| MODEL NO. | CATALOG NO. | PHASE | TYPE | FRAME |
| BW45 | DH20S2BF | 3 | D | 254T |
| ORDER NO. | NA | LINE NO. |
| MPI: | 87416 | 329458 | 87417 | 329459 |
| HP: | 20 | 15 | 20 | 15 |
| POLES: | 4 | 4 | 4 | 4 |
| VOLTS: | 460 | 460 | 230 | 230 |
| HZ: | 60 | 60 | 60 | 60 |
| SERVICE FACTOR: | 1 | 1 | 1 | 1 |
| EFFICIENCY (%): | ||||
| S.F. | ||||
| FULL | 88.5 | 91 | 88.5 | 91 |
| 3/4 | 91.1 | 91.4 | 91.1 | 91.4 |
| 1/2 | 91.3 | 90.4 | 91.3 | 90.4 |
| 1/4 | 87.9 | 85.3 | 87.9 | 85.3 |
| POWER FACTOR (%): | ||||
| S.F. | ||||
| FULL | 81.6 | 79 | 81.6 | 79 |
| 3/4 | 79 | 73.9 | 79 | 73.9 |
| 1/2 | 71.1 | 63.2 | 71.1 | 63.2 |
| 1/4 | 50.5 | 41.8 | 50.5 | 41.8 |
| NO LOAD | 5.7 | 5.7 | 5.7 | 5.7 |
| LOCKED ROTOR | 46.9 | 46.9 | 46.9 | 46.9 |
| AMPS: | ||||
| S.F. | ||||
| FULL | 25.9 | 19.5 | 52 | 39 |
| 3/4 | 19.5 | 15.6 | 39 | 31 |
| 1/2 | 14.4 | 12.3 | 28.9 | 24.6 |
| 1/4 | 10.5 | 9.8 | 21.1 | 19.7 |
| NO LOAD | 9.1 | 9.1 | 18.2 | 18.2 |
| LOCKED ROTOR | 112 | 114.2 | 225 | 229.5 |
| NEMA CODE LETTER | E | G | E | G |
| NEMA DESIGN LETTER | # | # | # | # |
| FULL LOAD RPM | 1760 | 1775 | 1760 | 1775 |
| NEMA NOMINAL / EFFICIENCY (%) | 88.5 | 91 | 88.5 | 91 |
| GUARANTEED EFFICIENCY (%) | 86.5 | 89.5 | 86.5 | 89.5 |
| MAX KVAR | 6.2 | 6.2 | 6.2 | 6.2 |
| AMBIENT (°C) | 40 | 40 | 40 | 40 |
| ALTITUDE (FASL) | 3300 | 3300 | 3300 | 3300 |
| SAFE STALL TIME-HOT (SEC) | 30 | 22 | 30 | 22 |
| SOUND PRESSURE (DBA @ 1M) | 64 | 64 | 64 | 64 |
| TORQUES: | ||||
| BREAKDOWN{% F.L.} | 187 | 249 | 187 | 249 |
| LOCKED ROTOR{% F.L.} | 176 | 257 | 176 | 257 |
| FULL LOAD{LB-FT} | 59.7 | 44.4 | 59.7 | 44.4 |
NEMA Nominal and Guaranteed Efficiencies are up to 3,300 feet above sea level and 25 ° C ambient
| The Above Data Is Typical, Sinewave Power Unless Noted Otherwise | ||
| NIDEC MOTOR CORPORATION |
|
Nidec trademarks followed by the ® symbol are registered with the U.S. Patent and Trademark Office. | ||
