Grundfos CRN Series Service Instructions

English (GB)
27
Pumps with ∅28 or ∅36 shaft and with thrust-handling device
Fig. 43 Sectional view of CR, CRN pump with ∅28 or ∅36 shaft and with thrust-handling device
TM07 1179 1318
28a
32a
9
10a
1a
110
109
105
18
38
2
25
38
2d
37
55
10
3b
26a
47d
47c
3
3a
48
49b
49
65
45
47d
47c
48
49b
49
65
45
4a
47d
47
47a
48a
49b
49
65
45
47d
47c
4
48
49b
49
65
45
4
47d
47c
48
49b
49
65
45
4a
47d
47
49b
49
47a
44
26c
26b
37
51
120a
120b 120c 120d 120e 120f 120g
120h
120i120j120j120j 120k120l
120
6
440a
440b
440
56
32a
36a
4
113
49a
49a
65
45
47g
48a
2c
47g
49a
51
6
44
120a
120b
120c
120d
120e
120f
120g
120h
120i
120j
120j
120j
120k
120l
56
120
65
45

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