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Blast freezer EK-SR-491BE7-A04 C

Blast freezer EK-SR-491BE7-A04 C
Illustrative photo

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

Product code: EK-SR-491BE7-A04 C

Cooling capacity i
125.30 kW
Air flow
100,791 m³/h
Fin spacing
7.0 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 100,791 m³/h
External surface 527.3 m²
Inner volume 154.9 dm³
Fin spacing 7.0 mm
Fin materialAluminium
Net weight 1,216 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 72.0 dB(A)
Sound power 96.9 dB(A)
Energy class E
Connections
Inlet Ø35
Outlet Ø54
Defrost
EK-SR-491BE7-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)
125.295 kW
Low speed (Y)
105.057 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 52.33 52.58 52.79 52.86 52.63 52.11 51.41 52.19 55.13 59.41 57.70 57.06 56.15 54.77
5 59.88 61.30 62.46 70.38 70.58 70.21 69.41 70.00 74.24 80.16 77.88 77.07 75.92 74.22
6 71.80 74.28 76.77 87.55 88.65 88.86 88.31 89.18 94.54 102.10 99.03 97.89 96.22 93.69
7 81.52 85.66 ≈ 89.39 ≈ 102.91 105.20 106.47 106.88 108.31 115.07 124.84 121.48 120.05 117.95 114.54
8 90.55 96.23 ≈ 101.35 ≈ 117.52 120.83 122.78 123.62 125.30 133.12 144.51 141.09 139.70 137.62 134.16
9 109.77 117.91 125.31 131.74 136.21 139.01 140.40 142.41 151.34 164.42 160.54 158.93 156.49 152.38
10 ≈ 118.06 128.10 137.35 145.45 151.25 155.07 157.14 159.56 169.62 184.36 180.21 178.39 175.63 170.92

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 44.66 44.54 44.55 44.64 44.37 43.93 43.34 44.46 47.25 51.01 49.71 49.22 48.53 47.48
5 51.46 52.01 52.56 58.88 58.70 58.25 57.47 58.51 62.17 67.23 65.39 64.78 63.90 62.57
6 62.08 63.64 65.05 73.48 73.79 73.33 72.53 73.40 77.86 84.13 81.43 80.48 79.12 77.05
7 72.01 74.42 76.89 87.65 88.68 88.84 88.19 89.01 94.31 101.93 98.58 97.29 95.36 92.33
8 80.32 84.17 87.62 100.69 102.67 103.69 103.81 105.06 111.33 120.45 116.52 114.95 112.59 108.72
9 97.90 103.61 108.71 113.11 115.88 117.42 117.84 119.20 126.49 137.18 133.47 131.89 129.52 125.52
10 105.86 113.09 119.59 125.22 128.81 130.97 131.79 133.44 141.61 153.54 149.49 147.68 144.96

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 180.210149.491
SC2 0 8 125.295105.057
SC3 -18 7 103.96888.139
SC4 -25 6 76.76965.048
SC5 -34 6 72.53762.507

Dimensions

Dimension drawing of EK-SR-491BE7-A04 C
Dimension drawing
Dimensions as drawn
A 5660 mm
B 1360 mm
C 2790 mm
F 1310 mm
G 1770 mm
E 5265 mm
H 1393 mm
I 5690 mm
D IN 2 x Ø35
D OUT 2 x Ø54
Overall [mm]
Length 5660 mm
Width 1393 mm
Height 2790 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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