Barrier Fluid Connections - Grundfos CR Serie Instrucciones De Instalación Y Funcionamiento

6. Barrier fluid connections

Key to the letters in the drawings:
Pos. A = pumped liquid.
Pos. C/D and E = barrier fluid.
Figures 1, 2 and 3 show where to fit a sensor (pos. A),
if retrofitted.
C/D
E
Sensor
A
Fig. 1 Seal chamber CR, CRI, CRN 1s, 1, 3, 5
C/D
Sensor
A
Inlet 1/2"
E
Fig. 2 Seal chamber CR, CRI, CRN 10, 15, 20
6
C/D
Outlet 3/8"
A
Inlet 1/2"
E
Outlet 3/8"
C/D
E
A
C/D
Inlet 1/2"
E
A
Fig. 3 Seal chamber CR, CRN 32, 45, 64, 90, 120, 150
Outlet 3/8"
C/D
E
A
Sensor