Electric Motors
| 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 |
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor