Semiconductor Process Cooling
Semiconductor Chillers
Inverter Chiller
- Process Chiller Type: Water medium, air-cooled chiller
Variable frequency chillers adjust compressor speed according to the cooling demand, which helps control water temperature more accurately and avoid unnecessary energy consumption. The compressor, motor, and fan automatically change their working speed based on equipment load to keep stable cooling performance. These water chillers are used for precision equipment such as laser cutting machines, worm grinding machines, semiconductor equipment including etching machines, lithography machines, ion implanters, as well as medical diagnostic and imaging systems.
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Specifications
| Model | AWI25PTS-1225 | |
| Cooling Capacity (50HZ) | 2500W | |
| Power | Main circuit | Single Phase AC 220V-240V 50Hz |
| Control circuit | Single Phase AC 220V-240V 50Hz | |
| Enclosure Paint | RAL-7035 | |
| Dimensions | 450×500×1040mm | |
| Compressor | Rotary compressor | |
| Evaporator | Stainless steel plate heat exchanger | |
| Condenser | Cross-fin coil type condenser | |
| Fan Blade | Propeller fan blade | |
| Heating Element | 304 stainless steel | |
| Water Pump | Power | 0.55kW |
| Rated flow (50Hz) | 30L/min (0.35Mpa) | |
| Temperature Control | Select one of the following two modes: Differential temperature control mode (adjustable range: -9.9°C to +9.9°C) Constant temperature control mode (inlet temperature setpoint range: 5°C to 40°C) | |
| Refrigerant Control | Electronic expansion valve | |
| Protection Devices | Overcurrent protection Restart prevention timer High oil temperature protection Low oil temperature protection | |
| Temperature Control Accuracy | ±0.1℃ | |
| Refrigerant | R410a | |
| Water Tank Capacity | 20L (pure water) | |
| Temperature Range | Room temperature | 10℃ to 45℃ |
| Inlet temperature | 10℃ to 40℃ | |
| Connection Size | Inlet | G 1/2” |
| Outlet | G 1/2” | |
| Drain port | G 1/2” | |
| Water filling port | G 1” | |
| Weight | 60kg | |
| Standard Accessories | User manual | |
| Test Conditions | Room temperature: 35℃ Outlet temperature: 25℃ | |
Features
- Inverter chillers provide precise temperature control with 0.1-second response speed, matching high-frequency processing cycles in semiconductor equipment such as etching and deposition machines while reducing thermal deformation and uneven processing results.
- The variable frequency control avoids frequent start-stop operation found in fixed-speed units, reducing energy waste and achieving 20%–50% energy savings under partial load conditions.
- Low-power standby operation reduces power consumption to only one-third to one-fifth of fixed-speed chillers during light-load conditions.


