Motor/Control Division

Frame	256T
Output	20 HP (15 kW)
Number of Poles	4
Frequency	60 Hz
Rated speed	1770 rpm
Slip	1.67 %
Rated voltage	208-230/460 V
Rated current	55.3-49.4/24.7 A
L. R. Amperes	348-311/156 A
LRC	6.3x(Code G)
No load current	20.7-24.0/12.0 A
Rated torque	58.5 ft.lb
Locked rotor torque	260 %
Breakdown torque	280 %
Locked rotor time	21s (cold) 12s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
91.7	93.0	93.0

Power factor

50%	75%	100%
0.63	0.72	0.82

Frame	256T
Output	15 HP (11 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1475 rpm
Slip	1.67 %
Rated voltage	380 V
Rated current	23.4 A
L. R. Amperes	166 A
LRC	7.1x(Code J)
No load current	11.9 A
Rated torque	52.7 ft.lb
Locked rotor torque	229 %
Breakdown torque	350 %
Locked rotor time	28s (cold) 16s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
87.6	90.4	91.4

Power factor

50%	75%	100%
0.59	0.72	0.80

Frame	256T
Output	15 HP (11 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1475 rpm
Slip	1.67 %
Rated voltage	400 V
Rated current	23.4 A
L. R. Amperes	175 A
LRC	7.5x(Code K)
No load current	13.5 A
Rated torque	52.7 ft.lb
Locked rotor torque	260 %
Breakdown torque	390 %
Locked rotor time	27s (cold) 15s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
87.1	90.4	91.5

Power factor

50%	75%	100%
0.54	0.67	0.76

Frame	256T
Output	15 HP (11 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1475 rpm
Slip	1.67 %
Rated voltage	415 V
Rated current	24.1 A
L. R. Amperes	188 A
LRC	7.8x(Code K)
No load current	15.1 A
Rated torque	52.7 ft.lb
Locked rotor torque	270 %
Breakdown torque	430 %
Locked rotor time	25s (cold) 14s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
86.7	90.4	91.6

Power factor

50%	75%	100%
0.49	0.62	0.71

Frame	256T
Output	20 HP (15 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1465 rpm
Slip	2.33 %
Rated voltage	380 V
Rated current	29.6 A
L. R. Amperes	166 A
LRC	5.6x(Code F)
No load current	11.9 A
Rated torque	70.7 ft.lb
Locked rotor torque	170 %
Breakdown torque	260 %
Locked rotor time	28s (cold) 16s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
90.2	91.0	91.7

Power factor

50%	75%	100%
0.68	0.80	0.84

Frame	256T
Output	20 HP (15 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1465 rpm
Slip	2.33 %
Rated voltage	400 V
Rated current	29.1 A
L. R. Amperes	175 A
LRC	6.0x(Code G)
No load current	13.5 A
Rated torque	70.7 ft.lb
Locked rotor torque	190 %
Breakdown torque	290 %
Locked rotor time	27s (cold) 15s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
90.2	91.0	91.7

Power factor

50%	75%	100%
0.63	0.76	0.81

Frame	256T
Output	20 HP (15 kW)
Number of Poles	4
Frequency	50 Hz
Rated speed	1470 rpm
Slip	2.00 %
Rated voltage	415 V
Rated current	29.2 A
L. R. Amperes	187 A
LRC	6.4x(Code H)
No load current	15.1 A
Rated torque	70.5 ft.lb
Locked rotor torque	200 %
Breakdown torque	320 %
Locked rotor time	25s (cold) 14s (hot)

Moment of inertia (J)	2.62 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	IP23
Enclosure	IC01 - ODP
Mounting	F-1
Rotation¹	Both (CW and CCW)
Noise level²	60.0 dB(A)
Approx. weight³	281 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%
90.2	91.0	91.7

Power factor

50%	75%	100%
0.58	0.72	0.78

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 Material	SAE 1040/45 Carbon Steel
Painting	Munsell N 1 - Matte 203A (ISO 12944 - C2)
Grounding Lugs	Single
Tropicalized Painting	Without
Fan material	Without fan
Bearing cap	No-Without Bearing Cap
Balancing Method	1/2 Key
Drip Cover	Without

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Bearing details

	Drive End	Non Drive End
Bearing type	6309 Z C3	6209 Z C3
Sealing	Without Bearing Seal	Without Bearing Seal
Lubrication interval	20000 h	20000 h
Lubricant amount	13 g	9 g
Grease Type	Mobil Polyrex EM

Foundation loads

Max. traction	Max. compression
956 lb	1237 lb

6209ZZC3 Koyo Ball Bearing, Shielded

6209-ZZC3
Available Stock: 4

MFG: JTEKT Corporation

6209-ZZC3

$30.08 / Each

Details...

6309ZZC3 Koyo Ball Bearing, Double Shielded

6309-ZZC3
Available Stock: 7

MFG: JTEKT Corporation

6309-ZZC3

$50.02 / Each

Details...