High starting torque
For applications on commercial and industrial pumps (JM/JP - mechanical seal/gasket)
Suitable for domestic and rural power supply conditions
| Standard |
NEMA MG-1 |
| Frequency |
60 Hz |
| Voltage |
208-230/460 V |
| Number of poles |
4 |
| Degree of Protection |
IP55 |
| Synchronous speed |
1800 rpm |
| Output rating |
1 HP |
| Mounting |
F-1 |
| Flange |
C |
| Terminal box¹ |
Left position |
| Enclosure |
IC411 - TEFC |
Electric Motors
| Frame |
143/5JM |
| Output |
1 HP (0.75 kW) |
| Number of Poles |
4 |
| Frequency |
60 Hz |
| Rated speed |
1665 rpm |
| Slip |
7.50 % |
| Rated voltage |
208-230/460 V |
| Rated current |
5.00-5.32/2.66 A |
| L. R. Amperes |
42.0-44.7/22.3 A |
| LRC |
8.4x(Code M) |
| No load current |
2.76-3.20/1.60 A |
| Rated torque |
3.15 ft.lb |
| Locked rotor torque |
270 % |
| Breakdown torque |
300 % |
| Locked rotor time |
12s (cold) 7s (hot) |
| Moment of inertia (J) |
0.1303 sq.ft.lb |
| Insulation Class |
F |
| Temperature rise |
80 K |
| Service factor |
1.15 (1.00 @ 208V) |
| 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 |
58.0 dB(A) |
| Approx. weight³ |
62.7 lb |
Efficiency
| 50% |
59.0 |
| 75% |
68.0 |
| 100% |
72.0 |
Power factor
| 50% |
0.69 |
| 75% |
0.79 |
| 100% |
0.85 |
Features
| Frame Material |
Cast Iron |
| Impregnation Method |
Dip and Bake Polyester |
| Main terminal box hole |
NPT 3/4" |
| 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 |
| Drip Cover |
Without |
| Overload protector (phenolic) |
Without overload protector |
Features
| Frame Material |
Cast Iron |
| Impregnation Method |
Dip and Bake Polyester |
| Main terminal box hole |
NPT 3/4" |
| 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 |
| Drip Cover |
Without |
| Overload protector (phenolic) |
Without overload protector |
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