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Unit cooler EA-DI-280GC4-A01 C

Unit cooler EA-DI-280GC4-A01 C
Illustrative photo

Producer: Karyer · Line: EA-DI (Cold Store)

Product code: EA-DI-280GC4-A01 C

Cooling capacity i
56.84 kW
Air flow
41,012 m³/h
Fin spacing
4.6 mm
Fans
2 × ⌀800 mm

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

Model nomenclature

How to read the code of this model.

  • A
    Model code (series): EA-DI — EA-DI - cold-store evaporator, fans inclined 45° to the coil
  • B
    Number of fans: 2 — Number of fans (one digit).
  • C
    Fan diameter: 80 — Ø800 mm
  • D
    Dimensional data - coil size letter: G — First letter of Karyer's "dimensional data". With the fan count and diameter it fixes the finned coil length and the tubes per row (one casing size). It is a catalogue size index, not a measure: take dimensions from the model datasheet.
  • E
    Dimensional data - tube rows: C — 4 tube rows
  • F
    Fin spacing: 4 — Fin spacing about 4 mm
  • G
    Generation code: A — Generation A
  • H
    Fan data: 01 — Ø800: 400V/3Ph/50Hz, 6-pole

Data

Evaporator
Air flow 41,012 m³/h
External surface 260.6 m²
Inner volume 53.6 dm³
Fin spacing 4.6 mm
Fin materialAluminium
Net weight 507 kg
Fans
Quantity 2
Diameter 800 mm
Speed 900 rpm
Power 3,600 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 60.0 dB(A)
Sound power 83.0 dB(A)
Energy class D
Connections
Inlet Ø35
Outlet Ø54
Defrost
EA-DI-280GC4-A01 C None

Performance

No glide: dew, mid and bubble point give the same rating.

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)

High speed (Δ)
54.698 kW
Low speed (Y)
45.916 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.

High speed (Δ)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 21.89 21.84 21.83 21.94 21.92 21.84 21.72 22.06 23.37 25.30 24.77 24.57 24.30 23.89
5 28.66 29.04 29.38 29.70 29.77 29.67 29.45 29.77 31.60 34.19 33.36 33.08 32.69 32.11
6 35.19 36.02 36.91 37.65 38.00 38.05 37.88 38.19 40.50 43.80 42.64 42.22 41.61 40.71
7 40.61 42.20 43.66 44.97 45.81 46.29 46.49 47.04 49.98 54.11 52.64 52.08 51.26 49.98
8 45.64 47.92 49.99 51.81 53.02 53.74 54.08 54.70 58.10 63.08 61.69 61.15 60.33 59.00
9 50.27 53.34 56.12 58.53 60.19 61.21 61.75 62.47 66.36 72.07 70.47 69.83 68.84 67.19
10 54.53 58.44 61.99 65.09 67.26 68.66 69.44 70.31 74.71 81.16 79.41 78.64 77.49 75.55

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 18.70 18.58 18.59 18.67 18.67 18.63 18.54 18.97 20.17 21.88 21.47 21.32 21.11 20.80
5 24.51 24.58 24.72 24.87 24.91 24.83 24.66 25.05 26.63 28.87 28.24 28.03 27.72 27.28
6 30.16 30.63 31.07 31.49 31.63 31.56 31.34 31.62 33.55 36.32 35.38 35.04 34.56 33.84
7 35.58 36.40 37.30 38.07 38.45 38.51 38.33 38.63 40.94 44.30 43.03 42.55 41.84 40.74
8 40.16 41.62 42.98 44.22 44.99 45.42 45.54 45.92 48.66 52.67 51.13 50.53 49.63 48.19
9 44.46 46.50 48.36 50.01 51.07 51.68 51.90 52.43 55.65 60.38 58.91 58.31 57.40 55.91
10 48.47 51.15 53.58 55.71 57.09 57.92 58.29 58.91 62.52 67.81 66.18 65.47 64.42 62.65

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 79.40566.181
SC2 0 8 54.69845.916
SC3 -18 7 45.35038.263
SC4 -25 6 36.90831.073
SC5 -34 6 35.46030.303

Dimensions

Dimension drawing of EA-DI-280GC4-A01 C
Dimension drawing
Dimensions as drawn
A 3025 mm
B 900 mm
C 1350 mm
F 860 mm
G 1570 mm
E1 1318 mm
E 2635 mm
D IN 1 x Ø35
D OUT 1 x Ø54
Overall [mm]
Length 3025 mm
Width 1570 mm
Height 1350 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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