Grundfos CRN Series Product Guide

Product overview
CR, CRI, CRN, CRE, CRIE, CRNE
6
Product range
Range CR 1s CR 1 CR 3 CR 5 CR 10 CR 15 CR 20
Nominal flow rate [US GPM] 4.5 8.5 15 30 55 95 110
Temperature range [°F] –4 to +250
Temperature range [°F]
– on request
–40 to +356
Max. working pressure [psi] 362 362 362 362 362 362 362
Max. working pressure [psi]
– on request
- 725 725 725 725 725 725
Max. pump efficiency [%] 35495967707272
CR pumps
CR: Flow range [US GPM] 0.5-5.7 1 - 12.8 1.5 - 23.8 3 - 45 5.5 - 70 9.5 - 125 11-155
CR: Max. pump pressure (H[ft]) 760 790 790 780 820 800 700
CR: Motor power [Hp] .33 - 2 .33 - 3 .33 - 5 .75 - 7.5 .75 - 15 2 - 25 3-25
CRE pumps
CRE: Flow range [US GPM] - 0 - 12.8 0 - 23.8 0 - 45 0 - 70 0 - 125 0-155
CRE: Max. pump pressure (H[ft]) - 790 790 780 820 800 700
CRE: Motor power [Hp] - .33 - 3 .33 - 5 .75 - 7.5 .75 - 15 2 - 25 3-25
Version
CR, CRE:
Cast iron and stainless steel AISI 304

CRI, CRIE:
Stainless steel AISI 304

CRN, CRNE:
Stainless steel AISI 316

CRT, CRTE:
Titanium
- See CRT, CRTE product guide -
CR, CRE pipe connection
Oval flange (NPT) 1" 1" 1" 1.25" 2" 2" 2"
Oval flange (NPT) - on request 1.25" 1.25" 1.25" 1" 1.5" - -
ANSI flange size 1.25" 1.25" 1.25" 1.25" 2" 2" 2"
ANSI flange size - on request - - - - - - -
ANSI flange class 250 lb. 250 lb. 250 lb. 250 lb. 250 lb. 250 lb. 250 lb.
CRI, CRIE pipe connection
Oval flange (NPT) 1" 1" 1" 1.25" 2" 2" 2"
Oval flange (NPT) - on request 1.25" 1.25" 1.25" 1" 1.5" - -
ANSI flange size 1.25" 1.25" 1.25" 1.25" 2" 2" 2"
ANSI flange class 300 lb. 300 lb. 300 lb. 300 lb. 300 lb. 300 lb. 300 lb.
Clamp coupling (NPT) - on request
1",
1.25"
1",
1.25"
1",
1.25"
1",
1.25"
1.5",
2"
1.5",
2"
1.5"
2"
Union (NPT ext. Thread) - on request 2" 2" 2" 2" - - -
CRN, CRNE pipe connection
PJE (Victaulic) 1.25" 1.25" 1.25" 1.25" 2" 2" 2"
PJE (Victaulic) - on request - - - - - - -
ANSI flange size 1.25" 1.25" 1.25" 1.25" 2" 2" 2"
ANSI flange size - on request - - - - - - -
ANSI flange class 300 lb. 300 lb. 300 lb. 300 lb. 300 lb. 300 lb. 300 lb.
Clamp coupling (NPT) - on request
1",
1.25"
1",
1.25"
1",
1.25"
1",
1.25"
1.5",
2"
1.5",
2"
1.5",
2"
Union (NPT ext. Thread) - on request 2" 2" 2" 2" - - -
CRT pipe connection
PJE coupling (Vitaulic) - 1.25" 1.25" 1.25" 2" 2" -
ANSI flange size - on request - - - - 2" 2" -
 Available

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