EK-SR-491DG4-A03 C
259.33 kW
Blast freezer EK-SR-491DG4-A04 C
Defrost: None
Product code: EK-SR-491DG4-A04 C
- Cooling capacity i
- 242.35 kW
- Air flow
- 104,652 m³/h
- Fin spacing
- 4.6 mm
- Fans
- 4 × ⌀910 mm
Nominal conditions: refrigerant R404A, evaporation (dew point) −8 °C, inlet air 0 °C, humidity 85 %
Data
| Air flow | 104,652 m³/h |
|---|---|
| External surface | 1,563.8 m² |
| Inner volume | 310.0 dm³ |
| Fin spacing | 4.6 mm |
| Fin material | Aluminium |
| Net weight | 1,757 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 71.0 dB(A) |
|---|---|
| Sound power | 96.4 dB(A) |
| Energy class | D |
| Inlet | Ø42 |
|---|---|
| Outlet | Ø80 |
| EK-SR-491DG4-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)
- 242.347 kW
- Low speed (Y)
- 192.264 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 | -5 | 0 | 2 | 5 | 10 | 12 | 15 | 20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 105.95 | 107.25 | 108.54 | 109.55 | 109.93 | 109.62 | 108.80 | 110.56 | 117.54 | 127.35 | 124.46 | 123.45 | 122.04 | 119.99 |
| 5 | 118.51 | 121.78 | 124.67 | 141.21 | 142.39 | 142.39 | 141.47 | 142.66 | 151.39 | 163.93 | 159.49 | 157.88 | 155.55 | 152.03 |
| 6 | 140.09 | 145.18 | 150.35 | 171.91 | 174.60 | 175.55 | 175.04 | 176.52 | 187.13 | 202.55 | 196.66 | 194.36 | 190.91 | 185.50 |
| 7 | 158.31 | 166.55 | ≈ 174.04 | ≈ 200.63 | 205.31 | 207.92 | 208.79 | 211.08 | 224.02 | 242.63 | 235.48 | 232.60 | 228.26 | 221.11 |
| 8 | 175.17 | 186.24 | ≈ 196.29 | ≈ 227.78 | 234.31 | 238.04 | 239.64 | 242.35 | 257.22 | 279.00 | 272.04 | 269.03 | 264.47 | 256.70 |
| 9 | 211.71 | 227.37 | 241.68 | 254.16 | 262.82 | 268.01 | 270.53 | 273.81 | 290.65 | 315.21 | 307.55 | 304.07 | 298.76 | 289.48 |
| 10 | ≈ 227.16 | 246.36 | 264.08 | 279.63 | 290.53 | 297.65 | 301.31 | 305.35 | 324.23 | 351.67 | 343.40 | 339.51 | 333.49 | 322.76 |
Low speed (Y)
| TD [K] \ air [°C] | -35 | -30 | -25 | -20 | -15 | -10 | -5 | 0 | 2 | 5 | 10 | 12 | 15 | 20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 87.15 | 87.39 | 87.96 | 88.69 | 88.85 | 88.56 | 87.84 | 89.52 | 95.24 | 103.35 | 101.08 | 100.31 | 99.26 | 97.73 |
| 5 | 98.12 | 99.35 | 100.67 | 113.29 | 113.65 | 113.44 | 112.48 | 113.90 | 120.88 | 130.98 | 127.41 | 126.10 | 124.21 | 121.30 |
| 6 | 116.65 | 119.45 | 122.05 | 138.17 | 139.32 | 139.35 | 138.30 | 139.42 | 147.75 | 159.77 | 154.77 | 152.77 | 149.79 | 144.97 |
| 7 | 134.06 | 138.82 | 142.46 | 162.35 | 164.57 | 165.25 | 164.36 | 165.56 | 175.27 | 189.49 | 183.11 | 180.49 | 176.36 | 169.93 |
| 8 | 150.23 | 156.20 | 162.26 | 186.25 | 189.99 | 191.41 | 190.97 | 192.26 | 203.46 | 219.74 | 212.46 | 209.25 | 204.20 | 196.10 |
| 9 | 181.92 | 191.68 | 200.56 | 208.32 | 213.34 | 215.96 | 216.58 | 218.52 | 231.49 | 250.31 | 242.29 | 238.26 | 232.61 | 222.94 |
| 10 | 196.42 | 208.81 | 220.07 | 229.84 | 236.25 | 239.98 | 241.23 | 243.44 | 257.88 | 278.73 | 270.65 | 266.53 | 260.66 | 250.26 |
Standard ratings (EN 328 / Eurovent)
| Standard condition | Air inlet [°C] | TD [K] | High speed (Δ) [kW] | Low speed (Y) [kW] |
|---|---|---|---|---|
| SC1 | 10 | 10 | 343.398 | 270.650 |
| SC2 | 0 | 8 | 242.347 | 192.264 |
| SC3 | -18 | 7 | 202.780 | 163.441 |
| SC4 | -25 | 6 | 150.353 | 122.052 |
| SC5 | -34 | 6 | 141.557 | 117.402 |
Dimensions
| 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 Ø80 |
| 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.