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.
Features
Frame Material | Cast Iron |
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Impregnation Method | Dip and Bake Polyester |
Main terminal box hole | NPT 1" |
Terminal Block | Without |
Shaft Locking Device | Without |
Drain | Rubber, automatic |
Shaft Material | SAE 1040/45 Carbon Steel |
Painting | RAL 5009 207A (ISO 12944 - C2) |
Grounding Lugs | Single |
Fan Cover material | Steel |
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 | 9 |
Specifications
Standard | NEMA MG-1 |
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Frequency | 60 Hz |
Voltage | 208-230/460 V |
Number of poles | 2 |
Degree of Protection | IP55 |
Synchronous speed | 3600 rpm |
Output rating | 15 HP |
Mounting | Foot-mounted |
Flange | C |
Mounting | F-1 |
Terminal box | Left position |
Enclosure | IC411 - TEFC |
Frame | 213/5TC |
Output | 15 HP (11 kW) |
Rated speed | 3515 rpm |
Slip | 2.36 % |
Rated current | 37.7-34.1/17.0 A |
L. R. Amperes | 302-273/136 A |
LRC | 8.0x(Code J) |
No load current | 12.2-11.0/5.50 A |
Rated torque | 22.4 ft.lb |
Locked rotor torque | 260 % |
Breakdown torque | 330 % |
Locked rotor time | 21s (cold) 12s (hot) |
Design | A |
Insulation Class | F |
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. |
Rotation | Both (CW and CCW) |
Noise level | 72.0 dB(A) |
Approx. weight | 171 lb |
Efficiency
50% | 90.2 |
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75% | 91.0 |
100% | 91.0 |
Power Factor
50% | 0.78 |
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75% | 0.85 |
100% | 0.89 |