Description
With cast iron frame, flexible mounting, solid and whole feet, and lower noise levels and operating temperatures, the W22 motors are perfectly suitable for a great variety of industrial applications.
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60 Hz |
| Voltage | 460 V |
| Number of poles | 2 |
| Degree of Protection | IP55 |
| Synchronous speed | 3600 rpm |
| Output rating | 300 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 447/9TS |
|---|---|
| Output | 300 HP (220 kW) |
| Number of Poles | 2 |
| Frequency | 60 Hz |
| Rated speed | 3570 rpm |
| Slip | 0.83 % |
| Rated voltage | 460 V |
| Rated current | 320 A |
| L. R. Amperes | 2176 A |
| LRC | 6.8x(Code G) |
| No load current | 65.0 A |
| Rated torque | 441 ft.lb |
| Locked rotor torque | 210 % |
| Breakdown torque | 240 % |
| Locked rotor time | 25s (cold) 14s (hot) |
| Moment of inertia (J) | 58.1 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.15 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(S1) |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 81.0 dB(A) |
| Approx. weight³ | 2808 lb |
Efficiency
| 50% | 95.4 |
|---|---|
| 75% | 95.8 |
| 100% | 95.8 |
Power factor
| 50% | 0.86 |
|---|---|
| 75% | 0.89 |
| 100% | 0.90 |
Electric Motors
| Frame | 447/9TS |
|---|---|
| Output | 250 HP (185 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2970 rpm |
| Slip | 1.00 % |
| Rated voltage | 380 V |
| Rated current | 326 A |
| L. R. Amperes | 2086 A |
| LRC | 6.4x(Code F) |
| No load current | 64.3 A |
| Rated torque | 442 ft.lb |
| Locked rotor torque | 190 % |
| Breakdown torque | 229 % |
| Locked rotor time | 18s (cold) 10s (hot) |
| Moment of inertia (J) | 58.1 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(S1) |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 81.0 dB(A) |
| Approx. weight³ | 2808 lb |
Efficiency
| 50% | 95.4 |
|---|---|
| 75% | 95.4 |
| 100% | 95.8 |
Power factor
| 50% | 0.86 |
|---|---|
| 75% | 0.89 |
| 100% | 0.90 |
Electric Motors
| Frame | 447/9TS |
|---|---|
| Output | 250 HP (185 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2970 rpm |
| Slip | 1.00 % |
| Rated voltage | 400 V |
| Rated current | 310 A |
| L. R. Amperes | 2263 A |
| LRC | 7.3x(Code G) |
| No load current | 68.5 A |
| Rated torque | 442 ft.lb |
| Locked rotor torque | 210 % |
| Breakdown torque | 260 % |
| Locked rotor time | 18s (cold) 10s (hot) |
| Moment of inertia (J) | 58.1 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(S1) |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 81.0 dB(A) |
| Approx. weight³ | 2808 lb |
Efficiency
| 50% | 95.4 |
|---|---|
| 75% | 95.8 |
| 100% | 95.8 |
Power factor
| 50% | 0.85 |
|---|---|
| 75% | 0.89 |
| 100% | 0.90 |
Electric Motors
| Frame | 447/9TS |
|---|---|
| Output | 250 HP (185 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2975 rpm |
| Slip | 0.83 % |
| Rated voltage | 415 V |
| Rated current | 299 A |
| L. R. Amperes | 2392 A |
| LRC | 8.0x(Code H) |
| No load current | 71.6 A |
| Rated torque | 441 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 280 % |
| Locked rotor time | 18s (cold) 10s (hot) |
| Moment of inertia (J) | 58.1 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(S1) |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 81.0 dB(A) |
| Approx. weight³ | 2808 lb |
Efficiency
| 50% | 95.4 |
|---|---|
| 75% | 95.8 |
| 100% | 95.8 |
Power factor
| 50% | 0.84 |
|---|---|
| 75% | 0.88 |
| 100% | 0.90 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Constant Resin Flow |
| Regreasing System | Extended, at Drive end and Non-drive end |
| Main terminal box hole | 2xNPT 3" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 4140 Carbon Steel |
| Painting | RAL 5009 203A (ISO 12944 - C2) |
| Grounding Lugs | Double |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | Yes- Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 12 |
