EK-SR-491DG4-A04 C
242.35 kW
Blast freezer EK-SR-491DG4-A03 C
Defrost: None
Product code: EK-SR-491DG4-A03 C
- Cooling capacity i
- 259.33 kW
- Air flow
- 117,984 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 | 117,984 m³/h |
|---|---|
| External surface | 1,563.8 m² |
| Inner volume | 310.0 dm³ |
| Fin spacing | 4.6 mm |
| Fin material | Aluminium |
| Net weight | 1,783 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 1,210 rpm |
| Power | 20,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 4 |
| Sound pressure | 70.0 dB(A) |
|---|---|
| Sound power | 95.0 dB(A) |
| Energy class | E |
| Inlet | Ø42 |
|---|---|
| Outlet | Ø80 |
| EK-SR-491DG4-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)
- 259.327 kW
- Low speed (Y)
- 203.792 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 | 111.89 | 113.67 | 115.28 | 116.72 | 116.97 | 116.71 | 115.91 | 117.38 | 124.66 | 134.98 | 131.84 | 130.74 | 129.19 | 126.91 |
| 5 | 125.10 | 129.19 | 132.75 | 150.05 | 151.69 | 152.00 | 151.30 | 152.71 | 161.97 | 175.21 | 170.53 | 168.82 | 166.36 | 162.61 |
| 6 | 146.45 | 153.61 | 159.68 | 183.36 | 186.98 | 188.44 | 188.31 | 189.83 | 201.28 | 217.88 | 211.78 | 209.40 | 205.88 | 200.23 |
| 7 | 165.87 | 175.40 | ≈ 184.03 | ≈ 212.83 | 218.39 | 221.66 | 223.09 | 225.60 | 239.56 | 260.05 | 253.85 | 251.34 | 247.39 | 240.12 |
| 8 | 183.16 | 195.81 | ≈ 207.33 | ≈ 241.51 | 249.23 | 253.97 | 256.26 | 259.33 | 275.40 | 298.93 | 291.92 | 288.94 | 284.40 | 276.74 |
| 9 | ≈ 220.96 | 238.70 | 255.01 | 269.30 | 279.45 | 285.89 | 289.40 | 293.23 | 311.49 | 338.13 | 330.49 | 327.07 | 321.83 | 312.83 |
| 10 | ≈ 236.68 | 258.20 | 278.24 | 295.98 | 308.80 | 317.45 | 322.40 | 327.17 | 347.69 | 377.57 | 369.41 | 365.60 | 359.70 | 349.43 |
Low speed (Y)
| TD [K] \ air [°C] | -35 | -30 | -25 | -20 | -15 | -10 | -5 | 0 | 2 | 5 | 10 | 12 | 15 | 20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 90.91 | 91.28 | 91.94 | 92.74 | 92.95 | 92.71 | 92.12 | 93.47 | 99.36 | 107.74 | 105.36 | 104.54 | 103.39 | 101.71 |
| 5 | 102.42 | 103.95 | 105.48 | 118.82 | 119.30 | 119.21 | 118.49 | 119.60 | 126.88 | 137.42 | 133.78 | 132.44 | 130.52 | 127.56 |
| 6 | 121.73 | 125.03 | 128.05 | 145.18 | 146.60 | 146.53 | 145.91 | 146.88 | 155.59 | 168.41 | 163.58 | 161.70 | 158.93 | 154.48 |
| 7 | 139.78 | 144.53 | 149.39 | 170.65 | 173.31 | 174.38 | 174.03 | 175.06 | 185.45 | 200.67 | 194.78 | 192.40 | 188.74 | 182.83 |
| 8 | 155.37 | 162.79 | ≈ 169.57 | ≈ 195.07 | 199.37 | 201.72 | 202.46 | 203.79 | 215.90 | 233.55 | 226.86 | 223.96 | 219.64 | 212.17 |
| 9 | 188.76 | 199.61 | 209.49 | 218.11 | 223.88 | 227.15 | 228.56 | 230.70 | 244.71 | 265.14 | 258.55 | 255.60 | 250.99 | 242.15 |
| 10 | 203.53 | 217.21 | 229.67 | 240.53 | 247.90 | 252.42 | 254.57 | 257.16 | 272.83 | 295.59 | 288.36 | 285.07 | 279.80 | 270.65 |
Standard ratings (EN 328 / Eurovent)
| Standard condition | Air inlet [°C] | TD [K] | High speed (Δ) [kW] | Low speed (Y) [kW] |
|---|---|---|---|---|
| SC1 | 10 | 10 | 369.406 | 288.361 |
| SC2 | 0 | 8 | 259.327 | 203.792 |
| SC3 | -18 | 7 | 215.362 | 171.917 |
| SC4 | -25 | 6 | 159.676 | 128.045 |
| SC5 | -34 | 6 | 148.437 | 122.605 |
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 |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.