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Unit cooler EA-463EC4-C11 C ED

Defrost: Electric

Unit cooler EA-463EC4-C11 C
Illustrative photo

Producer: Karyer · Line: EA (General)

Product code: EA-463EC4-C11 C ED

Cooling capacity i
66.66 kW
Air flow
62,598 m³/h
Fin spacing
4.6 mm
Air throw
44 m
Fans
4 × ⌀630 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 — EA - general-purpose unit cooler
  • B
    Number of fans: 4 — Number of fans (one digit).
  • C
    Fan diameter: 63 — Ø630 mm
  • D
    Dimensional data - coil size letter: E — 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: C — Generation C
  • H
    Fan data: 11 — Ø630: 400V/3Ph/50Hz, 4-pole

Data

Evaporator
Air flow 62,598 m³/h
Air throw 44 m
External surface 267.3 m²
Inner volume 55.9 dm³
Fin spacing 4.6 mm
Fin materialAluminium
Net weight 399 kg
Fans
Quantity 4
Diameter 630 mm
Speed 1,330 rpm
Power 10,400 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 74.0 dB(A)
Sound power 96.7 dB(A)
Energy class E
Connections
Inlet Ø42
Outlet Ø54
Defrost
EA-463EC4-C11 C None
EA-463EC4-C11 C ED Electric

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)
64.050 kW
Low speed (Y)
55.628 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 24.95 24.54 24.31 24.22 24.07 23.89 23.72 23.93 25.33 27.41 26.82 26.60 26.31 25.89
5 33.74 33.58 33.50 33.47 33.22 32.90 32.53 32.85 34.75 37.51 36.54 36.18 35.69 34.96
6 42.48 42.96 43.19 43.51 43.44 43.11 42.60 42.88 45.41 48.97 47.59 47.10 46.42 45.40
7 50.00 51.18 52.31 53.36 53.95 54.15 53.66 53.92 57.09 61.57 59.67 58.99 58.01 56.55
8 56.77 58.69 60.44 61.98 62.90 63.35 63.43 64.05 67.99 73.69 71.97 71.31 70.36 68.68
9 63.12 65.91 68.40 70.57 71.90 72.62 72.84 73.52 78.03 84.58 82.55 81.76 80.60 78.74
10 69.03 72.80 76.15 79.03 80.89 81.94 82.38 83.16 88.27 95.71 93.40 92.47 91.10 88.88

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 22.12 21.73 21.54 21.50 21.41 21.30 21.18 21.58 22.88 24.80 24.34 24.17 23.94 23.60
5 29.68 29.39 29.26 29.19 29.04 28.81 28.52 29.00 30.83 33.38 32.63 32.35 31.97 31.41
6 37.35 37.43 37.55 37.69 37.56 37.25 36.80 37.18 39.45 42.63 41.51 41.11 40.59 39.82
7 44.84 45.35 45.95 46.47 46.55 46.30 45.81 46.11 48.85 52.73 51.12 50.56 49.76 48.56
8 51.09 52.34 53.56 54.69 55.33 55.60 55.36 55.63 58.89 63.58 61.57 60.81 59.73 58.04
9 57.00 58.92 60.69 62.25 63.19 63.62 63.67 64.24 68.16 73.88 72.03 71.31 70.25 68.24
10 62.55 65.24 67.65 69.76 71.05 71.72 71.89 72.49 76.90 83.37 81.24 80.38 79.12 77.07

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 93.39981.241
SC2 0 8 64.05055.628
SC3 -18 7 53.64446.545
SC4 -25 6 43.18737.554
SC5 -34 6 42.65037.421

Dimensions

Dimension drawing of EA-463EC4-C11 C
Dimension drawing
Dimensions as drawn
A 3615 mm
B 900 mm
C 1190 mm
F 860 mm
E1 818 mm
E2 800 mm
E 3235 mm
D IN 1 x Ø42
D OUT 1 x Ø54
Overall [mm]
Length 3615 mm
Width 900 mm
Height 1190 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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