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Blast freezer EK-SR-291DG7-A03 C

Blast freezer EK-SR-291DG7-A03 C
Illustrative photo

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

Product code: EK-SR-291DG7-A03 C

Cooling capacity i
109.88 kW
Air flow
61,794 m³/h
Fin spacing
7.0 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 61,794 m³/h
External surface 527.3 m²
Inner volume 157.3 dm³
Fin spacing 7.0 mm
Fin materialAluminium
Net weight 998 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 92.0 dB(A)
Energy class D
Connections
Inlet Ø35
Outlet Ø54
Defrost
EK-SR-291DG7-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)
109.881 kW
Low speed (Y)
87.085 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.

≈ 1.23 estimate — vendor data irregular here

High speed (Δ)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 46.92 46.79 46.96 47.16 47.04 46.71 46.25 46.59 49.40 53.36 52.02 51.48 50.72 49.56
5 53.39 54.26 55.04 61.89 62.07 61.78 61.28 61.57 65.22 70.43 68.43 67.71 66.68 65.13
6 63.93 65.94 67.70 76.49 77.29 77.44 77.10 77.41 81.98 88.52 85.93 84.95 83.51 81.27
7 73.70 76.55 79.41 91.07 92.68 93.40 93.39 93.85 99.43 107.53 104.43 103.21 101.40 98.45
8 81.68 86.06 ≈ 90.03 ≈ 103.90 106.49 108.07 108.84 109.88 116.65 126.59 123.49 122.08 119.94 116.42
9 99.20 105.57 111.36 116.41 119.92 122.09 123.31 124.64 132.36 143.66 140.44 139.07 136.98 133.46
10 106.90 114.88 122.17 128.57 133.05 136.03 137.74 139.45 148.15 160.86 157.41 155.88 153.54 149.52

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 38.75 38.49 38.45 38.53 38.42 38.19 37.86 38.27 40.63 43.98 42.96 42.60 42.10 41.38
5 44.32 44.46 44.62 49.96 49.98 49.76 49.35 49.67 52.65 56.93 55.38 54.83 54.04 52.85
6 53.33 54.12 54.90 61.81 62.08 61.91 61.50 61.74 65.39 70.67 68.60 67.82 66.69 64.91
7 61.88 63.51 65.00 73.65 74.35 74.31 74.00 74.25 78.58 84.94 82.40 81.40 79.93 77.53
8 69.90 72.53 74.52 85.05 86.34 86.87 86.74 87.09 92.21 99.69 96.77 95.57 93.76 90.82
9 85.26 89.31 92.87 96.04 98.07 99.28 99.55 100.10 106.04 114.67 111.45 110.06 107.98 104.51
10 92.62 97.68 102.28 106.33 108.99 110.65 111.43 112.45 119.31 129.30 126.24 124.76 122.42 118.44

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 157.405126.236
SC2 0 8 109.88187.085
SC3 -18 7 91.84474.011
SC4 -25 6 67.69654.896
SC5 -34 6 64.45853.564

Dimensions

Dimension drawing of EK-SR-291DG7-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 2 x Ø35
D OUT 2 x Ø54
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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