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Unit cooler EA-HL-450AG4-A10 C

Unit cooler EA-HL-450AG4-A10 C
Illustrative photo

Producer: Karyer · Line: EA-HL (High Type)

Product code: EA-HL-450AG4-A10 C

Cooling capacity i
74.59 kW
Air flow
26,915 m³/h
Fin spacing
4.2 mm
Air throw
22 m
Fans
4 × ⌀500 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-HL — EA-HL - high-type EA unit cooler (Ø500 fans)
  • B
    Number of fans: 4 — Number of fans (one digit).
  • C
    Fan diameter: 50 — Ø500 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: G — 8 tube rows
  • F
    Fin spacing: 4 — Fin spacing about 4 mm
  • G
    Generation code: A — Generation A
  • H
    Fan data: 10 — Ø500: 400V/3Ph/50Hz, 4-pole

Data

Evaporator
Air flow 26,915 m³/h
Air throw 22 m
External surface 405.1 m²
Inner volume 84.6 dm³
Fin spacing 4.2 mm
Fin materialAluminium
Net weight 428 kg
Fans
Quantity 4
Diameter 500 mm
Speed 1,360 rpm
Power 2,760 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 63.0 dB(A)
Sound power 86.0 dB(A)
Energy class C
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
EA-HL-450AG4-A10 C None
EA-HL-450AG4-A10 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)
72.106 kW
Low speed (Y)
59.434 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 27.39 29.16 30.79 32.07 33.06 33.65 33.89 34.70 37.00 40.29 39.54 39.26 38.85 38.26
5 33.19 35.93 38.42 40.63 42.23 43.03 43.65 44.63 47.57 51.84 50.83 50.39 49.72 48.56
6 ≈ 38.17 41.79 44.77 47.81 50.10 51.71 52.67 53.84 57.37 62.59 61.40 60.85 59.98 58.45
7 ≈ 34.44 ≈ 45.69 50.91 54.87 57.96 60.18 61.58 63.01 67.16 73.25 71.90 71.24 70.15 68.19
8 ≈ 21.62 ≈ 51.29 56.58 61.53 65.48 68.38 70.33 72.11 76.89 83.88 82.45 81.68 80.41 78.06
9 not rated ≈ 52.87 ≈ 61.79 67.76 72.65 76.33 78.88 81.09 86.54 94.45 92.99 92.14 90.72 88.03
10 not rated ≈ 32.80 ≈ 66.54 73.58 79.45 83.99 87.23 89.93 96.07 104.95 103.50 102.60 101.06 98.06

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 23.60 24.76 25.84 26.77 27.37 27.67 27.72 28.43 30.32 33.02 32.35 32.11 31.76 31.26
5 29.11 30.94 32.63 34.11 34.99 35.56 35.74 36.45 38.78 42.20 41.15 40.73 40.09 39.02
6 33.86 36.45 38.84 40.95 42.42 43.12 43.58 44.41 47.24 51.37 50.09 49.53 48.65 47.14
7 ≈ 38.01 41.37 44.52 46.92 48.95 50.29 50.97 51.93 55.23 60.07 58.71 58.07 57.05 55.19
8 ≈ 41.70 45.88 49.35 52.86 55.50 57.31 58.30 59.43 63.22 68.73 67.24 66.49 65.29 63.04
9 not rated 49.50 54.19 58.50 61.83 64.14 65.53 66.89 71.18 77.39 75.80 74.95 73.58 70.97
10 not rated ≈ 53.13 58.68 63.83 67.90 70.80 72.64 74.29 79.09 86.04 84.37 83.44 81.93 78.98

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 103.50184.368
SC2 0 8 72.10659.434
SC3 -18 7 56.21547.813
SC4 -25 6 44.76938.841
SC5 -34 6 38.95934.447

Dimensions

Dimension drawing of EA-HL-450AG4-A10 C
Dimension drawing
Dimensions as drawn
A 4387 mm
B 740 mm
C 875 mm
F 660 mm
E1 1018 mm
E2 1000 mm
E 4035 mm
D IN 1 x Ø42
D OUT 1 x Ø66,7
Overall [mm]
Length 4387 mm
Width 740 mm
Height 875 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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