| MODEL NO. | CATALOG NO. | PHASE | TYPE | FRAME |
| HA59 | D20P1EC | 3 | DE | 254TC |
| ORDER NO. | 25947 | LINE NO. |
| MPI: | 143977 | 143978 | 143980 | 143981 |
| HP: | 20 | 20 | 20 | 20 |
| POLES: | 2 | 2 | 2 | 2 |
| VOLTS: | 460 | 230 | 380 | 190 |
| HZ: | 60 | 60 | 50 | 50 |
| SERVICE FACTOR: | 1.15 | 1.15 | 1.15 | 1.15 |
| EFFICIENCY (%): | ||||
| S.F. | 91.1 | 91.1 | 87.5 | 87.5 |
| FULL | 91.7 | 91.7 | 89.5 | 89.5 |
| 3/4 | 92.4 | 92.4 | 91.5 | 91.5 |
| 1/2 | 91.9 | 91.9 | 92.3 | 92.3 |
| 1/4 | 88 | 88 | 90.1 | 90.1 |
| POWER FACTOR (%): | ||||
| S.F. | 88.2 | 88.2 | 86.8 | 86.8 |
| FULL | 88.5 | 88.5 | 88.1 | 88.1 |
| 3/4 | 87.6 | 87.6 | 88.6 | 88.6 |
| 1/2 | 83.4 | 83.4 | 86.1 | 86.1 |
| 1/4 | 68.3 | 68.3 | 73.6 | 73.6 |
| NO LOAD | 9.9 | 9.9 | 8.8 | 8.8 |
| LOCKED ROTOR | 38.4 | 38.4 | 41.1 | 41.1 |
| AMPS: | ||||
| S.F. | 26.8 | 54 | 34 | 69 |
| FULL | 23.1 | 46 | 28.8 | 58 |
| 3/4 | 17.3 | 35 | 21 | 42 |
| 1/2 | 12.2 | 24.4 | 14.3 | 28.5 |
| 1/4 | 7.8 | 15.6 | 8.5 | 17.1 |
| NO LOAD | 5.5 | 11 | 5.4 | 10.8 |
| LOCKED ROTOR | 146.3 | 292.5 | 139.1 | 278.1 |
| NEMA CODE LETTER | G | G | E | E |
| NEMA DESIGN LETTER | B | B | # | # |
| FULL LOAD RPM | 3540 | 3540 | 2920 | 2920 |
| NEMA NOMINAL / EFFICIENCY (%) | 91.7 | 91.7 | 89.5 | 89.5 |
| GUARANTEED EFFICIENCY (%) | 90.2 | 90.2 | 87.5 | 87.5 |
| MAX KVAR | 3.7 | 3.7 | 3 | 3 |
| AMBIENT (°C) | 40 | 40 | 40 | 40 |
| ALTITUDE (FASL) | 3300 | 3300 | 3300 | 3300 |
| SAFE STALL TIME-HOT (SEC) | 18 | 18 | 21 | 21 |
| SOUND PRESSURE (DBA @ 1M) | 69 | 69 | 65 | 65 |
| TORQUES: | ||||
| BREAKDOWN{% F.L.} | 246 | 246 | 196 | 196 |
| LOCKED ROTOR{% F.L.} | 166 | 166 | 132 | 132 |
| FULL LOAD{LB-FT} | 29.7 | 29.7 | 36 | 36 |
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. | ||
