Electric Motors
Frame | 80L/MS |
---|---|
Output | 7.5 HP (5.5 kW) |
Number of Poles | 2 |
Frequency | 60 Hz |
Rated speed | 3490 rpm |
Slip | 3.06 % |
Rated voltage | 208-230/460 V |
Rated current | 21.6-19.5/9.76 A |
L. R. Amperes | 199-179/89.8 A |
LRC | 9.2 |
No load current | 7.59-8.80/4.40 A |
Rated torque | 11.3 ft.lb |
Locked rotor torque | 400 % |
Breakdown torque | 459 % |
Locked rotor time | 9s (cold) 5s (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 | CW |
Noise level² | 62.0 dB(A) |
Approx. weight³ | 120 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% |
---|---|---|
85.2 | 87.0 | 87.4 |
Power factor
50% | 75% | 100% |
---|---|---|
0.64 | 0.75 | 0.81 |
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 | Plastic |
Bearing cap | No-Without Bearing Cap |
Balancing Method | 1/2 Key |
Drip Cover | Without |
Overload protector (phenolic) | Without overload protector |
Connection Cables Quantity | 9 |
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