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Blast freezer EK-SR-491DE10-A03 C

Blast freezer EK-SR-491DE10-A03 C
Illustrative photo

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

Product code: EK-SR-491DE10-A03 C

Cooling capacity i
157.61 kW
Air flow
132,841 m³/h
Fin spacing
10.0 mm
Fans
4 × ⌀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 132,841 m³/h
External surface 571.3 m²
Inner volume 235.6 dm³
Fin spacing 10.0 mm
Fin materialAluminium
Net weight 1,507 kg
Fans
Quantity 4
Diameter 910 mm
Speed 1,210 rpm
Power 20,800 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 70.0 dB(A)
Sound power 95.3 dB(A)
Energy class E
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
EK-SR-491DE10-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)
157.605 kW
Low speed (Y)
127.709 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 65.95 65.39 65.02 64.76 64.13 63.29 62.34 62.25 65.70 70.64 68.38 67.54 66.34 64.53
5 76.62 77.12 77.58 86.62 86.24 85.51 84.47 84.26 89.05 95.84 92.74 91.61 89.99 87.52
6 92.83 94.86 96.62 108.94 109.44 109.12 108.04 107.83 114.02 122.85 118.90 117.42 115.26 111.90
7 107.94 111.26 114.63 130.53 132.20 132.75 132.41 132.52 140.23 151.33 146.69 144.88 142.17 137.91
8 120.55 125.98 130.92 150.34 153.53 155.47 156.43 157.61 166.99 180.56 175.45 173.40 170.34 165.33
9 147.07 155.23 162.60 169.08 173.50 176.31 177.88 179.45 190.52 206.72 202.13 200.22 197.36 192.58
10 159.14 169.57 179.02 187.34 193.18 197.02 199.32 201.38 213.91 232.23 227.34 225.24 222.07 216.71

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 55.78 54.93 54.43 54.17 53.69 53.08 52.40 52.55 55.64 59.99 58.28 57.64 56.74 55.37
5 64.80 64.33 64.34 71.61 71.28 70.66 69.83 69.83 73.88 79.65 77.24 76.37 75.14 73.29
6 78.84 79.48 80.16 89.80 89.83 89.29 88.48 88.41 93.49 100.79 97.63 96.45 94.75 92.11
7 92.25 94.08 95.78 108.07 108.72 108.63 107.96 107.73 113.96 122.97 119.14 117.66 115.49 112.03
8 104.84 108.14 110.61 125.74 127.28 127.82 127.55 127.71 135.16 145.99 141.60 139.81 137.23 133.03
9 128.75 133.85 138.55 142.81 145.59 147.21 147.45 147.92 156.66 169.38 164.60 162.62 159.67 154.79
10 140.05 146.85 153.06 158.57 162.21 164.54 165.78 167.14 177.36 192.32 187.88 185.71 182.45 176.96

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 227.335187.883
SC2 0 8 157.605127.709
SC3 -18 7 131.345108.437
SC4 -25 6 96.61880.156
SC5 -34 6 93.40979.087

Dimensions

Dimension drawing of EK-SR-491DE10-A03 C
Dimension drawing
Dimensions as drawn
A 5660 mm
B 1360 mm
C 3390 mm
F 1310 mm
G 2370 mm
E 5265 mm
H 1393 mm
I 5690 mm
D IN 2 x Ø42
D OUT 2 x Ø66,7
Overall [mm]
Length 5660 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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