BC/BD-2X563CB1-B01 C
258.72 kW
Dry cooler BC/BD-2x291BB1-B04 C
Defrost: None
Product code: BC/BD-2x291BB1-B04 C
- Heat rejection i
- 258.77 kW
- Air flow
- 102,872 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Model nomenclature
How to read the code of this model.
-
A
Series: BC/BD — BC = vertical, BD = horizontal dry cooler (air flow bottom to top).
-
C
Fan rows (optional "Nx"): 2 — Catalogue: "Fan Row no." (number before x/X).
-
D
Number of fans per row: 2 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 91 — Ø910 mm
-
G
Coil tube rows (2nd dimensional letter): B — 3 tube rows
-
H
Fin spacing: 1 — 2.1 mm
-
I
Generation code: B — generation B
-
J
Fan data (fan motor code): 04 — three-phase 400 V 50 Hz, 6-pole AC fan (in this series)
Data
| Air flow | 102,872 m³/h |
|---|---|
| External surface | 720.7 m² |
| Inner volume | 117.0 dm³ |
| Fin material | Aluminium |
| Net weight | 773 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 65.0 dB(A) |
|---|---|
| Sound power | 96.6 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x291BB1-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)
- 258.768 kW Fluid flow 44.91 m³/h Pressure drop 18.7 kPa
- Heat rejection · Low speed (Y)
- 209.329 kW Fluid flow 36.33 m³/h Pressure drop 12.7 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 | 140.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 258.77 | 142.58 | not rated | not rated | not rated | not rated |
| 45 | 374.02 | 259.77 | 144.13 | not rated | not rated | not rated |
| 50 | 488.40 | 374.39 | 260.68 | 145.51 | not rated | not rated |
| 55 | 602.41 | 488.20 | 374.76 | 261.55 | 146.78 | not rated |
| 60 | 716.17 | 601.64 | 488.10 | 375.23 | 262.47 | 148.03 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 114.76 | not rated | not rated | not rated | not rated | not rated |
| 40 | 209.33 | 116.30 | not rated | not rated | not rated | not rated |
| 45 | 301.18 | 210.11 | 117.60 | not rated | not rated | not rated |
| 50 | 392.17 | 301.43 | 210.84 | 118.76 | not rated | not rated |
| 55 | 482.79 | 391.96 | 301.71 | 211.56 | 119.84 | not rated |
| 60 | 573.18 | 482.12 | 391.86 | 302.11 | 212.35 | 120.89 |
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) | 258.768 | 44.91 | 18.7 |
| Low speed (Y) | 209.329 | 36.33 | 12.7 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 4150 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 4150 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.