Grundfos CRN Series Service Instructions

English (GB)
25
7.5.3 Sectional views
Pumps with ∅22 shaft and without thrust-handling device
Fig. 41 Sectional view of CR, CRN pump with ∅22 shaft and without thrust-handling device
TM06 7390 1318
6
6
6
28a
32a
9
10a
1a
110
109
105
18
2
25
38
37
55
10
26a
47d
47c
3
3a
48
49b
49
65
45
47d
47c
48
49b
49
65
45
4a
47d
47
48
49b
49
65
45
47d
47c
4
48
49b
49
65
45
4
47d
47c
48
49b
49
65
45
4a
47d
47
48
49b
49
44
26c
26b
37
51
440a
440b
440
51
44
56
56
44
51
56
36a
32a
4
113
49a
49a
49a
65
45
65
45
65
45
47a
47a
2d
3b
2c
38

Grundfos CRN Series Specifications

General

Pump Type	Centrifugal, multistage
Material	Stainless steel (AISI 304 or 316)
Applications	Water supply, pressure boosting, industrial processes
Impeller Material	Stainless steel (AISI 304 or 316)
Connections	Flanged or threaded
Speed	2900 rpm
Temperature Range	-10°C to +120°C
Inlet/Outlet Size	DN 25 to DN 100