Pump With Pressure Intensifier; Components Of Pressure Intensifier; Dimensions Of Pump With Pressure Intensifier; Pump With Dosing Pump - Grundfos CRI series Montage- Und Betriebsanleitung

Grundfos.book Page 7 Monday, January 27, 2014 9:37 AM

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

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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)

7.2 Dimensions of pump with pressure intensifier

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Pump type
CR, CRI, CRN 1s, 1, 3, 5
6
CR, CRI, CRN 10, 15, 20
CR, CRN 32
4
CR, CRN 45
CR, CRN 64
CR, CRN 90
CR, CRN 120, 150
3
2
The dimension b is the additional height compared to the
1
standard pump.
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8. Pump with dosing pump

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8.1 Dimensions of pump with dosing pump

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
a
Fig. 6 Pump with pressure intensifier
a
[mm]
297
234
342
349
349
355
355
Dosing pump
Barrier fluid
Fig. 7 Pump with dosing pump
Additional height of seal chamber
c
b c
[mm] [mm]
108 128
90 140
185 155
215 164
141 164
159 170
111 170
[mm]
108
90
185
215
141
159
111
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