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Unit cooler EA-391AE4-C04 C

Unit cooler EA-391AE4-C04 C
Illustrative photo

Producer: Karyer · Line: EA (General)

Product code: EA-391AE4-C04 C

Cooling capacity i
155.91 kW
Air flow
83,153 m³/h
Fin spacing
4.6 mm
Air throw
52 m
Fans
3 × ⌀910 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: 3 — Number of fans (one digit).
  • C
    Fan diameter: 91 — Ø910 mm
  • D
    Dimensional data - coil size letter: A — 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: 04 — Ø910: 400V/3Ph/50Hz, 6-pole

Data

Evaporator
Air flow 83,153 m³/h
Air throw 52 m
External surface 902.2 m²
Inner volume 179.7 dm³
Fin spacing 4.6 mm
Fin materialAluminium
Net weight 1,013 kg
Fans
Quantity 3
Diameter 910 mm
Speed 840 rpm
Power 8,400 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 71.0 dB(A)
Sound power 95.0 dB(A)
Energy class D
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
EA-391AE4-C04 C None
EA-391AE4-C04 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)
150.188 kW
Low speed (Y)
123.153 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 60.89 61.01 61.56 62.17 62.38 62.34 62.13 63.15 67.19 72.91 71.46 70.92 70.15 69.00
5 78.35 79.97 81.45 82.78 83.35 83.41 83.02 83.93 89.13 96.58 94.25 93.47 92.38 90.75
6 94.94 97.82 100.83 103.40 104.83 105.39 105.26 106.14 112.60 121.92 118.80 117.59 115.89 113.26
7 109.18 114.20 118.82 122.94 125.67 127.35 128.17 129.49 137.36 148.82 144.96 143.44 141.19 137.58
8 122.06 129.02 135.38 140.96 144.77 147.18 148.46 150.19 159.56 173.34 169.57 168.04 165.74 161.89
9 133.87 142.95 151.26 158.55 163.66 166.91 168.79 170.91 181.60 197.27 193.07 191.28 188.56 183.88
10 144.61 155.99 166.43 175.63 182.13 186.54 189.12 191.74 203.79 221.42 216.86 214.83 211.71 206.23

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 51.38 51.35 51.61 52.03 52.20 52.18 52.01 53.10 56.56 61.46 60.43 60.08 59.61 58.82
5 66.33 66.91 67.65 68.34 68.68 68.66 68.32 69.30 73.64 79.89 78.09 77.46 76.58 75.29
6 80.68 82.35 83.93 85.40 86.09 86.19 85.72 86.58 91.86 99.42 96.84 95.88 94.47 92.25
7 94.30 97.37 99.71 102.15 103.52 104.01 103.74 104.56 110.84 120.03 116.60 115.22 113.23 110.01
8 106.35 110.74 114.83 118.52 120.92 122.23 122.20 123.15 130.52 141.30 137.21 135.52 133.00 128.83
9 117.28 123.23 128.69 133.53 136.75 138.60 139.37 140.87 149.48 162.10 158.12 156.33 153.30 148.20
10 127.40 135.08 142.09 148.23 152.35 154.90 156.07 157.81 167.45 181.52 177.11 175.09 172.03 166.78

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 216.864177.109
SC2 0 8 150.188123.153
SC3 -18 7 124.176102.811
SC4 -25 6 100.82983.934
SC5 -34 6 95.81281.142

Dimensions

Dimension drawing of EA-391AE4-C04 C
Dimension drawing
Dimensions as drawn
A 5238 mm
C 1587 mm
F 932 mm
G 1050 mm
E1 2435 mm
E2 2400 mm
E 4835 mm
H 1234 mm
I 1750 mm
D IN 2 x Ø42
D OUT 2 x Ø66,7
Overall [mm]
Length 5238 mm
Width 1234 mm
Height 1750 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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