Models
iCOOL WCU Series for LT applications
The variation of iCOOL to meet demanding installation environment requirements.
High performance inverter water/glycol-cooled condensing unit for commercial installations. Designed for LT applications. Equipped with hermetic scroll or rotary compressor. Perfect for low noise and city center applications.
- Noise reduction (indoor installation)
- No space pollution (city-centres focus)
Equipped with factory-assembled water/glycol-cooled PHE condenser, for shorter installations and heat reclaim benefits.
Specifications
See all
| iCOOL WCU Series – LT | THREE PHASE | |||||
|---|---|---|---|---|---|---|
| 2.0 kW | 3.0 kW | 5.4 kW | 8.7 kW | |||
| Model | WCU-KRC020L08 | WCU-KRC035L08 | WCU-KRC050L08 | WCU-KSC090L08 | ||
| Compressors | Single compressor | Single compressor | Single compressor | Single compressor | ||
| Compatible refrigerants | R448A, R449A | R448A, R449A | R448A, R449A | R448A, R449A | ||
| PED | CAT | I | I | I | II | |
| Application and nominal cooling capacity | MT/LT (kW) | LT (2,0) | LT (3,0) | LT (5,4) | LT (8,7) | |
| LT (R449A/R448A) - Cooling capacity at | . | . | . | . | ||
| ET -35°C, WT 15°C, CT 30°C (Min - Max) | kW | 0,3 - 2,2 | 0,4 - 3,3 | 1,2 - 5,8 | 2,6 - 8,2 | |
| ET -35°C, WT 30°C, CT 40°C (Min - Max) | kW | 0,2 - 1,7 | 0,3 - 2,6 | 1,1 - 4,6 | 2,0 - 7,3 | |
| ET -35°C, WT 40°C, CT 50°C (Min - Max) | kW | — - — | — - — | — - — | — - — | |
| ET -30°C, WT 15°C, CT 30°C (Min - Max) | kW | 0,4 - 2,7 | 0,5 - 4,0 | 1,5 - 7,1 | 3,3 - 10,1 | |
| ET -30°C, WT 30°C, CT 40°C (Min - Max) | kW | 0,3 - 2,2 | 0,4 - 3,3 | 1,4 - 5,8 | 2,6 - 9,1 | |
| ET -30°C, WT 40°C, CT 50°C (Min - Max) | kW | 0,2 - 1,8 | 0,3 - 2,8 | 1,2 - 5,0 | 2,0 - 8,3 | |
| ET -25°C, WT 15°C, CT 30°C (Min - Max) | kW | 0,5 - 3,4 | 0,7 - 4,9 | 1,9 - 8,7 | 4,2 - 12,6 | |
| ET -25°C, WT 30°C, CT 40°C (Min - Max) | kW | 0,4 - 2,8 | 0,5 - 4,1 | 1,7 - 7,3 | 3,3 - 11,4 | |
| ET -25°C, WT 40°C, CT 50°C (Min - Max) | kW | 0,3 - 2,3 | 0,4 - 3,5 | 1,5 - 6,3 | 2,6 - 10,3 | |
| Nominal operating current at ET -10°C MT / -30°C LT AT 32°C and 400V 50Hz | A | 3,9 | 6,1 | 11,7 | 18,9 | |
| Maximum operating current (in the most loaded phase at 400V 50Hz) | A | 5,7 | 8,4 | 14,9 | 27,9 | |
| Maximum power consumption | kW | 2,7 | 3,9 | 7,0 | 13,1 | |
| Dimension (Width) | mm | 1.000 | 1.000 | 1.000 | 1.300 | |
| Dimension (Height) | mm | 705 | 705 | 772 | 705 | |
| Dimension (Depth) | mm | 530 | 530 | 536 | 530 | |
| Net weight | kg | 92 | 92 | 139 | 169 | |
| Sound level at 10m | dB(A) | 39,0 | 42,0 | 50,0 | 55,0 | |
| Oil charge | dm³ | 0,7 + 0,4 | 0,7 + 0,4 | 2,1 + 0,4 | 2,5 + 0,4 | |
| Connections (Suction) | Inch (mm) | 5/8 | 7/8 | 7/8 | 1 1/8 | |
| Connections (Liquid) | Inch (mm) | 3/8 | 3/8 | 3/8 | 5/8 | |
| Liquid receiver | dm³ | 3,9 | 3,9 | 7,1 | 14 | |
| Length of connection piping | m | 40 | 40 | 40 | 40 | |
| Maximum height distance (Evaporator above) | m | 12 | 12 | 12 | 12 | |
| Maximum height distance (Evaporator below) | m | 12 | 12 | 12 | 12 | |
| Which pipes needs to be insulated (Suction / liquid / both) | Suction | Suction | Suction | Suction | ||
| Recommended insulation thickness | mm | 13 | 19 | 19 | 19 | |
| Maximum quantity of evaporators connected | Qty. | 5 | 5 | 5 | 5 | |
| Evaporation temperature (Min) | °C | -35 | -35 | -35 | -35 | |
| Evaporation temperature (Max) | °C | 5 | -15 | -15 | -10 | |
| Ambient temperature (Min) | °C | -20 | -20 | -20 | -20 | |
| Ambient temperature (Max) | °C | 43 | 43 | 43 | 43 | |
| Plate heat exchanger connections (Inlet) | Inch | 3/4 | 1/2 | 1/2 | 1 | |
| Plate heat exchanger connections (Outlet) | Inch | 3/4 | 3/4 | 3/4 | 1 | |
| Compressor - additional data | . | . | . | . | ||
| Compressor model | C-7RVN113L0A | C-7RZ320L4ABL | C-9RZ580L4AAL | ACC144NA03 | ||
| Volumetric flow | m³/h | 1,25 - 7,5 | 1,7 - 10,4 | 5,2 - 18,7 | 10,0 - 37,6 | |
| Rotation range | rps | 15 - 90 | 15 - 90 | 25 - 90 | 25 - 72 | |
| Current (Full load amperage) | A | 4,4 | 6,4 | 10 | 22,9 | |
| Current (Peak current limit / Locked rotor amperage) | A | 11,2 / — | 15 / — | 28 / — | 46 / — | |
| Oil type | FV68S (PVE) | FV68S (PVE) | FV68S (PVE) | FV32S (PVE) | ||
| Crankcase heater power consumption | W | 35 | 35 | 35 | 2x90 | |
| CU power supply | . | . | . | . | ||
| Voltage | V / ph / Hz | 3x400 / 50 PE+N (TN-S) | 3x400 / 50 PE+N (TN-S) | 3x400 / 50 PE+N (TN-S) | 3x400 / 50 PE+N (TN-S) | |
| Recommended minimum cable cross-section | mm² | 5x2,5 | 5x2,5 | 5x4,0 | 5x6,0 | |
| Recommended minimum protection | C16 | C16 | C25 | C32 | ||
* ET: Evaporating Temperature. WT: Water (or glycol Inlet Temperature. CT: Condensing Temperature.