Motor/Control Division

Frame	W56
Output	0.5 HP (0.37 kW)
Number of Poles	4
Frequency	60 Hz
Rated speed	1730 rpm
Slip	3.89 %
Rated voltage	115/208-230 V
Rated current	4.86/3.04-2.43 A
L. R. Amperes	37.4/23.4-18.7 A
LRC	7.7x(Code K)
No load current	2.70/1.16-1.35 A
Rated torque	1.50 ft.lb
Locked rotor torque	300 %
Breakdown torque	270 %
Locked rotor time	27s (cold) 15s (hot)

Moment of inertia (J)	0.0520 sq.ft.lb
Design	N
Insulation Class	F
Temperature rise	80 K
Service factor	1.25 (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.
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	50.0 dB(A)
Approx. weight³	25.9 lb

(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50%	75%	100%
65.0	73.0	76.2

Power factor

50%	75%	100%
0.72	0.81	0.87

Features

Frame Material	Rolled Steel
Impregnation Method	Dip and Bake Polyester
Shaft Material	SAE 1040/45 Carbon Steel
Painting	Only primer
Grounding Lugs	Single
Fan Cover material	Without Fan Cover
Tropicalized Painting	Without
Fan material	Without fan
Bearing cap	No-Without Bearing Cap
Bolt Material	Carbon Steel
Balancing Method	Not Balanced
Drip Cover	Without
Resilient Base	Without

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Bearing details

	Drive End	Non Drive End
Bearing type	6203 ZZ	6202 ZZ
Sealing	Sem vedação	Without Bearing Seal
Lubrication interval	-	-
Lubricant amount	-	-
Grease Type	Mobil Polyrex EM

Foundation loads

Max. traction	Max. compression
26 lb	52 lb

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6203ZZC3 Koyo Ball Bearing, Shielded

6203-ZZC3, 17mm x 40mm x 12mm
Available Stock: 11

MFG: JTEKT Corporation

6203-ZZC3

$5.65 / Each

Details...