Φ250 AC Centrifugal Fans Backward Curved
| Descriptions | ||||||
| Impeller Material: | Galvanised sheet metal | |||||
| Type of Protection: | IP44 | |||||
| Bearings: | Maintenance Free Ball Bearings | |||||
| Mode of Operation | S1 | |||||
| Protection | TOP wired internally | |||||
| Direction of Rotation: | CCW LE(Seen on the leads) | |||||
| Overall Size | ||||||||
| L2B250/052-201E5-9 |  |
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| L2B250/056-201F2 |  |
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| L2B250/052-201F4-1 |  |
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| Performance Parameters | ||||||||||
| Model | Voltage (V) |
Frequency (Hz) |
Capacitor (μF/VAC) |
Speed (r/min) |
Current (A) |
Power (W) |
Air Flow (0Pa) (m3/h) |
Noise (dB(A)) |
Insulation Class | Amb. Temp. |
| L2B250/052-201E5-9 | 220 | 50 | 6/450 | 2525 | 0.69 | 150 | 1710 | 75 | B | -25℃ ~ +50℃ |
| L2B250/056-201F2 | 230 | 50 | 5/450 | 2650 | 0.78 | 178 | 1660 | 75 | F | -25℃ ~ +50℃ |
| L2B250/052-201F4-1 | 230 | 50 | 6/450 | 2560 | 0.75 | 165 | 1640 | 75 | F | -25℃ ~ +60℃ |
| 60 | 7/450 | 2940 | 1.19 | 252 | 1765 | 81 | -25℃ ~ +35℃ | |||
| L2B250/052-201E5-9 | L2B250/056-201F2 | ||||||
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| L2B250/052-201F4-1 | |||
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