WEG W21 7.5 HP 8P Explosion-proof Electric Motors

Specifically crafted for hazardous environments, the WEG Explosion-Proof Motor ensures exceptional safety, energy efficiency, and minimized operational costs while adhering to the highest industry standards.

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Brand: WEG

Type: Equipment

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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

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WEG W21 7.5 HP 8P Explosion-proof Electric Motors

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