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Unit cooler ED-450AG4-C21 C

Unit cooler ED-450AG4-C21 C
Illustrative photo

Producer: Karyer · Line: ED (General)

Product code: ED-450AG4-C21 C

Cooling capacity i
68.75 kW
Air flow
24,556 m³/h
Fin spacing
4.2 mm
Air throw
20 m
Fans
4 × ⌀500 mm

Nominal conditions: refrigerant R404A, evaporation (dew point) −8 °C, inlet air 0 °C, humidity 85 %

Data

Evaporator
Air flow 24,556 m³/h
Air throw 20 m
External surface 365.2 m²
Inner volume 78.9 dm³
Fin spacing 4.2 mm
Fin materialAluminium
Net weight 344 kg
Fans
Quantity 4
Diameter 500 mm
Speed 1,300 rpm
Power 2,720 W
Supply 230V/1Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 62.0 dB(A)
Sound power 84.7 dB(A)
Energy class C
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
ED-450AG4-C21 C None
ED-450AG4-C21 C ED Electric

Performance

TD (air − evaporating) must be within 4–10 K; air inlet −40…+20 °C.

R404A, dew point -8 °C, air inlet 0 °C (TD 8 K)

Single phase
68.748 kW

Capacity matrix [kW]

R404A, Dew point; rows: TD = air inlet − evaporating temperature, columns: air inlet temperature. The highlighted cell is the nominal point (SC2). "—": not rated by the manufacturer.

≈ 1.23 estimate — vendor data irregular here

Single phase

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 27.30 29.19 30.91 32.39 33.35 33.78 33.92 34.69 36.95 40.19 39.25 38.81 38.30 37.50
5 ≈ 32.38 35.11 37.65 39.87 41.12 42.13 42.63 43.55 46.37 50.52 49.37 48.91 48.20 46.92
6 ≈ 36.71 40.35 43.31 46.32 48.57 50.09 50.92 52.00 55.36 60.31 58.99 58.39 57.44 55.77
7 ≈ 25.79 ≈ 44.58 48.82 52.72 55.73 57.84 59.08 60.41 64.33 70.07 68.64 67.92 66.78 64.71
8 not rated ≈ 48.72 53.91 58.74 62.57 65.33 67.09 68.75 73.25 79.81 78.31 77.50 76.19 73.75
9 not rated ≈ 41.12 ≈ 58.56 64.36 69.09 72.59 74.93 76.98 82.09 89.50 87.98 87.10 85.64 82.89
10 not rated ≈ 25.35 ≈ 62.81 69.59 75.25 79.57 82.56 85.07 90.81 99.12 97.62 96.69 95.11 92.08

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] Single phase [kW]
SC1 10 10 97.615
SC2 0 8 68.748
SC3 -18 7 54.035
SC4 -25 6 43.305
SC5 -34 6 37.507

Dimensions

Dimension drawing of ED-450AG4-C21 C
Dimension drawing
Dimensions as drawn
A 4368 mm
B 1350 mm
C 405 mm
F 1135 mm
G 506 mm
E1 4035 mm
E2 1018 mm
E3 1000 mm
D IN 1 x Ø42
D OUT 1 x Ø66,7
Overall [mm]
Length 4368 mm
Width 1350 mm
Height 506 mm

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The data are illustrative and may change without notice. Capacities are interpolated from the manufacturer's rating grid; points the manufacturer did not rate are shown as "not rated" and never estimated.

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