170 | Piston guide Ø 28 | 3 | |
| 14 | 1943160 | Gasket Ø 28 | 3 | KIT 42562 |
| 15 | 1943180 | Piston guide Ø 28 | 3 | KIT 42562 |
| 16 | 1140490 | O-ring Ø 37,82x1,78 | 3 | KIT 42562 |
| 17 | 1940570 | Nut | 3 | |
| 18 | 1940580 | Washer | 3 | |
| 19 | 1140190 | Piston Ø 28 | 3 | KIT 1849 |
| 20 | 880840 | O-ring Ø 9,25x1,78 | 3 | |
| 21 | 1140160 | Plate | 3 | |
| 22 | 1940120 | Ring | 3 | |
| 23 | 1940070 | Piston | 3 | |
| 24 | 1940060 | Hub pin | 3 | |
| 25 | 1941380 | O-ring Ø 66,34x2,62 | 2 | 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 | Cover | 1 | |
| 28 | 850370 | Screw TCEI M8x16 | 8 | |
| 29 | 1140410 | Bearing | 2 | |
| 30 | 1940051 | Connecting-rod | 3 | |
| 30 | 1940980 | Shaft | 1 | |
| 32 | 650250 | Key | 1 | |
| 33 | 2520330 | Pump body | 1 | |
| 34 | 1140370 | Plug | 1 | |
| 35 | 1260250 | Level gauge | 1 | |
| 36 | 1260430 | Ring | 1 | |
| 37 | 1940410 | O-ring Ø 132x3 | 1 | KIT 2873 |
| 38 | 1200430 | Screw TCEI M6x16 | 6 | |
| 39 | 2529012 | Cover | 1 | |
| 40 | 1780690 | Plate | 1 | |
| 41 | 1140450 | O-ring Ø 20,24x2,62 | 1 | |
| 42 | 820680 | Ring | 1 | KIT 2873 |
| 43 | 1940560 | Ring | 3 | KIT 2873 |
| 44 | 1940370 | Foot | 2 | |
| 45 | 1940380 | Screw TCEI 10x18 | 4 | |
| 46 | 200231 | Washer | 4 | |
| 47 | 2520320 | Support | 1 | |
| 60 | 1949235 | Head assembly | 1 | |
| 75 | 1941270 | Level gauge | 1 | |
| 76 | 100410 | O-ring Ø 34,6x2,62 | 1 | |
| 77 | 1941260 | Plate | 1 | |
| 78 | 1941290 | Ring | 1 | |
| 79 | 1943150 | Gasket Ø 28 | 3 | KIT 42562 |
| 82 | 1980740 | Plug 3/8" G brass | 2 |
Motor
A 4-pole motor of at least 11 kW drives this pump at 1450 rpm.
| Motor | kW | rpm | Frame | Class | A at 400 V | Suppliers |
|---|---|---|---|---|---|---|
| RNE 160Ma4 | 11 | 1475 | IEC 160M | IE3 | 22.4 | |
| RN 160Ma4 | 11 | 1450 | IEC 160M | IE1 | 22.4 | |
| RN 132Mc4 uprated | 11 | 1430 | IEC 132M | IE1 | 24 |
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.