Motor/Control Division

Frame	90L/MS
Output	10 HP (7.5 kW)
Number of Poles	4
Frequency	60 Hz
Rated speed	1715 rpm
Slip	4.72 %
Rated voltage	208-230/460 V
Rated current	32.5-29.4/14.7 A
L. R. Amperes	276-250/125 A
LRC	8.5
No load current	14.0-16.3/8.13 A
Rated torque	30.6 ft.lb
Locked rotor torque	459 %
Breakdown torque	450 %
Locked rotor time	10s (cold) 6s (hot)

Design	N
Insulation Class	F
Service factor	1.00
Temperature rise	80 K
Duty Cycle	S6
Starting Method	Direct On Line
Ambient temperature	-20°C to +40°C
Altitude	1000 m.a.s.l.
Degree of Protection	IP54
Enclosure	IC411 - TEFC
Mounting	B3R(D)
Rotation¹	CCW
Noise level²	55.0 dB(A)
Approx. weight³	178 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%
84.5	85.5	85.5

Power factor

50%	75%	100%
0.54	0.67	0.75

Features

Frame Material	Cast Iron
Impregnation Method	Dip and Bake Polyester
Main terminal box hole	RWG(Rp) 1"
Terminal Block	Without
Shaft Material	SAE 1040/45 Carbon Steel
Painting	RAL 7022 207A (ISO 12944 - C2)
Grounding Lugs	Single
Fan Cover material	Cast Iron
Tropicalized Painting	Without
Fan material	Aluminum
Bearing cap	No-Without Bearing Cap
Balancing Method	1/2 Key
Drip Cover	Without
Overload protector (phenolic)	Without overload protector

Bearing details

	Drive End	Non Drive End
Bearing type	6308 ZZ	6208 ZZ
Sealing	Without Bearing Seal	Without Bearing Seal
Lubrication interval	0 h	0 h
Lubricant amount	0 g	0 g
Grease Type	Mobil Polyrex EM

Foundation loads

Max. traction	Max. compression
960 lb	1138 lb

6308ZZC3 Koyo Ball Bearing, Double Shielded

6308-ZZC3
Available Stock: 5

MFG: JTEKT Corporation

6308-ZZC3

$39.67 / Each

Details...

6208ZZC3 Koyo Ball Bearing, Shielded

Available Stock: 2

MFG: JTEKT Corporation

6208-ZZC3

$24.54 / Each

Details...