Ofan Electric Co., Ltd
Where there is a fan,there is OFAN
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Gakvabused Sheet Steel Ec Centrifugal Fans With Air Purification
Features
· EC motor features reverse polarity protection, locked rotor protection and soft start.
· No additional protection such as contactors are required.
· Can be pre-configured to suit specific sensors and applications, and are supplied standard with 0-10V control input.
· A full range of sensors are available including differential pressure, humidity, temperature, air velocity and pollutant.
| Type |
Nominal voltage (VAC) |
Frequency (HZ) |
Speed |
Power imput (w) |
Current draw (A) |
Sound pressure (dB) |
Perm.amb.temp
|
| LD250C-230D3-00 | 220 | 50/60 | 1955 | 64 | 0.48 | 65 | -25~+60 |
Air-conditioning system in busses and yachts
FFU(Fan Filter Unit)and clean room system
Electronic oven, burner, constant temperature cabinet, medical instrument, sterilizer and desiccator
1. Sensorless permanent magnet motor drive
2. Wide input voltage range, single phase 110-270V, three phase 250v-480v, 50/60hz
3. Power factor correction(PFC): Passive and active(IEC61000-3-2)
4. Soft start, adjustable acceleration, CVT
5. Design operating temperature range: -30~60 degrees of minimum selection(The device in accordance with -40~85 degrees)
6. Protection: over voltage, over temperature, over current, phase loss detection, communication failures.
7. The basic interface: 0-10V/PWM, RS485/Modbus, 4-20Ma
FAQ:
1. Can we buy a sample for testing?
Sure, you are welcomed to buy a sample before mass order.
2. if the fans doesn't work well, what shall I do ?
If happens within one year, we will take in charge of the maintenance, or send you a new machine freely.
If after one year, we will supply you the right parts to replace at low price