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Benefits of
Written-Pole® Single-Phase Motors
Page 3
Table I - Operating
Performance Comparison
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Written-Pole®
Single-Phase |
Conventional
Three-Phase |
| Rating (hp) |
30 |
30 |
| Voltage |
230 |
208 |
| Speed (rpm) |
1800 |
1765 |
| Full Load Amps |
104 |
70 |
| Starting Amps |
197 |
445 |
| Efficiency (rated load) |
93.6% |
93.6% |
| Power factor (rated
load) |
Unity |
0.85 |
| Input Power (rated load) |
23.9 kW |
23.9 kW |
| Input kVA (rated load) |
23.9 kVA |
28.1 kVA |
| Input kVA (starting) |
45.3 kVA |
160.3 kVA |
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