External Outer Rotor Motor Forward Centrifugal Fan
1. Features of external outer rotor motor forward centrifugal fan
Centrifugal fans from ebm-papst are available with forward- or backward-curved blades. The low-noise centrifugal fans with forward-curved blades are also supplied with a scroll housing. The centrifugal fans with backward-curved blades are designed as free-wheeling fans and do not require a scroll housing. For the centrifugal fans with external rotor motors, the motor is positioned in the impeller, resulting in optimum cooling of the motor as well as an especially compact design. The entire product line is available in both AC and GreenTech EC technology.
Main uses
1) for various air conditioning pufificatlon fresh air unit, fan cofl unit, air curtain machine and so on:
2) ventBation and heat dissipation in workshops, halls, theaters, basements, restaurants, kitchens, farms, movie xenon lamps and othar places.
I nstructlons
1) operating environment: below 1000 meters above sea level, below 40 degrees below the ambient temperature, more than 40 degrees can be customized, humidity is not greater than 80%.
2) there are four kinds of omnibearing installation bases for Installing 0or90 degrees. 180 degrees, 270 degrees, and the wiring diagrams of power supply and motor terminals.
2. Picture of external outer rotor motor forward centrifugal fan
3. Specification of external outer rotor motor forward centrifugal fan
| Model No. | Dimension | Power | Voltage | Air Flow | Pressure | Speed |
| L x W x H | kW | V | m3/h | Pa | rmin |
| ZK-200 | 270 x 320 x 310 | 0.25 | 220/380 | 800-1500 | 310 | 1450 |
| ZK-250 | 240 x 400 x 400 | 0.37 | 220/380 | 1000-2000 | 160 | 1450 |
| 290 x 400 x 400 | 0.55 | 220/380 | 2200-3000 | 350 | 1450 |
| 380 x 400 x 400 | 0.75 | 220/380 | 2500-4300 | 350 | 1450 |
| ZK-280 | 350 x 470 x 460 | 1.1 | 220/380 | 3000-4500 | 300 | 1450 |
| 425 x 470 x 460 | 1.5 | 380 | 5000-6500 | 500 | 1450 |
| ZK-315 | 500 x 350 x 520 | 2.2 | 380 | 5500-7500 | 600 | 1450 |
| ZK-355 | 630 x 420 x 610 | 3 | 380 | 6000-7500 | 800 | 1450 |
| 630 x 510 x 610 | 4 | 380 | 9000-13500 | 800 | 1450 |
| ZK-450 | 545 x 720 x 845 | 5.5 | 380 | 13000-17000 | 800 | 960 |
| 635 x 720 x 845 | 7.5 | 380 | 16000-22000 | 850 | 960 |
| ZK-500 | 720 x 805 x 934 | 11 | 380 | 20000-30000 | 1000 | 960 |
4. Advantage
The series low-noise centrifugal fan is a high-efficiency, variable-speed new energy-saving centrifugal fan with novel structure, small volume, large air volume and small vibration.
It is suitable for air conditioner, purification, freezing, and ideal supporting products in the operation of automobile paint room.
The low noise mutil-vane centrifugal fan has been designed and produced according to the requirements from the increasingly developing purification industry and environmental protection and noise decrease.The fan adopts the mutil-purpose optimized design schemes in inest over-rall frame performance matching ,it has sound pneumatic performance.The paddle-wheel,pulley have been tmplemented with strict staic ,dynamic balancing correction .Therefore it has the fetures such as smooth running ,low noise ,litter vibration ,long life etc.It is widely applicable for kitchen exhaust,range hood ,or ventilation ,air-exchange in the public places such as unit canteens ,guesthouses ,restaurant ,eating establishments etc.It is fir for use in the production equipments such as grain,chemical ,plastic machineries and so on
5.FAQ
Q1. Are you direct manufacturer or trading company?
A. We are the manufacturer,we have our own factory, with 30 years manufacturing experience.
Q2. How about your warranty?
A.All of our products have a one-year quality guarantee after-sales service.
Q3. Do you accept OEM order?
A. Yes,we can produce as customers' request.
Q4. How about your factory's quality control?
A. Quality is prionrity .We always pay high attention to the quality control.
Our factory has gained CE,ISO, EAC.
Q5. What is the MOQ?
A. we accept the sample test. The MOQ is 1 unit.
Q6. How about your factory's quality control?
A. Quality is prionrity .We always pay high attention to the quality control.
Our factory has gained CE,ISO, EAC.
