Description
Download Full Product Data Sheet
Drawings
Electric Motors
Frame | 254/6T |
---|---|
Output | 20 HP (15 kW) |
Number of Poles | 2 |
Frequency | 60 Hz |
Rated speed | 3525 rpm |
Slip | 2.08 % |
Rated voltage | 230/460 V |
Rated current | 46.4/23.2 A |
L. R. Amperes | 283/142 A |
LRC | 6.1x(Code G) |
No load current | 13.0/6.50 A |
Rated torque | 29.8 ft.lb |
Locked rotor torque | 200 % |
Breakdown torque | 240 % |
Locked rotor time | 27s (cold) 15s (hot) |
Moment of inertia (J) | 1.54 sq.ft.lb |
---|---|
Design | B |
Insulation Class | F |
Service factor | 1.25 |
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-1 |
Rotation¹ | Both (CW and CCW) |
Noise level² | 72.0 dB(A) |
Approx. weight³ | 332 lb |
Efficiency
50% | 75% | 100% |
---|---|---|
90.7 | 91.0 | 91.0 |
Power factor
50% | 75% | 100% |
---|---|---|
0.80 | 0.87 | 0.89 |
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 5009 203A (ISO 12944 – C2) |
Grounding Lugs | Single |
Fan Cover material | Cast Iron |
Tropicalized Painting | Without |
Fan material | Plastic |
Bearing cap | Yes- Bearing Cap |
Balancing Method | 1/2 Key |
Drip Cover | Without |
Overload protector (phenolic) | Without overload protector |
Connection Cables Quantity | 12 |