MOTOR INFORMATION
6
Grundfos motors specifications
1- Phase motors
3-Phase motors
HP Ph Volt
Service
factor
Amperage Full load
Max.
thrust
(lbs)
KVA
code
Nameplate
no.
SF Start Eff. (%) Pwr fact.
4-inch, single phase, 2-wire motors (control box not required)
1/3 1 230 1.75 4.6 25.7 59 77 900 S 79952101
1/2 1 115 1.60 12.0 55 62 76 900 R 79922102
1/2 1 230 1.60 6.0 34.5 62 76 900 R 79952102
3/4 1 230 1.50 8.4 40.5 62 75 900 N 79952103
1 1 230 1.40 9.8 48.4 63 82 900 M 79952104
1 1/2 1 230 1.30 13.1 62 64 85 900 L 79952105
4-inch, single phase, 3-wire motors
1/3 1 115 1.75 9.0 29 59 77 900 M 79423101
1/3 1 230 1.75 4.6 14 59 77 900 L 79453101
1/2 1 115 1.60 12.0 42.5 61 76 900 L 79423102
1/2 1 230 1.60 6.0 21.5 62 76 900 L 79453102
3/4 1 230 1.50 8.4 31.4 62 75 900 L 79453103
1 1 230 1.40 9.8 37 63 82 900 K 79453104
1.5 1 230 1.30 11.6 45.9 69 89 900 H 79453105
2 1 230 1.25 13.2 57 72 86 1500 G 79454506
3 1 230 1.15 17.0 77 74 93 1500 F 79454507
5 1 230 1.15 27.5 110 77 92 1500 F 794545
09
HP Ph Volt
Service
factor
Amperage Full load
Max.
thrust
(lbs)
KVA
code
Nameplate
no.
SF Start. Eff. (%) Pwr fact.
4-inch, three phase, 3-wire motors
1 1/2 3
3
3
3
230 1.30 7.3 40.3 75 72 900 K 79302005
460 1.30 3.7 20.1 75 72 900 K 79362005
575 1.30 2.9 16.1 75 72 900 K 79392005
3
230 1.25 8.7 48 76 75 900 J 79302006
460 1.25 4.4 24 76 75 900 J 79362006
575 1.25 3.5 19.2 76 75 900 J 79392006
3
230 1.15 12.2 56 77 75 900 H 79302006
460 1.15 6.1 28 77 75 900 H 79362007
575 1.15 4.8 22 77 75 900 H 79395507
5
208/230 1.15 18.6/17.4 108 80 82 1500 H 79304509
440/460 1.15 8.65/8.65 54 80 82 1500 H 79354509
575 1.15 7.9 54 80 82 1500 H 79394509
7 1/2
208/230 1.15 27.0/25.0 130 81 82 1500 H 79305511
440/460 1.15 12.8/12.6 67 81 82 1500 J 79355511
575 1.15 10.6 53 81 82 1500 J 79395511
10 3
3
440/460 1.15 18.0/18.6 90 81 80 1500 H 79355512
575 1.15 14.4 72 81 80 1500 H 793955
12
Line-to-Line
resistance ( )
Blk-Yel Red-Yel
6.8-8.2
1.1-1.3
5.2-6.3
3.2-3.8
2.5-3.1
1.9-2.3
1.55-1.9 2.4-3
6.8-8.3 17.3-21.1
0.9-1.1 1.9-2.35
4.7-5.7 15.8-19.6
3.2-3.9 14-17.2
2.6-3.1 10.3-12.5
1.9-2.3 7.8-9.6
1.5-1.8 3.4-4.1
1.2-1.4 2.45-3
0.65-0.85 2.1-
2.6
Line-to-Line
resistance ( )
Blk-Yel Red-Yel
3.9
15.9
25.2
3.0
12.1
18.8
2.2
9.0
13.0
1.2
5.0
7.3
0.84
3.24
5.2
1.16
1.
84
HP
1/3
1/3
1/2
1/2
3/4
1
1.5
2
3
5
MS402B
MS402B
MS402B
MS402B
MS402B
MS402B
MS402B
MS4000
MS4000
MS4000
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
SA-SPM5
GRUNDFOS
MOTOR MODEL
GRUNDFOS
CONTROL BOX
GRUNDFOS
STANDARD #’s
GRUNDFOS
RUN CAP/DELUXE #’s
RATING
GRUNDFOS Control Box SA-SPM5
VOLT
115
230
115
230
230
230
230
230
230
230
91126150
91126151
91126152
91126153
91126154
91126155
91126212
91126214
91126216
91126218
–
–
–
–
–
91126211
91126213
91126215
91126217
91126219
*All Grundfos 4” motors have a ground (green wire)