| MODEL NO. | CATALOG NO. | PHASE | TYPE | FRAME |
| DY74 | U20P1DC | 3 | UTE | 256TC |
| ORDER NO. | 22692 | LINE NO. |
| MPI: | 142732 | 142733 | 142734 | 142735 | 142736 |
| HP: | 20 | 20 | 20 | 20 | 20 |
| POLES: | 2 | 2 | 2 | 2 | 2 |
| VOLTS: | 460 | 230 | 208 | 380 | 190 |
| HZ: | 60 | 60 | 60 | 50 | 50 |
| SERVICE FACTOR: | 1.25 | 1.25 | 1 | 1 | 1 |
| EFFICIENCY (%): | |||||
| S.F. | 89.4 | 89.4 | |||
| FULL | 91 | 91 | 89.5 | 88.4 | 88.4 |
| 3/4 | 92.1 | 92.1 | 91.3 | 91.2 | 91.2 |
| 1/2 | 91.6 | 91.6 | 91.5 | 92.2 | 92.2 |
| 1/4 | 87.6 | 87.6 | 88.1 | 90.1 | 90.1 |
| POWER FACTOR (%): | |||||
| S.F. | 88.2 | 88.2 | |||
| FULL | 89 | 89 | 88.1 | 88.4 | 88.4 |
| 3/4 | 88.5 | 88.5 | 89 | 89.1 | 89.1 |
| 1/2 | 84.9 | 84.9 | 87.1 | 87.1 | 87.1 |
| 1/4 | 71.4 | 71.4 | 76.8 | 76.1 | 76.1 |
| NO LOAD | 11.4 | 11.4 | 13 | 9.8 | 9.8 |
| LOCKED ROTOR | 37.9 | 37.9 | 37.8 | 40.3 | 40.3 |
| AMPS: | |||||
| S.F. | 29.7 | 59 | |||
| FULL | 23.1 | 46 | 53 | 29.3 | 59 |
| 3/4 | 17.2 | 34 | 38 | 20.9 | 42 |
| 1/2 | 12 | 24.1 | 26 | 14.1 | 28.2 |
| 1/4 | 7.5 | 15 | 15.3 | 8.3 | 16.5 |
| NO LOAD | 5 | 9.9 | 8.9 | 4.9 | 9.8 |
| LOCKED ROTOR | 149.4 | 298.7 | 260.6 | 142.1 | 284.3 |
| NEMA CODE LETTER | G | G | E | E | E |
| NEMA DESIGN LETTER | B | B | B | B | B |
| FULL LOAD RPM | 3535 | 3535 | 3510 | 2900 | 2900 |
| NEMA NOMINAL / EFFICIENCY (%) | 91 | 91 | 89.5 | 88.4 | 88.4 |
| GUARANTEED EFFICIENCY (%) | 89.5 | 89.5 | 87.5 | 85.5 | 85.5 |
| MAX KVAR | 3.4 | 3.4 | 2.7 | 2.7 | 2.7 |
| AMBIENT (°C) | 40 | 40 | 40 | 40 | 40 |
| ALTITUDE (FASL) | 3300 | 3300 | 3300 | 3300 | 3300 |
| SAFE STALL TIME-HOT (SEC) | 20 | 20 | 25 | 24 | 24 |
| SOUND PRESSURE (DBA @ 1M) | 68 | 68 | 68 | 64 | 64 |
| TORQUES: | |||||
| BREAKDOWN{% F.L.} | 252 | 252 | 199 | 202 | 202 |
| LOCKED ROTOR{% F.L.} | 176 | 176 | 141 | 139 | 139 |
| FULL LOAD{LB-FT} | 29.7 | 29.7 | 29.9 | 36.2 | 36.2 |
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. | ||
