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Mains Units

3 Frame plunger pump

230

  • 8.7Flow, l/min
  • 103Pressure, bar
  • 1725Speed, rpm
  • 1.76Power, kW

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

Cat Pumps 3 Frame pump

Specification

Flow
8.7 l/min
Pressure
103 bar
Speed
1725 rpm
Absorbed power
1.76 kW
Plunger
18 mm
Shaft
Solid, Ø16.5 mm
Weight
6.3 kg

Data sheet (PDF, Cat Pumps)

Kits

Seal kits6

Part numberDescriptionPer pumpSuppliers
30735Seal kit, STHT (.3400)1 
30914Seal kit, NBR (STD)1 
33609Seal kit, FPM (.0110)1 
33914Seal kit, EPDM (.0220)1 
33915Seal kit, HT (.3000)1 
76660Seal kit, FFKM (.0770)1 

Valves4

Part numberDescriptionPer pumpSuppliers
30915Valve kit, NBR (STD)1 
31214Valve kit, FPM (.0110)1 
31215Valve kit, EPDM (.0220)1 
76690Valve kit, FFKM (.0770)1 

Exploded view

Cat Pumps exploded view of the 3 Frame pump, with position numbers
Cat Pumps' 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 Cat Pumps' exploded view.

PosPart numberDescriptionQty
5 125824 Screw, HHC Sems (M6 x 16)8
8 27950 Cover, Bearing2
10 26536 O-Ring, Cover, Bearing2
11 24159 Seal, Oil, Crankshaft2
15 14487 Bearing, Ball2
20 48867 Rod, Connecting Assembly3
25 46946 Crankshaft, Dual-End1
32 43211 Cap, Oil Filler1
33 14177 O-Ring, Oil Filler Cap1
37 92241 Gauge, Oil, Bubble with Gasket1
38 44428 Gasket, Flat, Oil Gauge1
40 126541 Screw, HHC Sems (M6 x 20)6
48 25625 Plug, Drain ( 1/4" x 19 BSP)1
49 23170 O-Ring, Drain Plug1
50 48772 Cover, Rear1
51 48773 O-Ring, Rear Cover1
53 128354 Crankcase1
64 16948 Pin, Crosshead3
65 45114 Rod, Plunger3
69 126259 Washer, Oil (M24)3
70 25301 Seal, Oil Crankcase3
71 126189 Washer, Oil Seal3
75 43900 Slinger, Barrier3
88 45697 Washer, Keyhole (M18 x 10)3
90 43901 Plunger (M18 x 43)3
95 126550 Stud, Plunger Retainer (M6 x 43)3
96 43235 Backup Ring, Plunger Retainer3
97 17399 O-Ring, Plunger Retainer3
98 45891 Gasket, Plunger Retainer (M12.5)3
99 46504 Retainer, Plunger (M6)3
100 28597 Retainer, Seal3
106 43243 Seal, Low-Pressure with S-Spring3
110 44052 Manifold, Inlet1
117 126520 Screw, HSH Sems (M10 x 35)2
125 43245 Seal, High-Pressure with S-Support3
139 22179 Plug, Inlet ( 1/2" NPT[M])1
143 17547 O-Ring, Inlet Valve Adapter, Rear3
150 43904 Adapter, Inlet Valve3
154 43893 O-Ring, Inlet Valve Adapter, Front3
155 26089 O-Ring, Discharge Valve Adapter, Rear3
157 43905 Adapter, Discharge Valve3
159 26089 O-Ring, Discharge Valve Adapter, Front3
164 44002 Seat6
165 44001 O-Ring, Seat6
166 43723 Valve6
167 43750 Spring6
168 43907 Retainer, Spring6
185 44054 Manifold, Discharge1
186 126231 Lockwasher (M10)4
188 126515 Screw, HSH (M10 x 55)4

Motor

Rated at 1725 rpm, the speed of a 4-pole motor on a 60 Hz supply. The motors below are listed with their 50 Hz figures and are at least 1.76 kW. Order the one you pick wound for 60 Hz and your supply voltage.

MotorkWrpmFrameClassA at 400 VSuppliers
RNE 100a4 2.21455IEC 100IE35.9  
RN 100a4 2.21420IEC 100IE14.9  
RN 90Lb4 uprated 1.851410IEC 90LIE14.3  
RNM 90Lb4 1.851390IEC 90LSingle-phase13.2 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 90, 24 mm shaft (RN 90Lb4, RNM 90Lb4) No Cat Pumps flange listed for this motor.
  • IEC 100, 28 mm shaft (RNE 100a4, RN 100a4) No Cat Pumps flange listed for this motor.

Coupling

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

  • IEC 90, 24 mm motor shaft No Cat Pumps coupling listed: you need one for a 24 mm motor shaft to 16.5 mm pump shaft.
  • IEC 100, 28 mm motor shaft No Cat Pumps coupling listed: you need one for a 28 mm motor shaft to 16.5 mm pump shaft.

Other Cat Pumps 3 Frame pumps

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