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SECTION 7: Hitachi
7.4 Motor Specifications
TABLE A. RESISTANCE DATA
Single Phase 2 Pole 230V/60Hz
Motor Size and Type
6", C
"
"
"
Three Phase 2 Pole
Motor Size and Type
HP
6", C
5
"
5
"
7.5
"
7.5
"
10
"
10
"
15
"
15
"
20
"
20
"
25
"
25
"
30
"
30
"
40
"
50
"
60
8",W
40
"
50
"
60
"
75
"
100
"
125
"
150
10", W
175
"
200
"
250
12", W
300
Hitachi
is a registered trademark of Hitachi Industrial Equipment Systems Co., Ltd.
®
36
6" and Larger Submersible Motors
®
Resistance (Ω)
HP
R – Y
B – Y
5
2.172
0.512
7.5
1.401
0.400
10
1.052
0.316
15
0.678
0.230
Volt
Resistance (Ω)
230
.806
460
3.050
230
0.651
460
2.430
230
0.448
460
1.619
230
0.312
460
1.074
230
0.258
460
0.861
230
0.210
460
0.666
230
0.166
460
0.554
460
0.446
"
0.388
"
0.388
"
0.372
"
0.331
"
0.278
"
0.218
"
0.164
"
0.132
"
0.115
"
0.121
"
0.0929
"
0.0776
"
0.0386
R – B
2.627
1.774
1.310
0.850
Three Phase 4 Pole
Motor Size and Type
HP
8", W
7.5
"
7.5
"
10
"
10
"
15
"
15
"
20
"
20
"
25
"
25
"
30
"
30
10", W
40
"
50
"
60
"
75
"
100
125
12", W
150
"
175
"
200
14", W
250
"
300
Values are for normal temp. 68° (20°) with motor lead wires.
LEAD WIRE COLOR
R: Red
Y: Yellow
B: Black
G: Green (6" only)
MOTOR TYPE
C: CANNED
W: WATER TYPE
Volt
Resistance (Ω)
230
.564
460
2.178
230
0.564
460
2.178
230
0.399
460
1.519
230
0.399
460
1.519
230
0.242
460
0.888
230
0.242
460
0.888
230
0.408
460
0.408
460
0.288
"
0.257
"
0.171
"
0.171
"
0.138
"
0.119
"
0.0826
"
0.0552
"
0.0517
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