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Dry cooler BE-291DB1-B04 C

Dry cooler BE-291DB1-B04 C
Illustrative photo

Producer: Karyer · Line: BE (Dry)

Product code: BE-291DB1-B04 C

Heat rejection i
185.74 kW
Air flow
59,100 m³/h
Fans
2 × ⌀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: BE — BE = V-type dry cooler.
  • 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

Coil
Air flow 59,100 m³/h
External surface 634.6 m²
Inner volume 76.2 dm³
Fin materialAluminium
Net weight 693 kg
Fans
Quantity 2
Diameter 910 mm
Speed 840 rpm
Power 5,600 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 61.0 dB(A)
Sound power 93.0 dB(A)
Energy class E
Connections
Inlet 2"
Outlet 2"
Defrost
BE-291DB1-B04 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)
185.744 kW Fluid flow 32.24 m³/h Pressure drop 64.8 kPa
Heat rejection · Low speed (Y)
149.312 kW Fluid flow 25.92 m³/h Pressure drop 43.9 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
35 108.50 not rated not rated not rated not rated not rated
40 185.74 108.67 not rated not rated not rated not rated
45 261.15 185.32 108.80 not rated not rated not rated
50 335.96 260.19 184.94 108.93 not rated not rated
55 410.51 334.50 259.35 184.64 109.09 not rated
60 484.90 408.54 333.21 258.68 184.48 109.30

Low speed (Y)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 87.78 not rated not rated not rated not rated not rated
40 149.31 87.90 not rated not rated not rated not rated
45 209.22 148.89 87.97 not rated not rated not rated
50 268.61 208.34 148.51 88.05 not rated not rated
55 327.74 267.27 207.56 148.22 88.16 not rated
60 386.76 326.00 266.11 206.92 148.04 88.33

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) 185.744 32.24 64.8
Low speed (Y) 149.312 25.92 43.9

Dimensions

Dimension drawing of BE-291DB1-B04 C
Dimension drawing
Dimensions as drawn
A 1958 mm
B 1210 mm
C 4060 mm
F 1050 mm
G 4660 mm
E1 1830 mm
D IN 2"
D OUT 2"
Overall [mm]
Length 4660 mm
Width 1210 mm
Height 1958 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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