Grundfos CR - Shaft Seal Information; Shaft Seal Codes

9
5.4 Maximum operating pressures
at +250 °F (194 °F for CRN-SF)
Consult Grundfos for other working conditions.
Pump type/
connection
50 Hz
stages
60 Hz
stages
Max.
psi/bar
CR, CRI, CRN 1s
Oval flange 1 to 23 1 to 17 232 / 16
FGJ, PJE 1 to 36 1 to 27 362 / 25
CR, CRI, CRN 1
Oval flange 1 to 23 1 to 17 232 / 16
FGJ, PJE 1 to 36 1 to 27 362 / 25
CR, CRI, CRN 3
Oval flange 1 to 23 1 to 17 232 / 16
FGJ, PJE 1 to 36 1 to 27 362 / 25
CR, CRI, CRN 5
Oval flange 1 to 22 1 to 16 232 / 16
FGJ, PJE 1 to 36 1 to 24 362 / 25
CR, CRI 10
Oval flange CR 1 to 6 145 / 10
Oval flange, CRI 1 to 16 1 to 10 232 / 16
FGJ, GJ, PJE 1 to 16 1 to 10 232 / 16
FGJ, GJ, PJE 17 to 22 12 to 17 362 / 25
CRN 10
All 1 to 22 1 to 17 362 / 25
CR, CRI 15
Oval flange 1 to 7 1 to 5 145 / 10
FGJ, GJ, PJE 1 to 10 1 to 8 232 / 16
FGJ, GJ, PJE 12 to 17 9 to 12 362 / 25
CRN 15
All 1 to 17 1 to 12 362 / 25
CR, CRI 20
Oval flange 1 to 7 1 to 5 145 / 10
FGJ, GJ, PJE 1 to 10 1 to 7 232 / 16
FGJ, GJ, PJE 12 to 17 8 to 10 362 / 25
CRN 20
All 1 to 17 1 to 10 362 / 25
CR, CRN 32
1-1 to 7 1-1 to 5 232 / 16
8-2 to 14 6-2 to 11-2 435 / 30
CR, CRN 45
1-1 to 5 1-1 to 4-2 232 / 16
6-2 to 13-2 4-2 to 8-1 435 / 30
CR, CRN 64
1-1 to 5 1-1 to 3 232 / 16
6-2 to 8-1 4-2 to 5-2 435 / 30
CR, CRN 90
1-1 to 4 1-1 to 3 232 / 16
5-2 to 6 4-2 to 4-1 435 / 30
CR, CRN 120
1-1 to 3
232 / 16
1-1 to 5-2 4-2 to 5-2 435 / 30
CR, CRN 150
1-1 to 3 232 / 16
1-1 to 4-2 4-1 to 4-2 435 / 30
CRT 2 2 to 26 2 to 18 305 / 21
CRT 4
1 to 22 1 to 16 305 / 21
CRT 8
1 to 12 1 to 8 232 / 16
14 to 20 10 to 16 362 / 25
CRT 16
1 to 8 1 to 8 232 / 16
10 to 16 10 to 12 362 / 25
Grundfos.bk Page 9 Wednesday, March 18, 2009 10:38 AM