Description
Technical Data
Technical Data
Brand | WEG |
---|---|
Frame | 250S/M |
Output | 75 HP |
Number of Poles | 2 |
Frequency | 60 Hz |
Rated Speed | 3567 rpm |
Slip (%) | 0.92 |
Rated Voltage (V) | 230/460 |
Rated Current (A) | 170/85.2 |
L. R. Amperes (A) | 1449/724 |
LRC (A) | 8.5 |
No load Current (A) | 65.0/32.5 |
Rated Torque (ft.lb) | 147 Nm |
Locked Rotor Torque (%) | 310 |
Breakdown Torque (%) | 380 |
Locked Rotor Time | 20s (cold) 11s (hot) |
Moment of Inertia (J) | 9.23 sq.ft.lb |
Design | N |
Insulation Class | F |
Service Factor | 1.25 |
Temperature Rise | 80 K |
Duty Cycle | S1 |
Starting Method | Direct On Line |
Ambient Temperature | -20°C to +40°C |
Altitude | 3280 ft |
Degree of Protection | IP55 |
Enclosure | IC411 – TEFC |
Mounting | B35T |
Rotation | Both (CW and CCW) |
Noise Level | 79.0 dB(A) |
Approx. Weight (lb) | 997 |
Efficiency
25% | 50% | 75% | 100% |
---|---|---|---|
– | 92.6 | 93.8 | 94.2 |
Power Factor
25% | 50% | 75% | 100% |
---|---|---|---|
– | 0.73 | 0.82 | 0.86 |
Features
Frame Material | Cast Iron |
---|---|
Impregnation Method | Constant Resin Flow |
Main terminal box hole | 2xM63x1,5 |
Terminal Block | BMC – 6 pins |
Shaft Locking Device | Without |
Drain | Rubber, automatic |
Shaft Material | SAE 1040/45 Carbon Steel |
Painting | RAL 5009 203A (ISO 12944 – C2) |
Grounding Lugs | Double |
Fan Cover Material | Cast Iron |
Tropicalized Painting | Without |
Bearing cap | Yes |
Balancing Method | 1/2 Key |
Drip Cover | Without |
Overload Protector (phenolic) | Without |
Connection Cables Quantity | 6 |
Fan Material | Plastic |