Motor/Control Division

Frame	284/6T
Output	20 HP (15 kW)
Number of Poles	6
Frequency	60 Hz
Rated speed	1115 rpm
Slip	7.08 %
Rated voltage	208-230/460 V
Rated current	53.5-48.4/24.2 A
L. R. Amperes	321-290/145 A
LRC	6.0x(Code G)
No load current	14.8-13.4/6.70 A
Rated torque	94.2 ft.lb
Locked rotor torque	320 %
Breakdown torque	0 %
Locked rotor time	25s (cold) 14s (hot)

Moment of inertia (J)	8.97 sq.ft.lb
Design	D
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-2
Rotation¹	Both (CW and CCW)
Noise level²	59.0 dB(A)
Approx. weight³	418 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%
86.5	87.5	86.5

Power factor

50%	75%	100%
0.78	0.85	0.90

Features

Frame Material	Cast Iron
Impregnation Method	Dip and Bake Polyester
Regreasing System	At Drive end and Non-drive end
Main terminal box hole	NPT 1 1/2"
Terminal Block	Without
Shaft Locking Device	Without
Drain	Rubber, automatic
Shaft Material	SAE 1040/45 Carbon Steel
Painting	RAL 9010 203A (ISO 12944 - C2)
Grounding Lugs	Single
Fan Cover material	Cast Iron
Tropicalized Painting	Without
Fan material	Plastic
Bearing cap	Yes- Bearing Cap
Drip Cover	Without
Overload protector (phenolic)	Without overload protector
Connection Cables Quantity	12

6311ZZC3 Koyo Ball Bearing, Sheilded

6311-ZZC3
Available Stock: 2

MFG: JTEKT Corporation

6311-ZZC3

$79.08 / Each

Details...

6211ZZC3 Koyo Ball Bearing, Shielded

6211-ZZC3
Available Stock: 3

MFG: JTEKT Corporation

6211-ZZC3

$56.68 / Each

Details...