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Marathon Electric Motors
R337A
20 Hp 60 Hz 1800 rpm Explosion Proof Fan Cooled Three Phase Cast Iron Motor
Item #113090746
- 20 HP - Three Phase
- 60 Hz - 160L Frame
- 230/460 V
- 1775 rpm
| Standard | CE, CSA, UL Recognized |
| ODE Bearing Size | 6209 |
| Frame | 160L |
| Shaft Diameter | 1.666 in |
| Starting Type | Part Wdg Start and Wye Start Delta Run Or Inverter |
| Shaft Extension | 4.33 in |
| No. of Phases | Three |
| Resistance Main | 0.32200000000000001 |
| Enclosure | TEFC |
| Mounting Type | Rigid Base |
| Voltage | 230/460 V |
| Duty | Continuous |
| IP Rating | IP55 |
| Ambient Temperature Range [Max] | 104 °F |
| DE Bearing Type | Ball |
| Power Factor | 83 |
| No. of Poles | 4 |
| Insulation Class | F |
| KVA Code | G |
| ODE Bearing Type | Ball |
| HP | 20 |
| Rotation | Reversible |
| No. of Speeds | 1 |
| Shaft Type | IEC |
| DE Bearing Size | 6309 |
| NEMA Design | B |
| Electrical Type | Squirrel Cage Inverter Rated |
| Motor Orientation | Horizontal |
| Hz | 60 |
| Speed [Max] | 1775 rpm |
| Assembly/Box Mounting | F3 |
| Frame Material | Cast Iron |
| Efficiency | 93 |
| Service Factor | 1.15 |
| Amps | 49.0/24.6 |
| Weight | 0.0 LB |
| EAN or UPC | 722856026668 |
