Maximum Inlet Pressures - Grundfos CR Serie Instrucciones De Instalación Y Operación

7.4 Maximum inlet pressures

Pump type
60 Hz
CR, CRI, CRN 1s 2-27
CR, CRI, CRN 1 2-25
27
CR, CRI, CRN 3 2-17
19-25
CR, CRI, CRN 5 2-9
10-24
CR, CRI, CRN 10 1-5
6-17
CR, CRI, CRN 15 1-2
3-12
CR, CRI, CRN 20 1
2-10
CR, CRN 32 1-1 - 2
3-2 - 6
7-2 - 11-2
CR, CRN 45 1-1 - 1
2-2 - 3
4-2 - 8-1
CR, CRN 64 1-1
1 - 2-1
2 - 5-2
CR, CRN 90
1-1 - 1
2-2 - 4-1
CR, CRN 120 1-1 - 1
2-2 - 3
4-1 - 5-1
CR, CRN 150 1-1
1-2
3-2 - 4-2
CRT 2 2-6
7-18
CRT 4 1-7
8-16
CRT 8 1-16
CRT 16 2-10
CRN-SF all
* While pump is off or during start-up.
** During operation.
10
Stages
Max.
[psi (bar)]
50 Hz
2-36 145 (10)
2-36 145 (10)
217 (15)
2-29 145 (10)
31-36 217 (15)
3-16 145 (10)
18-36 217 (15)
1-6 116 (8)
7-22 145 (10)
1-3 116 (8)
4-17 145 (10)
1-3 116 (8)
4-17 145 (10)
1-1 - 4 58 (4)
5-2 - 10 145 (10)
11-14 217 (15)
1-1 - 2 58 (4)
3-2 - 5 145 (10)
6-2 - 13-2 217 (15)
1-1 - 2-2 58 (4)
2-1 - 4-2 145 (10)
4-1 - 8-1 217 (15)
1-1 - 1 58 (4)
2-2 - 3-2 145 (10)
3-6 217 (15)
1 - 2-1 145 (10)
2 - 5-1 217 (15)
6-1 - 7 290 (20)
1-1 - 1 145 (10)
2-1 - 4-1 217 (15)
5-2 - 6 290 (20)
2-11 145 (10)
13-26 217 (15)
1-12 145 (10)
14-22 217 (15)
1-20 145 (10)
2-16 145 (10)
all 72 (5)*
362 (25)**