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Dry cooler BC/BD-t-2X763AC5-B19 C

Dry cooler BC/BD-t-2X763AC5-B19 C
Illustrative photo

Producer: Karyer · Line: BC/BD (General)

Product code: BC/BD-t-2X763AC5-B19 C

Heat rejection i
527.21 kW
Air flow
154,485 m³/h
Fans
14 × ⌀630 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).
  • B
    Fin type (optional "t"): t — t: louvered fins (high-efficiency fin surface)
  • C
    Fan rows (optional "Nx"): 2 — Catalogue: "Fan Row no." (number before x/X).
  • D
    Number of fans per row: 7 — Digit 1-9; total fans = fan rows x this digit.
  • E
    Fan diameter: 63 — Ø630 mm
  • G
    Coil tube rows (2nd dimensional letter): C — 4 tube rows
  • H
    Fin spacing: 5 — 2.5 mm
  • I
    Generation code: B — generation B
  • J
    Fan data (fan motor code): 19 — three-phase 400 V 50 Hz, 4-pole AC fan (in this series)

Data

Coil
Air flow 154,485 m³/h
External surface 1,089.3 m²
Inner volume 186.7 dm³
Fin materialAluminium
Net weight 1,130 kg
Fans
Quantity 14
Diameter 630 mm
Speed 1,330 rpm
Power 17,500 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 63.0 dB(A)
Sound power 95.0 dB(A)
Energy class E
Connections
Inlet 5"
Outlet 5"
Defrost
BC/BD-t-2X763AC5-B19 C None

Performance

Outlet 35 °C

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)
527.210 kW Fluid flow 91.49 m³/h Pressure drop 24.9 kPa
Heat rejection · Low speed (Y)
439.215 kW Fluid flow 76.23 m³/h Pressure drop 17.9 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.

High speed (Δ)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 299.63 not rated not rated not rated not rated not rated
40 527.21 301.98 not rated not rated not rated not rated
45 747.46 527.44 303.94 not rated not rated not rated
50 965.24 746.01 527.66 305.71 not rated not rated
55 1181.99 962.27 744.78 528.08 307.47 not rated
60 1398.14 1177.57 959.84 744.09 528.87 309.31

Low speed (Y)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 251.46 not rated not rated not rated not rated not rated
40 439.22 253.47 not rated not rated not rated not rated
45 620.04 439.24 255.14 not rated not rated not rated
50 798.70 618.70 439.39 256.69 not rated not rated
55 976.33 796.10 617.69 439.74 258.20 not rated
60 1153.38 972.52 794.01 617.13 440.44 259.84

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) 527.210 91.49 24.9
Low speed (Y) 439.215 76.23 17.9

Dimensions

Dimension drawing of BC/BD-t-2X763AC5-B19 C
Dimension drawing
Dimensions as drawn
A 6750 mm
B 1220 mm
C 2310 mm
F 1050 mm
G 450 mm
E 6400 mm
H 900 mm
I 2260 mm
K 7100 mm
D IN 5"
D OUT 5"
Overall [mm]
Length 6750 mm
Width 2310 mm
Height 1220 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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