* * dkw series fan for the external rotor motor, external rotor motors of the series with a compact, easy to install, reliable operation, low noise, energy efficient features.
* dkw series fan is running two single-phase and three-phase asynchro-nous induction capacitor run. widely used in industrial and mining enter- prises, hotels, shopping malls and other ventilation, central air transfer unit, purification supporting air conditioning, compact fan coil units.
* dkw series fan insulation class b. class f.
* dkw series fan noise box口us another lower sdkw series fan.
* voltage:single-phase capacitor run electric fan is 220v/50hz, three phase fan is 380v/50hz. we can follow customer demand for the produc- lion of different voltages, fan frequency.
* fan for ambient temperatures between-30℃~60℃，relative humidity less than 90%, altitude hiss than 1 000m.
* the average fan is applicable to life more than 30,000 hours.
* must be a ground wire motor with external grounding device before connecting the fan to use effectively.