These special motors have the high slip and high torque that oil well beam pumping units demand. W22 Design D motors are requested on specifications for most major oil companies around the world as a result of their long lasting performance, low purchase and maintenance cost.
| Standard |
NEMA MG-1 |
| Frequency |
60 Hz |
| Voltage |
208-230/460 V |
| Number of poles |
6 |
| Degree of Protection |
IP55 |
| Synchronous speed |
1200 rpm |
| Output rating |
5 HP |
| Mounting |
F-2 |
| Flange |
Without |
| Terminal box¹ |
Right position |
| Enclosure |
IC411 - TEFC |
Electric Motors
| Frame |
213/5T |
| Output |
5 HP (3.7 kW) |
| Number of Poles |
6 |
| Frequency |
60 Hz |
| Rated speed |
1060 rpm |
| Slip |
11.67 % |
| Rated voltage |
208-230/460 V |
| Rated current |
17.1-15.5/7.73 A |
| L. R. Amperes |
106-95.9/47.9 A |
| LRC |
6.2x(Code J) |
| No load current |
9.24-8.36/4.18 A |
| Rated torque |
24.8 ft.lb |
| Locked rotor torque |
380 % |
| Breakdown torque |
0 % |
| Locked rotor time |
45s (cold) 25s (hot) |
| Moment of inertia (J) |
1.16 sq.ft.lb |
| Design |
D |
| 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-2 |
| Rotation¹ |
Both (CW and CCW) |
| Noise level² |
55.0 dB(A) |
| Approx. weight³ |
176 lb |
Efficiency
| 50% |
77.0 |
| 75% |
78.5 |
| 100% |
77.0 |
Power factor
| 50% |
0.58 |
| 75% |
0.70 |
| 100% |
0.78 |
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 9010 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 |
9 |
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 9010 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 |
9 |
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