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Blast freezer EK-SR-291CE10-A04 C

Blast freezer EK-SR-291CE10-A04 C
Illustrative photo

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

Product code: EK-SR-291CE10-A04 C

Cooling capacity i
70.68 kW
Air flow
57,248 m³/h
Fin spacing
10.0 mm
Fans
2 × ⌀910 mm

Nominal conditions: refrigerant R404A, evaporation (dew point) −8 °C, inlet air 0 °C, humidity 85 %

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Data

Evaporator
Air flow 57,248 m³/h
External surface 238.1 m²
Inner volume 97.8 dm³
Fin spacing 10.0 mm
Fin materialAluminium
Net weight 813 kg
Fans
Quantity 2
Diameter 910 mm
Speed 840 rpm
Power 5,600 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 69.0 dB(A)
Sound power 93.0 dB(A)
Energy class D
Connections
Inlet Ø28
Outlet Ø54
Defrost
EK-SR-291CE10-A04 C None

Performance

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)
70.683 kW
Low speed (Y)
58.392 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)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 30.67 29.91 29.40 29.05 28.62 28.15 27.67 27.81 29.35 31.58 30.62 30.27 29.77 29.03
5 36.24 35.65 35.36 39.05 38.62 38.04 37.39 37.42 39.57 42.59 41.23 40.75 40.07 39.08
6 44.70 44.63 44.66 49.66 49.31 48.75 48.01 47.95 50.67 54.51 52.63 51.95 50.99 49.54
7 52.86 53.42 53.95 60.46 60.43 60.01 59.27 59.14 62.47 67.20 64.84 63.96 62.67 60.68
8 60.58 61.69 62.89 71.02 71.45 71.33 70.75 70.68 74.70 80.51 77.72 76.63 75.05 72.53
9 74.65 76.91 79.04 80.98 82.15 82.71 82.46 82.52 87.27 94.18 91.09 89.85 88.02 85.09
10 81.57 84.76 87.67 90.27 91.89 92.78 93.05 93.60 99.23 107.45 104.69 103.30 101.28 97.95

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 26.21 25.51 25.08 24.82 24.52 24.18 23.84 24.08 25.52 27.53 26.79 26.52 26.13 25.55
5 30.73 30.17 29.84 32.95 32.60 32.17 31.67 31.81 33.68 36.33 35.25 34.88 34.36 33.59
6 38.02 37.66 37.43 41.54 41.24 40.77 40.17 40.21 42.52 45.81 44.30 43.76 42.99 41.84
7 45.09 45.08 45.21 50.43 50.27 49.80 49.16 49.11 51.90 55.91 53.98 53.25 52.21 50.58
8 51.90 52.40 52.93 59.38 59.45 59.13 58.50 58.39 61.70 66.49 64.16 63.26 61.91 59.80
9 64.89 66.12 67.09 68.14 68.55 68.46 67.95 67.88 71.74 77.33 74.69 73.62 72.05 69.50
10 71.55 73.27 75.12 76.84 77.66 77.85 77.49 77.55 81.99 88.43 85.56 84.34 82.55 79.57

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 104.68885.557
SC2 0 8 70.68358.392
SC3 -18 7 60.50450.402
SC4 -25 6 44.65537.430
SC5 -34 6 44.75337.987

Dimensions

Dimension drawing of EK-SR-291CE10-A04 C
Dimension drawing
Dimensions as drawn
A 3060 mm
B 1360 mm
C 3090 mm
F 1310 mm
G 2070 mm
E 2665 mm
H 1393 mm
I 3090 mm
D IN 2 x Ø28
D OUT 2 x Ø54
Overall [mm]
Length 3060 mm
Width 1393 mm
Height 3090 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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