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Unit cooler EA-663EE4-C11 C

Unit cooler EA-663EE4-C11 C
Illustrative photo

Producer: Karyer · Line: EA (General)

Product code: EA-663EE4-C11 C

Cooling capacity i
126.24 kW
Air flow
83,536 m³/h
Fin spacing
4.6 mm
Air throw
44 m
Fans
6 × ⌀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: 6 — 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: E — 6 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 83,536 m³/h
Air throw 44 m
External surface 601.5 m²
Inner volume 123.5 dm³
Fin spacing 4.6 mm
Fin materialAluminium
Net weight 690 kg
Fans
Quantity 6
Diameter 630 mm
Speed 1,330 rpm
Power 15,600 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 75.0 dB(A)
Sound power 98.3 dB(A)
Energy class E
Connections
Inlet Ø66,7
Outlet Ø66,7
Defrost
EA-663EE4-C11 C None
EA-663EE4-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)
121.548 kW
Low speed (Y)
103.818 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

High speed (Δ)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 47.78 48.62 49.33 49.93 50.00 49.85 49.48 50.77 53.77 58.18 56.87 56.38 55.70 54.68
5 61.54 63.90 65.47 67.07 67.82 67.91 67.49 68.89 73.27 79.37 77.47 76.84 75.95 74.65
6 73.19 76.91 80.26 83.17 85.04 86.08 86.43 88.15 93.83 101.84 99.18 98.20 96.78 94.61
7 83.41 88.76 93.58 97.75 100.54 102.17 102.86 104.72 111.40 121.06 118.43 117.41 115.88 113.42
8 92.71 99.82 106.31 111.96 115.87 118.29 119.46 121.55 129.28 140.54 137.39 136.11 134.19 131.00
9 ≈ 101.09 110.06 118.37 125.67 130.90 134.30 136.09 138.53 147.35 160.30 156.70 155.19 152.88 148.95
10 ≈ 108.57 119.48 129.72 138.82 145.55 150.08 152.68 155.56 165.53 180.14 176.27 174.53 171.87 167.12

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 41.72 42.01 42.27 42.68 42.79 42.70 42.47 43.49 46.32 50.21 49.28 48.91 48.39 47.62
5 53.85 55.11 56.22 57.16 57.53 57.48 57.08 57.91 61.58 66.71 65.19 64.69 63.98 62.98
6 65.32 67.51 69.76 71.63 72.64 72.95 72.71 73.58 78.10 84.57 82.30 81.47 80.25 78.43
7 74.86 78.56 81.92 84.88 86.79 87.91 88.34 89.58 95.21 103.41 100.66 99.55 97.92 95.31
8 83.65 88.73 93.35 97.36 100.07 101.70 102.44 103.82 110.31 119.82 117.06 115.94 114.25 111.23
9 91.68 98.27 104.29 109.54 113.19 115.47 116.63 118.21 125.60 136.45 133.31 131.97 129.75 126.01
10 ≈ 98.97 107.16 114.72 121.34 126.05 129.06 130.73 132.69 141.02 153.19 149.78 148.10 145.52 141.08

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 176.272149.782
SC2 0 8 121.548103.818
SC3 -18 7 99.02185.754
SC4 -25 6 80.25669.756
SC5 -34 6 74.08265.968

Dimensions

Dimension drawing of EA-663EE4-C11 C
Dimension drawing
Dimensions as drawn
A 5215 mm
B 1000 mm
C 1190 mm
F 960 mm
E1 818 mm
E2 800 mm
E 4835 mm
D IN 1 x Ø66,7
D OUT 1 x Ø66,7
Overall [mm]
Length 5215 mm
Width 1000 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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