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Blast freezer EK-SR-291DC4-A03 C

Blast freezer EK-SR-291DC4-A03 C
Illustrative photo

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

Product code: EK-SR-291DC4-A03 C

Cooling capacity i
82.62 kW
Air flow
66,519 m³/h
Fin spacing
4.6 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 66,519 m³/h
External surface 390.9 m²
Inner volume 82.9 dm³
Fin spacing 4.6 mm
Fin materialAluminium
Net weight 863 kg
Fans
Quantity 2
Diameter 910 mm
Speed 1,210 rpm
Power 10,400 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 68.0 dB(A)
Sound power 92.3 dB(A)
Energy class E
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
EK-SR-291DC4-A03 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)
82.624 kW
Low speed (Y)
69.597 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 35.03 34.82 34.64 34.63 34.45 34.17 33.85 33.97 35.91 38.76 37.76 37.40 36.88 36.10
5 40.54 40.98 41.34 46.25 46.19 45.89 45.43 45.47 48.12 51.91 50.43 49.91 49.18 48.09
6 49.18 50.26 51.39 58.11 58.50 58.44 58.08 58.11 61.49 66.33 64.39 63.67 62.62 61.06
7 56.12 58.23 60.13 68.68 69.84 70.48 70.75 71.26 75.62 81.88 79.51 78.60 77.27 75.19
8 62.73 65.79 68.52 78.77 80.48 81.50 81.99 82.62 87.69 95.08 92.95 92.10 90.85 88.82
9 76.47 81.06 85.15 88.68 91.07 92.54 93.35 94.16 99.97 108.46 106.05 105.08 103.62 101.24
10 82.68 88.54 93.80 98.36 101.53 103.57 104.76 105.82 112.39 122.01 119.38 118.29 116.65 113.92

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 29.87 29.55 29.41 29.39 29.27 29.10 28.89 29.12 30.89 33.41 32.65 32.36 31.97 31.37
5 34.64 34.62 34.70 38.69 38.57 38.35 38.04 38.19 40.47 43.74 42.63 42.23 41.67 40.84
6 42.15 42.70 43.19 48.49 48.59 48.41 47.99 48.06 50.88 54.95 53.42 52.86 52.06 50.84
7 49.32 50.37 51.49 58.27 58.75 58.80 58.53 58.61 62.04 67.00 65.05 64.31 63.23 61.55
8 55.24 57.14 58.90 67.20 68.31 68.93 69.18 69.60 73.69 79.65 77.36 76.47 75.15 73.05
9 67.67 70.65 73.36 75.74 77.28 78.19 78.62 79.19 84.02 91.11 89.00 88.15 86.88 84.80
10 73.52 77.49 81.04 84.14 86.21 87.45 88.11 88.83 94.27 102.23 99.91 98.94 97.49 95.09

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 119.37999.913
SC2 0 8 82.62469.597
SC3 -18 7 69.21158.521
SC4 -25 6 51.39443.191
SC5 -34 6 49.29842.328

Dimensions

Dimension drawing of EK-SR-291DC4-A03 C
Dimension drawing
Dimensions as drawn
A 3060 mm
B 1360 mm
C 3390 mm
F 1310 mm
G 2370 mm
E 2665 mm
H 1393 mm
I 3090 mm
D IN 1 x Ø42
D OUT 1 x Ø66,7
Overall [mm]
Length 3060 mm
Width 1393 mm
Height 3390 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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