Air Unit Cooler For Low Temperature Cold Room

The features of air unit cooler

▪ The cubic unit cooler is designed for industrial refrigeration, conservation or deep-freezing applications.

▪ version T (large heat-exchange surface):

- Adapted to humidity-sensitive products.

- Reduced number of daily defrost cycles offering a reduction in electrical power consumption.

▪ version H (high efficiency):

- Adapted to the storage of packed products.

▪ Wide range of options for specific industrial applications (pressure sleeve, defrost…)

▪ 4 fin spacing distances: 4,23 - 6,35 - 9 - 12 mm.

▪ 2 fan diameters for air throw adapted to the application.

▪ Two-speed fans as standard.

D: Series Name
DJ: Temperature L: BELOW -25 degree

1. Material: copper, aluminum, galvanized plate.

2. Copper pipe: diameter 7, 7.94, 9.52, inner grooved or smooth tube.

3. Aluminum foil: hydrophilic or bare

4. Fin type: louver fin, flat fin, corrugated fin

5. Pitch of fins: Ø7 1.1~1.8mm Ø7.94 1.4~2.0 mm Ø9.52 1.4~2.3 mm

6. Pitch of holes and pitch of rows: 20.5x12.7mm, 22x19.05mm, 21x12.7mm, 25.4x22mm equilateral triangle arrangement.

	Series 1	Series 2	Series 3	Series 4
Tube Diameter	Φ 9.52	Φ9.52	Φ7	Φ 7.94
Hole Space(mm)	25	25.4	20.5	22
Row Space(mm)	21.65	22	12.7	19.05
Tube Material	Copper, Aluminum	Copper, Aluminum	Copper, Aluminum	Copper, Aluminum
Type of Tube	Smooth Tube, Inner Grooved Tube	Smooth Tube, Inner Grooved Tube	Smooth Tube, Inner Grooved Tube	Smooth Tube, Inner Grooved Tube
Fin Surface	Louver Fin, Corrugated Fin	Flat Fin, Louver Fin, Corrugated Fin	Flat Fin, Louver Fin	Louver Fin
Fin Type	Hydrophilic Foil, Bare Foil, Copper Foil	Hydrophilic Foil, Bare Foil,	Hydrophilic Foil, Bare Foil, Golden Foil	Hydrophilic Foil, Bare Foil, Golden Foil
Fin Thickness(mm)	0.095~0.2	0.095~0.2	0.095~0.2	0.095~0.2
Fin Space(mm)	1.4~2.3 mm	1.4~2.3 mm	1.1~1.8mm	1.4~2.0 mm

Besides the specification above we can also manufacture it according to your sample or drawing.