Description
The W22Xdb line is an evolution in the market of classified area products offering high efficiency levels, energy saving, low operational costs, extended lifetime, low maintenance and assured safety.
Standard | IEC 60034-1 |
---|---|
Frequency | 50 Hz |
Voltage | 380-400-415/660-690//460 V |
Number of poles | 4 |
Degree of Protection | IP56 |
Synchronous speed | 1500 rpm |
Output rating | 250 kW |
Mounting | B3T |
Flange | Without |
Terminal box¹ | Top |
Enclosure | IC411 - TEFC |
Electric Motors
Frame | 355M/L |
---|---|
Output | 250 kW (340 HP) |
Number of Poles | 4 |
Frequency | 50 Hz |
Rated speed | 1490 rpm |
Slip | 0.67 % |
Rated voltage | 380/660 V |
Rated current | 462/266 A |
L. R. Amperes | 2911/1676 A |
LRC | 6.3 |
No load current | 108/62.2 A |
Rated torque | 1180 ft.lb |
Locked rotor torque | 190 % |
Breakdown torque | 210 % |
Locked rotor time | 32s (cold) 18s (hot) |
Moment of inertia (J) | 171 sq.ft.lb |
Design | N |
Insulation Class | F |
Service factor | 1.00 |
Temperature rise | 80 K |
Duty Cycle | S1 |
Starting Method | Direct On Line |
Ambient temperature | -20°C to +40°C |
Altitude | 1000 m.a.s.l. |
Degree of Protection | IP56 |
Enclosure | IC411 - TEFC |
Mounting | B3T |
Rotation¹ | Both (CW and CCW) |
Noise level² | 76.0 dB(A) |
Approx. weight³ | 4459 lb |
Efficiency
50% | 95.6 |
---|---|
75% | 95.7 |
100% | 95.7 |
Power factor
50% | 0.81 |
---|---|
75% | 0.85 |
100% | 0.86 |
Electric Motors
Frame | 355M/L |
---|---|
Output | 250 kW (340 HP) |
Number of Poles | 4 |
Frequency | 50 Hz |
Rated speed | 1490 rpm |
Slip | 0.67 % |
Rated voltage | 400/690 V |
Rated current | 438/254 A |
L. R. Amperes | 2978/1727 A |
LRC | 6.8 |
No load current | 115/66.7 A |
Rated torque | 1180 ft.lb |
Locked rotor torque | 210 % |
Breakdown torque | 240 % |
Locked rotor time | 32s (cold) 18s (hot) |
Moment of inertia (J) | 171 sq.ft.lb |
Design | N |
Insulation Class | F |
Service factor | 1.00 |
Temperature rise | 80 K |
Duty Cycle | S1 |
Starting Method | Direct On Line |
Ambient temperature | -20°C to +40°C |
Altitude | 1000 m.a.s.l. |
Degree of Protection | IP56 |
Enclosure | IC411 - TEFC |
Mounting | B3T |
Rotation¹ | Both (CW and CCW) |
Noise level² | 76.0 dB(A) |
Approx. weight³ | 4459 lb |
Efficiency
50% | 95.4 |
---|---|
75% | 95.8 |
100% | 95.8 |
Power factor
50% | 0.79 |
---|---|
75% | 0.84 |
100% | 0.86 |
Electric Motors
Frame | 355M/L |
---|---|
Output | 250 kW (340 HP) |
Number of Poles | 4 |
Frequency | 50 Hz |
Rated speed | 1490 rpm |
Slip | 0.67 % |
Rated voltage | 415 V |
Rated current | 427 A |
L. R. Amperes | 3117 A |
LRC | 7.3 |
No load current | 122 A |
Rated torque | 1180 ft.lb |
Locked rotor torque | 220 % |
Breakdown torque | 250 % |
Locked rotor time | 32s (cold) 18s (hot) |
Moment of inertia (J) | 171 sq.ft.lb |
Design | N |
Insulation Class | F |
Service factor | 1.00 |
Temperature rise | 80 K |
Duty Cycle | S1 |
Starting Method | Direct On Line |
Ambient temperature | -20°C to +40°C |
Altitude | 1000 m.a.s.l. |
Degree of Protection | IP56 |
Enclosure | IC411 - TEFC |
Mounting | B3T |
Rotation¹ | Both (CW and CCW) |
Noise level² | 76.0 dB(A) |
Approx. weight³ | 4459 lb |
Efficiency
50% | 94.2 |
---|---|
75% | 95.7 |
100% | 95.8 |
Power factor
50% | 0.77 |
---|---|
75% | 0.83 |
100% | 0.85 |
Electric Motors
Frame | 355M/L |
---|---|
Output | 250 kW (340 HP) |
Number of Poles | 4 |
Frequency | 60 Hz |
Rated speed | 1790 rpm |
Slip | 0.56 % |
Rated voltage | 460 V |
Rated current | 385 A |
L. R. Amperes | 2926 A |
LRC | 7.6 |
No load current | 108 A |
Rated torque | 984 ft.lb |
Locked rotor torque | 250 % |
Breakdown torque | 270 % |
Locked rotor time | 32s (cold) 18s (hot) |
Moment of inertia (J) | 171 sq.ft.lb |
Design | N |
Insulation Class | F |
Service factor | 1.00 |
Temperature rise | 80 K |
Duty Cycle | S1 |
Starting Method | Direct On Line |
Ambient temperature | -20°C to +40°C |
Altitude | 1000 m.a.s.l. |
Degree of Protection | IP56 |
Enclosure | IC411 - TEFC |
Mounting | B3T |
Rotation¹ | Both (CW and CCW) |
Noise level² | 81.0 dB(A) |
Approx. weight³ | 4459 lb |
Efficiency
50% | 95.0 |
---|---|
75% | 95.4 |
100% | 95.8 |
Power factor
50% | 0.77 |
---|---|
75% | 0.83 |
100% | 0.85 |
Features
Frame Material | Cast Iron |
---|---|
Impregnation Method | Constant Resin Flow |
Regreasing System | At Drive end and Non-drive end |
Space Heater Voltage | 200 - 240 V |
Main terminal box hole | 2xM63x1,5 |
Terminal Block | BMC - 6 pins |
Shaft Locking Device | Without |
Shaft Material | SAE 4140 Carbon Steel |
Painting | RAL 5009 205P (ISO 12944 - C4) |
Grounding Lugs | Double |
Fan Cover material | Cast Iron |
Tropicalized Painting | Without |
Joints Seal | Lumomoly |
Fan material | Aluminum |
Bearing cap | Yes- Bearing Cap |
Bolt Material | Carbon Steel |
Winding thermal protection | Thermistor - 2 wires 1 per phase 150°C |
Balancing Method | 1/2 Key |
Drip Cover | Without |
Overload protector (phenolic) | Without overload protector |
Connection Cables Quantity | 6 |