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Description
Technical Data
Technical Data
| Brand | WEG |
|---|---|
| Frame | 280S/M |
| Output | 120 HP (90 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated Speed | 1787 rpm |
| Slip (%) | 0.72 |
| Rated Voltage (V) | 230/460 |
| Rated Current (A) | 279/140 |
| L. R. Amperes (A) | 2123/1061 |
| LRC (A) | 7.6 |
| No load Current (A) | 91.8/45.9 |
| Rated Torque (ft.lb) | 481 Nm |
| Locked Rotor Torque (%) | 240 |
| Breakdown Torque (%) | 260 |
| Locked Rotor Time | 32s (cold) 18s (hot) |
| Moment of Inertia (J) | 44.4 sq.ft.lb |
| Design | N |
| Insulation Class | F |
| Service Factor | 1.25 |
| Temperature Rise | 80 K |
| Duty Cycle | S1 |
| Starting Method | Direct On Line |
| Ambient Temperature | -20°C to +40°C |
| Altitude | 3280 ft |
| Degree of Protection | IP55 |
| Enclosure | IC411 – TEFC |
| Mounting | B35T |
| Rotation | Both (CW and CCW) |
| Noise Level | 73.0 dB(A) |
| Approx. Weight (lb) | 1506 |
Efficiency
| 50% | 75% | 100% |
|---|---|---|
| 94.7 | 95.3 | 95.4 |
Power Factor
| 50% | 75% | 100% |
|---|---|---|
| 0.75 | 0.82 | 0.85 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Main terminal box hole | 2xM63x1,5 |
| Terminal Block | BMC – 6 pins |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 207N (ISO 12944 – C2) |
| Grounding Lugs | Single |
| Fan Cover Material | Cast Iron |
| Tropicalized Painting | Without |
| Bearing cap | Yes |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload Protector (phenolic) | Without |
| Connection Cables Quantity | 6 |
| Fan Material | Plastic |
Dimensions
