The WEG Solution for hazardous locations, the Explosion Proof Motor is designed to meet the strictest standards for safety, energy efficiency, and low operational costs.
Standard |
NEMA MG-1 |
Frequency |
60//50 Hz |
Voltage |
230/460//380 V |
Number of poles |
8 |
Degree of Protection |
IP55 |
Synchronous speed |
900 rpm |
Output rating |
7.5 HP |
Mounting |
Foot-mounted |
Flange |
Without |
Mounting |
F-1 |
Terminal box¹ |
Left position |
Enclosure |
IC411 - TEFC |
Frame Material |
Cast Iron |
Impregnation Method |
Dip and Bake Polyester |
Main terminal box hole |
NPT 1 1/2" |
Terminal Block |
Without |
Shaft Locking Device |
Without |
Drain |
Sinterized, Exd |
Shaft Material |
SAE 1040/45 Carbon Steel |
Painting |
RAL 5009 202P (ISO 12944 - C4) |
Grounding Lugs |
Single |
Fan Cover material |
Cast Iron |
Tropicalized Painting |
Without |
Fan material |
Plastic |
Bearing cap |
Yes- Bearing Cap |
Bolt Material |
Carbon Steel |
Winding thermal protection |
Thermostat - 2 wires 1 per phase 155°C |
Balancing Method |
1/2 Key |
Drip Cover |
Without |
Overload protector (phenolic) |
Without overload protector |
Connection Cables Quantity |
12 |
380 V 50 Hz 8P
Frame |
256T |
Output |
7.5 HP (5.5 kW) |
Number of Poles |
8 |
Frequency |
50 Hz |
Rated speed |
715 rpm |
Slip |
4.67 % |
Rated voltage |
380 V |
Rated current |
13.7 A |
L. R. Amperes |
58.9 A |
LRC |
4.3x(Code F) |
No load current |
7.50 A |
Rated torque |
55.1 ft.lb |
Locked rotor torque |
160 % |
Breakdown torque |
180 % |
Locked rotor time |
39s (cold) 22s (hot) |
Moment of inertia (J) |
3.41 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 |
53.0 dB(A) |
Approx. weight³ |
320 lb |
230/460 V 60 Hz 8P
Frame |
256T |
Output |
7.5 HP (5.5 kW) |
Number of Poles |
8 |
Frequency |
60 Hz |
Rated speed |
875 rpm |
Slip |
2.78 % |
Rated voltage |
230/460 V |
Rated current |
22.5/11.2 A |
L. R. Amperes |
117/58.4 A |
LRC |
5.2x(Code G) |
No load current |
14.5/7.25 A |
Rated torque |
45.0 ft.lb |
Locked rotor torque |
190 % |
Breakdown torque |
270 % |
Locked rotor time |
73s (cold) 41s (hot) |
Moment of inertia (J) |
3.41 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 |
55.0 dB(A) |
Approx. weight³ |
320 lb |
380 V 50 Hz 8P
50% |
75% |
100% |
80.0 |
84.0 |
82.5 |
230/460 V 60 Hz 8P
50% |
75% |
100% |
83.4 |
85.9 |
86.5 |
380 V 50 Hz 8P
50% |
75% |
100% |
0.54 |
0.66 |
0.74 |
230/460 V 60 Hz 8P
50% |
75% |
100% |
0.51 |
0.63 |
0.71 |
|
Drive End |
Non Drive End |
Bearing type |
6309 2RS C3 |
6209 2RS C3 |
Sealing |
Oil Seal |
Lip Seal |
Lubrication interval |
- |
- |
Lubricant amount |
- |
- |
Grease Type |
Mobil Polyrex EM |
Max. traction | Max. compression |
---|---|
423 lb | 743 lb |