This 4 fan blowers ND series industial evaporative air cooler is apply for large area planting greenhouse or cold storage which require working temperature during -5°C to 5 °C or -18 °C to -2 °C.
It can meet variety of refrigerant as R404A, R507A, R448A, R449A, R134a, R22 and others.
Product Feature
Casting: Adopt high-quality steel plate with powder coating RAL9003
Hinged structure is adopted for both side plates and external drip tray, which is convenient and quick to operate
Heat exchanger coil : copper tubingφ15,spacing 50×50
Corrugated aluminium fins,fin spacing 4.2mm,6.0mm and 9.0mm
Fans : External rotor motor with high wind pressure, working temperature -5°C to 5℃ or -18°C
Fans individually connected to junction box
Fan bladeφ300, φ350,φ400, φ500, φ630, standard 4-pole motor
Defrosting : Standard use of electric defrosting,stainless heating pipes installed in the middle of coil and inner water plate. Independent electric heating tube junction box.
Specification
4 fans models in fin spacing 4.2mm,6.0mm and 9.0mm