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Blast freezer EK-SR-491DE10-A04 C

Blast freezer EK-SR-491DE10-A04 C
Illustrative photo

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

Product code: EK-SR-491DE10-A04 C

Cooling capacity i
154.89 kW
Air flow
121,165 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 121,165 m³/h
External surface 571.3 m²
Inner volume 235.6 dm³
Fin spacing 10.0 mm
Fin materialAluminium
Net weight 1,494 kg
Fans
Quantity 4
Diameter 910 mm
Speed 840 rpm
Power 11,200 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 71.0 dB(A)
Sound power 96.0 dB(A)
Energy class D
Connections
Inlet Ø42
Outlet Ø66,7
Defrost
EK-SR-491DE10-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)
154.888 kW
Low speed (Y)
128.327 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 65.45 64.94 64.64 64.45 63.90 63.12 62.22 62.29 65.85 70.85 68.66 67.83 66.66 64.89
5 75.80 76.29 76.78 85.78 85.47 84.81 83.82 83.78 88.59 95.43 92.41 91.31 89.76 87.38
6 91.68 93.63 95.34 107.51 108.03 107.76 106.91 106.67 112.83 121.64 117.79 116.34 114.23 110.94
7 106.50 109.69 112.93 128.55 130.19 130.71 130.37 130.58 138.20 149.20 144.65 142.87 140.20 135.94
8 119.07 124.31 129.09 148.18 151.27 153.14 154.02 154.89 164.09 177.47 172.40 170.33 167.24 162.16
9 145.28 153.15 160.29 166.58 170.85 173.54 175.00 176.56 187.44 203.36 198.72 196.76 193.81 188.85
10 157.21 167.29 176.46 184.51 190.08 193.76 195.93 197.98 210.28 228.25 223.24 221.07 217.77 212.16

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 56.32 55.55 55.12 54.90 54.46 53.86 53.18 53.48 56.66 61.15 59.48 58.84 57.93 56.55
5 65.24 64.86 64.94 72.35 72.07 71.47 70.63 70.79 74.94 80.83 78.40 77.53 76.31 74.47
6 79.20 79.93 80.70 90.48 90.57 90.07 89.23 89.31 94.48 101.90 98.71 97.51 95.78 93.10
7 92.53 94.45 96.23 108.66 109.38 109.31 108.60 108.51 114.81 123.92 120.03 118.51 116.27 112.66
8 105.04 108.42 110.97 126.22 127.81 128.36 128.06 128.33 135.82 146.74 142.23 140.37 137.67 133.26
9 128.88 134.06 138.84 143.17 145.98 147.56 147.76 148.36 157.12 169.86 164.92 162.84 159.74 154.58
10 140.14 147.02 153.31 158.80 162.53 164.84 165.97 167.41 177.61 192.52 187.88 185.58 182.11 176.26

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 223.238187.879
SC2 0 8 154.888128.327
SC3 -18 7 129.348109.056
SC4 -25 6 95.33980.696
SC5 -34 6 92.23279.471

Dimensions

Dimension drawing of EK-SR-491DE10-A04 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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