Pump With Pressure Intensifier; Components Of Pressure Intensifier; Dimensions Of Pump With Pressure Intensifier; Pump With Dosing Pump - Grundfos CR Serie Instrucciones De Instalación Y Funcionamiento

7. Pump with pressure intensifier

Pressure
gauge
Pressure
intensifier
Seal chamber
CR, CRI, CRN pump
Fig. 4 Pump with pressure intensifier

7.1 Components of pressure intensifier

5
Fig. 5 Components of pressure intensifier
Pos. Designation
1 Pressure intensifier
2 Piston
3 Diaphragm
4 Non-return valve
5 Relief valve
6 Vent screw, Rp 1/8
7 Spring for piston
8 Pressure gauge (barrier fluid)
9 Pressure gauge (pumped liquid)
8
6
4
3
2
1
7
9

7.2 Dimensions of pump with pressure intensifier

a
Fig. 6 Pump with pressure intensifier
Pump type
CR, CRI, CRN 1s, 1, 3, 5
CR, CRI, CRN 10, 15, 20
CR, CRN 32
CR, CRN 45
CR, CRN 64
CR, CRN 90
CR, CRN 120, 150
The dimension b is the additional height compared to the
standard pump.

8. Pump with dosing pump

Dosing pump
Barrier fluid
Fig. 7 Pump with dosing pump

8.1 Dimensions of pump with dosing pump

Additional height of seal chamber
Pump type
CR, CRI, CRN 1s, 1, 3, 5
CR, CRI, CRN 10, 15, 20
CR, CRN 32
CR, CRN 45
CR, CRN 64
CR, CRN 90
CR, CRN 120, 150
c
a b c
[mm] [mm] [mm]
297 108 128
234 90 140
342 185 155
349 215 164
349 141 164
355 159 170
355 111 170
[mm]
108
90
185
215
141
159
111
7