KA/KB-2x491BB5-B04I C
465.76 kW
Condenser KA/KB-491DD5-B04 C
Defrost: None
Product code: KA/KB-491DD5-B04 C
- Heat rejection i
- 466.21 kW
- Air flow
- 115,245 m³/h
- Fin spacing
- 2.5 mm
- Fans
- 4 × ⌀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
| Air flow | 115,245 m³/h |
|---|---|
| External surface | 1,392.9 m² |
| Inner volume | 182.3 dm³ |
| Fin spacing | 2.5 mm |
| Fin material | Aluminium |
| Net weight | 1,135 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | D |
| Inlet | Ø54 |
|---|---|
| Outlet | Ø54 |
| KA/KB-491DD5-B04 C | None |
|---|
Performance
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)
- 471.818 kW Refrigerant flow 11,049 kg/h
- Heat rejection · Low speed (Y)
- 366.778 kW Refrigerant flow 8,589 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.
≈ 1.23 estimate — vendor data irregular here
| Fan connection \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| High speed (Δ) | 471.82 | 471.43 | 472.07 | 474.09 | 478.05 | 485.13 |
| Low speed (Y) | 366.78 | 366.01 | 365.99 | 366.97 | 369.35 | 373.90 |
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) | 471.818 |
| Low speed (Y) | 366.778 |
Dimensions
| A | 9900 mm |
|---|---|
| B | 1520 mm |
| C | 1240 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 1190 mm |
| D IN | Ø54 |
| D OUT | Ø54 |
| Length | 9900 mm |
|---|---|
| Width | 1240 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.