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Blast freezer EK-S-450AE10-B10 C

Blast freezer EK-S-450AE10-B10 C
Illustrative photo

Producer: Karyer · Line: EK-S (Blast Freezers)

Product code: EK-S-450AE10-B10 C

Cooling capacity i
42.44 kW
Air flow
30,935 m³/h
Fin spacing
10.0 mm
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): EK-S — EK-S - blast freezer
  • 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: E — 6 tube rows
  • F
    Fin spacing: 10 — Fin spacing about 10 mm
  • G
    Generation code: B — Generation B
  • H
    Fan data: 10 — Ø500: 400V/3Ph/50Hz, 4-pole

Data

Evaporator
Air flow 30,935 m³/h
External surface 175.8 m²
Inner volume 74.5 dm³
Fin spacing 10.0 mm
Fin materialAluminium
Net weight 612 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 86.6 dB(A)
Energy class C
Connections
Inlet Ø35
Outlet Ø66,7
Defrost
EK-S-450AE10-B10 C None
EK-S-450AE10-B10 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)
40.503 kW
Low speed (Y)
35.434 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.

High speed (Δ)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 17.33 16.78 16.49 16.36 16.23 16.11 16.00 16.14 17.09 18.50 18.10 17.96 17.76 17.46
5 20.93 20.35 20.03 22.07 21.87 21.65 21.43 21.50 22.78 24.62 24.02 23.80 23.51 23.06
6 26.50 25.92 25.60 28.27 28.03 27.73 27.41 27.41 29.00 31.29 30.41 30.09 29.65 28.98
7 32.22 31.65 31.41 34.81 34.57 34.25 33.85 33.77 35.70 38.49 37.31 36.87 36.25 35.31
8 37.85 37.50 37.40 41.58 41.39 41.07 40.64 40.50 42.80 46.13 44.65 44.10 43.29 42.04
9 48.19 48.08 48.21 48.45 48.40 48.14 47.69 47.52 50.21 54.13 52.38 51.70 50.70 49.13
10 54.12 54.41 54.85 55.35 55.48 55.32 54.93 54.76 57.86 62.38 60.37 59.57 58.41 56.52

Low speed (Y)

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 15.48 15.02 14.79 14.71 14.63 14.55 14.47 14.67 15.57 16.87 16.54 16.42 16.25 16.01
5 18.56 18.05 17.78 19.64 19.49 19.33 19.16 19.30 20.48 22.17 21.66 21.48 21.24 20.88
6 23.39 22.85 22.57 24.95 24.76 24.53 24.27 24.35 25.79 27.86 27.11 26.84 26.47 25.91
7 28.32 27.81 27.56 30.54 30.34 30.07 29.74 29.74 31.47 33.96 32.95 32.58 32.05 31.24
8 33.32 32.89 32.68 36.32 36.16 35.88 35.49 35.43 37.46 40.41 39.13 38.65 37.95 36.86
9 42.46 42.15 42.12 42.24 42.13 41.87 41.47 41.36 43.71 47.14 45.62 45.01 44.15 42.76
10 47.78 47.72 47.90 48.21 48.20 47.99 47.58 47.47 50.16 54.08 52.34 51.63 50.59 48.92

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 60.37452.339
SC2 0 8 40.50335.434
SC3 -18 7 34.72630.469
SC4 -25 6 25.59822.568
SC5 -34 6 26.40123.294

Dimensions

Dimension drawing of EK-S-450AE10-B10 C
Dimension drawing
Dimensions as drawn
A 3660 mm
B 1000 mm
C 1930 mm
F 600 mm
G 3265 mm
E 2170 mm
G1 833 mm
G2 800 mm
D IN 1 x Ø35
D OUT 1 x Ø66,7
Overall [mm]
Length 3660 mm
Width 1000 mm
Height 2170 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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