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 |
575 V |
| Number of poles |
8 |
| Degree of Protection |
IP55 |
| Synchronous speed |
900 rpm |
| Output rating |
1 HP |
| Mounting |
F-1 |
| Flange |
Without |
| Terminal box¹ |
Left position |
| Enclosure |
IC411 - TEFC |
Electric Motors
| Frame |
182/4T |
| Output |
1 HP (0.75 kW) |
| Number of Poles |
8 |
| Frequency |
60 Hz |
| Rated speed |
875 rpm |
| Slip |
2.78 % |
| Rated voltage |
575 V |
| Rated current |
1.84 A |
| L. R. Amperes |
11.0 A |
| LRC |
6.0x(Code M) |
| No load current |
1.36 A |
| Rated torque |
6.00 ft.lb |
| Locked rotor torque |
300 % |
| Breakdown torque |
350 % |
| Locked rotor time |
39s (cold) 22s (hot) |
| Moment of inertia (J) |
0.3991 sq.ft.lb |
| Design |
B |
| Insulation Class |
F |
| Service factor |
1.25 |
| 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 |
50.0 dB(A) |
| Approx. weight³ |
83.4 lb |
Efficiency
| 50% |
74.0 |
| 75% |
77.0 |
| 100% |
78.5 |
Power factor
| 50% |
0.32 |
| 75% |
0.42 |
| 100% |
0.52 |
Features
| Frame Material |
Cast Iron |
| 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 |
No-Without Bearing Cap |
| Drip Cover |
Without |
| Overload protector (phenolic) |
Without overload protector |
| Connection Cables Quantity |
6 |
Features
| Frame Material |
Cast Iron |
| 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 |
No-Without Bearing Cap |
| Drip Cover |
Without |
| Overload protector (phenolic) |
Without overload protector |
| Connection Cables Quantity |
6 |
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