| MODEL NO. | CATALOG NO. | PHASE | TYPE | FRAME |
| DY79 | U20P2D | 3 | UTE | 256T |
| ORDER NO. | 22697 | LINE NO. |
| MPI: | 152066 | 152067 | 152068 | 152069 | 152070 |
| HP: | 20 | 20 | 20 | 20 | 20 |
| POLES: | 4 | 4 | 4 | 4 | 4 |
| VOLTS: | 460 | 230 | 208 | 380 | 190 |
| HZ: | 60 | 60 | 60 | 50 | 50 |
| SERVICE FACTOR: | 1.25 | 1.25 | 1 | 1 | 1 |
| EFFICIENCY (%): | |||||
| S.F. | 91.8 | 91.8 | |||
| FULL | 93 | 93 | 91.7 | 90.8 | 90.8 |
| 3/4 | 94.3 | 94.3 | 93.8 | 93.2 | 93.2 |
| 1/2 | 94.2 | 94.2 | 94.3 | 94.2 | 94.2 |
| 1/4 | 91.6 | 91.6 | 92.5 | 92.9 | 92.9 |
| POWER FACTOR (%): | |||||
| S.F. | 85.5 | 85.5 | |||
| FULL | 85.5 | 85.5 | 85.8 | 85.8 | 85.8 |
| 3/4 | 83.6 | 83.6 | 85.8 | 85.5 | 85.5 |
| 1/2 | 77.4 | 77.4 | 82.5 | 81.4 | 81.4 |
| 1/4 | 58.5 | 58.5 | 68.1 | 65.3 | 65.3 |
| NO LOAD | 5.2 | 5.2 | 5.9 | 4.9 | 4.9 |
| LOCKED ROTOR | 45.3 | 45.3 | 44.6 | 46.6 | 46.6 |
| AMPS: | |||||
| S.F. | 29.8 | 60 | |||
| FULL | 23.5 | 47 | 53 | 29.3 | 59 |
| 3/4 | 17.8 | 36 | 39 | 21.3 | 43 |
| 1/2 | 12.9 | 25.7 | 26.6 | 14.8 | 29.6 |
| 1/4 | 8.7 | 17.5 | 16.4 | 9.3 | 18.7 |
| NO LOAD | 6.8 | 13.7 | 11.2 | 6.7 | 13.4 |
| LOCKED ROTOR | 142 | 283 | 248 | 131 | 261 |
| NEMA CODE LETTER | G | G | E | D | D |
| NEMA DESIGN LETTER | B | B | # | # | # |
| FULL LOAD RPM | 1770 | 1770 | 1760 | 1460 | 1460 |
| NEMA NOMINAL / EFFICIENCY (%) | 93 | 93 | 91.7 | 90.8 | 90.8 |
| GUARANTEED EFFICIENCY (%) | 91.7 | 91.7 | 90.2 | 88.5 | 88.5 |
| MAX KVAR | 4.6 | 4.6 | 3.4 | 3.7 | 3.7 |
| AMBIENT (°C) | 40 | 40 | 40 | 40 | 40 |
| ALTITUDE (FASL) | 3300 | 3300 | 3300 | 3300 | 3300 |
| SAFE STALL TIME-HOT (SEC) | 30 | 30 | 30 | 30 | 30 |
| SOUND PRESSURE (DBA @ 1M) | 65 | 65 | 65 | 61 | 61 |
| TORQUES: | |||||
| BREAKDOWN{% F.L.} | 237 | 237 | 187 | 188 | 188 |
| LOCKED ROTOR{% F.L.} | 235 | 235 | 184 | 176 | 176 |
| FULL LOAD{LB-FT} | 59.3 | 59.3 | 59.6 | 72 | 72 |
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. | ||
