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Condenser KA/KB-2x491DB5-B04 C

Condenser KA/KB-2x491DB5-B04 C
Illustrative photo

Producer: Karyer · Line: KA/KB (General)

Product code: KA/KB-2x491DB5-B04 C

Heat rejection i
714.41 kW
Air flow
248,007 m³/h
Fin spacing
2.5 mm
Fans
8 × ⌀910 mm

Nominal conditions (EN 327): air inlet 25 °C, condensing temperature 40 °C (ΔT 15 K), gas inlet superheat 26 K, no subcooling, relative humidity 50 %

Data

Coil
Air flow 248,007 m³/h
External surface 1,671.5 m²
Inner volume 227.6 dm³
Fin spacing 2.5 mm
Fin materialAluminium
Net weight 1,670 kg
Fans
Quantity 8
Diameter 910 mm
Speed 840 rpm
Power 22,400 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 66.0 dB(A)
Sound power 99.0 dB(A)
Energy class E
Connections
Inlet Ø66,7
Outlet Ø54
Defrost
KA/KB-2x491DB5-B04 C None

Performance

Condensing 40 °C

ΔT (condensing − air inlet) must be within 8–20 K; air inlet 25…50 °C.

R404A, dew point, air inlet 25 °C, ΔT 15 K (condensing 40 °C); Vendor rating (gas inlet superheat 26 K, no subcooling)

Heat rejection · High speed (Δ)
723.398 kW Refrigerant flow 16,940 kg/h
Heat rejection · Low speed (Y)
596.404 kW Refrigerant flow 13,966 kg/h

Heat rejection at ΔT 15 K [kW]

R404A, Vendor rating (gas inlet superheat 26 K, no subcooling); one row per fan connection; columns: air inlet temperature. The highlighted cell is the nominal point. "—": not rated by the manufacturer.

Heat rejection at ΔT 15 K [kW]
Fan connection \ air [°C] 253035404550
High speed (Δ) 723.40 726.36 731.34 739.17 751.21 770.53
Low speed (Y) 596.40 597.98 601.21 606.72 615.53 630.04

Nominal rating

Nominal conditions (EN 327): air inlet 25 °C, condensing temperature 40 °C (ΔT 15 K), gas inlet superheat 26 K, no subcooling, relative humidity 50 %

Fan connection Heat rejection [kW]
High speed (Δ) 723.398
Low speed (Y) 596.404

Dimensions

Dimension drawing of KA/KB-2x491DB5-B04 C
Dimension drawing
Dimensions as drawn
A 9900 mm
B 1520 mm
C 2360 mm
F 1050 mm
G 450 mm
E 9700 mm
H 2400 mm
I 2310 mm
D IN Ø66,7
D OUT Ø54
Overall [mm]
Length 9900 mm
Width 2360 mm
Height 1520 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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