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Blast freezer EK-SR-191DG7-A04 C

Blast freezer EK-SR-191DG7-A04 C
Illustrative photo

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

Product code: EK-SR-191DG7-A04 C

Cooling capacity i
52.83 kW
Air flow
27,628 m³/h
Fin spacing
7.0 mm
Fans
1 × ⌀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 27,628 m³/h
External surface 263.6 m²
Inner volume 82.1 dm³
Fin spacing 7.0 mm
Fin materialAluminium
Net weight 650 kg
Fans
Quantity 1
Diameter 910 mm
Speed 840 rpm
Power 2,800 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 66.0 dB(A)
Sound power 90.0 dB(A)
Energy class C
Connections
Inlet Ø35
Outlet Ø54
Defrost
EK-SR-191DG7-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)
52.826 kW
Low speed (Y)
42.496 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 22.49 22.60 22.74 22.88 22.86 22.73 22.53 22.78 24.19 26.16 25.53 25.31 25.01 24.47
5 25.60 26.07 26.50 29.85 29.93 29.86 29.64 29.85 31.64 34.20 33.25 32.91 32.42 31.69
6 30.56 31.57 32.46 36.87 37.15 37.25 37.10 37.30 39.49 42.69 41.45 40.98 40.29 39.20
7 35.15 36.58 38.01 43.59 44.39 44.76 44.76 45.02 47.70 51.60 50.11 49.52 48.64 47.19
8 39.02 41.19 ≈ 43.16 ≈ 49.86 51.15 51.93 52.30 52.83 56.05 60.70 59.03 58.33 57.29 55.51
9 47.34 50.46 53.31 55.80 57.53 58.59 59.17 59.84 63.54 68.96 67.39 66.71 65.65 63.83
10 ≈ 50.96 54.86 58.43 61.56 63.75 65.20 66.02 66.87 71.04 77.12 75.43 74.67 73.47 71.39

Low speed (Y)

TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 18.99 18.93 18.95 19.03 18.99 18.89 18.72 19.00 20.20 21.88 21.39 21.22 20.99 20.65
5 21.63 21.69 21.90 24.56 24.60 24.50 24.29 24.52 26.01 28.14 27.37 27.10 26.71 26.12
6 25.93 26.40 26.85 30.28 30.45 30.37 30.15 30.34 32.14 34.75 33.71 33.32 32.74 31.83
7 30.01 30.89 31.70 35.98 36.35 36.42 36.23 36.32 38.46 41.59 40.30 39.79 39.03 37.79
8 33.82 35.20 36.25 41.45 42.11 42.36 42.28 42.50 44.99 48.64 47.16 46.53 45.60 44.07
9 41.49 43.35 45.19 46.82 47.85 48.37 48.43 48.74 51.61 55.80 54.16 53.44 52.36 50.54
10 44.75 47.35 49.71 51.78 53.13 53.94 54.28 54.81 58.13 62.97 61.25 60.44 59.22 57.12

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] High speed (Δ) [kW]Low speed (Y) [kW]
SC1 10 10 75.43461.247
SC2 0 8 52.82642.496
SC3 -18 7 43.97336.170
SC4 -25 6 32.45526.845
SC5 -34 6 30.81826.066

Dimensions

Dimension drawing of EK-SR-191DG7-A04 C
Dimension drawing
Dimensions as drawn
A 1760 mm
B 1360 mm
C 3390 mm
F 1310 mm
G 2370 mm
E 1365 mm
H 1393 mm
I 1790 mm
D IN 1 x Ø35
D OUT 1 x Ø54
Overall [mm]
Length 1760 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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