BC/BD-2x880EB1-B01 C
827.85 kW
Dry cooler BC/BD-2x691DB1-B04 C
Defrost: None
Product code: BC/BD-2x691DB1-B04 C
- Heat rejection i
- 828.61 kW
- Air flow
- 296,419 m³/h
- Fans
- 12 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 296,419 m³/h |
|---|---|
| External surface | 2,052.4 m² |
| Inner volume | 442.9 dm³ |
| Fin material | Aluminium |
| Net weight | 2,213 kg |
| Quantity | 12 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 33,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 69.0 dB(A) |
|---|---|
| Sound power | 102.0 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x691DB1-B04 C | None |
|---|
Performance
Fluid inlet 35–60 °C (outlet = inlet − 5 K, at least 5 K above the air inlet); air inlet 25…50 °C.
WATER 40 → 35 °C, air inlet 25 °C
- Heat rejection · High speed (Δ)
- 828.614 kW Fluid flow 143.81 m³/h Pressure drop 24.3 kPa
- Heat rejection · Low speed (Y)
- 655.077 kW Fluid flow 113.69 m³/h Pressure drop 15.8 kPa
Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
WATER; rows: fluid inlet [°C], outlet = inlet − 5 K; columns: air inlet temperature. The highlighted cell is the nominal point. "—": not rated by the manufacturer.
≈ 1.23 estimate — vendor data irregular here
High speed (Δ)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 461.37 | not rated | not rated | not rated | not rated | not rated |
| 40 | 828.61 | 465.89 | not rated | not rated | not rated | not rated |
| 45 | 1187.27 | 830.85 | 469.79 | not rated | not rated | not rated |
| 50 | 1543.19 | 1187.70 | 833.01 | 473.35 | not rated | not rated |
| 55 | 1897.84 | 1541.85 | 1188.30 | 835.21 | 476.80 | not rated |
| 60 | 2251.68 | 1894.84 | 1541.10 | 1189.37 | 837.73 | 480.18 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 368.13 | not rated | not rated | not rated | not rated | not rated |
| 40 | 655.08 | 371.70 | not rated | not rated | not rated | not rated |
| 45 | 934.07 | 656.70 | 374.84 | not rated | not rated | not rated |
| 50 | 1210.45 | 934.16 | 658.32 | 377.72 | not rated | not rated |
| 55 | 1485.59 | 1209.15 | 934.52 | 660.07 | 380.54 | not rated |
| 60 | 1760.09 | 1483.00 | 1208.40 | 935.44 | 662.19 | 383.45 |
Nominal rating
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
| Fan connection | Heat rejection [kW] | Fluid flow [m³/h] | Pressure drop [kPa] |
|---|---|---|---|
| High speed (Δ) | 828.614 | 143.81 | 24.3 |
| Low speed (Y) | 655.077 | 113.69 | 15.8 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 11550 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 11550 mm |
|---|---|
| Width | 2360 mm |
| Height | 1450 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.