Grundfos CRE 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 CRE Series Specifications

General

Motor Type	Asynchronous
Enclosure Class	IP55
Insulation Class	F
Series	CRE
Protection Class	IP55
Material	Stainless Steel
Applications	Water Supply, Pressure Boosting, Irrigation
Pumped liquid	Clean liquids
Approvals	CE
Voltage	380-415V
Connection Size	DN 32 to DN 100
Efficiency	IE3 Premium Efficiency
Power Supply	3-phase
Liquid Temperature Range	-10°C to +120°C
Temperature Range	-10°C to +120°C