KA/KB-491DD1-B04I C
490.49 kW
Condenser KA/KB-2x680FB5-B03 C
Defrost: None
Product code: KA/KB-2x680FB5-B03 C
- Heat rejection i
- 490.71 kW
- Air flow
- 128,335 m³/h
- Fin spacing
- 2.5 mm
- Fans
- 12 × ⌀800 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 | 128,335 m³/h |
|---|---|
| External surface | 1,828.2 m² |
| Inner volume | 247.1 dm³ |
| Fin spacing | 2.5 mm |
| Fin material | Aluminium |
| Net weight | 1,849 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,840 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 42.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | B |
| Inlet | Ø66,7 |
|---|---|
| Outlet | Ø54 |
| KA/KB-2x680FB5-B03 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)
- 496.625 kW Refrigerant flow 11,630 kg/h
- Heat rejection · Low speed (Y)
- 395.214 kW Refrigerant flow 9,255 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) | 496.63 | 496.39 | 496.69 | 498.52 | 502.49 | 509.91 |
| Low speed (Y) | 395.21 | 393.78 | 393.21 | 394.19 | 397.20 | 401.04 |
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) | 496.625 |
| Low speed (Y) | 395.214 |
Dimensions
| A | 10800 mm |
|---|---|
| B | 1350 mm |
| C | 2360 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| D IN | Ø66,7 |
| D OUT | Ø54 |
| Length | 10800 mm |
|---|---|
| Width | 2360 mm |
| Height | 1350 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.