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Grundfos CRN Series Product Guide

Grundfos CRN Series
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Technical data
51
All dimensions in inches unless otherwise noted.
*Oval flanged pump B1 and B1+B2 dimension is equal to ANSI flanged pumps and weight is approximately 3 lbs. less.
Available.
TM03 1460 2205
M10 x 40
5 1/8"
1 3/16"
5 1/8"
7"
7 7/8"
3 1/2"
8 1/2"
10 1/8"
4 x ø9/16"
13/16"
B1
G 1/2 PLUG
WITH 1/4"TAP
FOR GAUGE/
SENSOR
PRIMING
PORT (G 1/2)
DISCHARGE
SUCTION AND
2" NPT
PLUG (G 1/2)
DRAIN
B2
D2
D1
TM03 1461 2205
ø6 1/2"
ø2 9/16"
3/4 x 7/8"
ø5"
ø4 3/4"
4 x ø9/16"
5 1/8"
6 15/16"
11 7/8"
3 1/2"
8 1/2"
10 1/8"
13/16"
B1
G 1/2 PLUG
WITH 1/4"TAP
FOR GAUGE/
SENSOR
PRIMING
PORT (G 1/2)
PLUG (G 1/2)
DRAIN
B2
D2
D1
2" ANSI 250 lb. R.F.
Pump
type
P2
[hp]
Ph.
Dimensions [inch
Ship Wt.
[lbs.]
Dimensions [inch]
Ship Wt.
[lbs.]
Oval* B1
TEFC ODP MLE
D1 D2 B1+B2 D1 D2 B1+B2 D1 D2 B1+B2
CR(E) 20-1 3
1
17.20 8.60 6.87 31.85 - - - 181 - - - -
3
17.20 7.01 4.33 30.43 - - - 151 7.01 6.57 30.00 161
CR(E) 20-2 5
1
17.20 10.62 7.46 32.72 - - - 205 - - - -
3
17.20 8.66 5.28 32.71 - - - 201 8.66 7.40 30.00 194
CR(E) 20-3 7 1/2
1
19.29 10.22 7.62 34.82 - - - 223 - - - -
3
19.29 8.66 5.28 34.80 - - - 209 8.66 7.40 19.29 223
CR(E) 20-4 10
1
21.06 10.23 10.30 37.13 - - - 337 - - - -
3
21.06 8.66 5.28 36.57 - - - 214 10.24 8.39 34.37 232
CR(E) 20-5 15 3
25.39 10.22 8.67 41.97 10.62 7.33 41.70 398 13.39 12.13 44.17 488
CR(E) 20-6 15 3
27.17 10.22 8.67 43.75 10.62 7.33 43.48 402 13.39 12.13 45.95 491
CR 20-7 20 3
28.94 10.22 8.67 45.52 11.50 8.92 48.63 438 - - - -
CR(E) 20-8 20 3 - 30.71 10.22 8.67 47.29 11.50 8.92 50.40 442 13.39 12.13 49.49 508
CR(E) 20-10 25 3 - 33.62 12.94 11.52 53.44 11.50 8.94 54.43 496 13.39 12.13 56.34 543
CR(E) 20

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Grundfos CRN Series Specifications

General IconGeneral
Pump TypeCentrifugal, multistage
MaterialStainless steel (AISI 304 or 316)
ApplicationsWater supply, pressure boosting, industrial processes
Impeller MaterialStainless steel (AISI 304 or 316)
ConnectionsFlanged or threaded
Speed2900 rpm
Temperature Range-10°C to +120°C
Inlet/Outlet SizeDN 25 to DN 100

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