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