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Inverter Chillers for Precision Industrial Cooling

Energy-efficient inverter chillers designed to match cooling output with actual process demand, delivering precise temperature control, lower energy consumption and dependable cooling for industrial applications.
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Introduction

Atcorp offers inverter chiller solutions for industrial processes where stable temperature control and energy-efficient cooling are critical. Variable-speed compressor technology continuously adjusts cooling capacity according to the actual thermal load, helping maintain consistent process temperatures while reducing unnecessary power consumption compared with conventional fixed-speed operation.

Key Benefits

Variable-Speed Cooling
Precise Temperature Control
Wide Ambient Range
Energy Efficient Operation
Wide Temperature Range
Reliable Components

Why Choose Inverter Chillers?

Industrial cooling demand rarely remains constant throughout a production cycle. A fixed-speed chiller can operate at more capacity than required during low-load periods, while an inverter chiller continuously modulates compressor speed to match actual demand. This helps maintain stable process temperatures while improving energy efficiency and reducing unnecessary start-stop operation.
Specification Details
Cooling Capacity 8.7–90 kW
Operable Ambient Temperature 5°C to 50°C
Operable Liquid Temperature 10°C to 30°C
Control Precision ±0.5°C; up to ±0.1°C under stable load conditions
Compressor Inverter-Driven Scroll Type
Condenser Finned Tube, Forced Air Cooling
Control Method Inverter Drive
Evaporator SUS316 Plate-Type, Copper Brazed
Discharge Pump Multistage Centrifugal, SS Body & Impeller
Refrigerant R410A
Power Supply 3 Phase, 400V ±5%, 50Hz
Water Tank Approx. 44–320 L, model dependent
Communication RS485
Parallel Connection Up to 12 modules

An inverter chiller continuously adjusts its cooling output to match the actual heat load of the connected process.

 

Step 1 – Heat Load Detection
The system monitors process temperature and cooling demand.

 

Step 2 – Compressor Speed Adjustment
The inverter controls compressor speed according to the required cooling capacity.

 

Step 3 – Refrigerant Circulation
The refrigeration circuit removes heat from the process liquid.

 

Step 4 – Heat Rejection
The condenser transfers the extracted heat to the surrounding air.

 

Step 5 – Cooled Liquid Delivery
The chilled liquid is circulated back to the connected equipment.

 

Step 6 – Continuous Modulation
The compressor speed changes as the process load rises or falls, avoiding unnecessary full-load operation.

Precise Temperature Control

Variable-speed operation enables highly stable cooling, with control precision of approximately ±0.1°C possible under stable load conditions.

 

Lower Energy Consumption

The compressor adjusts its output to the actual cooling requirement instead of continuously operating at full capacity.

 

Reduced Start-Stop Cycling

Variable-speed operation minimizes frequent compressor starts and stops, supporting smoother operation and reduced mechanical stress

.

Efficient Scroll Compressor

Inverter-driven hermetically sealed scroll compressor technology provides efficient and reliable cooling performance.

 

Durable Heat Exchanger

The plate-type evaporator uses SUS316 construction with copper brazing for reliable heat transfer and durability.

 

High-Pressure Pumping

The integrated stainless steel multistage pump can support applications requiring higher water pressure, with configurations available up to 6 bar / 60 m head.

 

Wide Operating Conditions

The system is designed for liquid temperatures from 10°C to 30°C and ambient temperatures from 5°C to 50°C.

 

Smart Connectivity

RS485 communication, remote ON/OFF and potential-free status contacts facilitate integration with industrial control systems

The inverter chiller range can be configured with features suited to different industrial cooling requirements.

Core Features

  • Inverter-driven scroll compressor
  • SS304 water tank
  • Stainless steel high-pressure pump
  • SUS316 brazed plate heat exchanger
  • Inverter-driven fan motor
  • Air-cooled condenser
  • Front-mounted visible water level
  • Refrigerant and water pressure gauges
  • Dust filter mesh
  • Remote ON/OFF
  • Potential-free status contacts
  • RS485 communication
    Up to 12 modules in parallel

Configuration Options

  • Cold-water tank configuration
  • Hot-tank configuration
  • Tankless configuration
  • Optional VFD-driven pump
  • Application-specific cooling capacity
  • Parallel modular configuration

Industrial Applications

Inverter chillers are suitable for processes where precise temperature control, continuous cooling and efficient operation are essential.
Plastic Injection Moulding
Maintains mould and process temperatures to support consistent cycle times and product quality.
Pharmaceutical Manufacturing
Provides controlled process cooling where stable temperatures and reliable operation are critical.
Laser Cutting & Welding
Supports precise cooling of laser equipment and associated process components.
Textile Manufacturing
Provides temperature-controlled cooling for selected textile processing and production equipment.
Electronics Manufacturing
Supports reliable temperature management for sensitive electronics production equipment.

Frequently Asked Questions

Find answers about inverter chillers, including variable-speed operation, energy efficiency, temperature control, applications and configuration.
An inverter chiller uses a variable-speed compressor to continuously adjust cooling capacity according to the actual process heat load. This helps maintain stable temperature control while avoiding unnecessary full-load operation.
Instead of repeatedly switching a fixed-speed compressor fully on and off, inverter technology modulates compressor speed according to cooling demand. This can reduce unnecessary power consumption during partial-load operation.
The referenced range specifies approximately ±0.5°C control precision, with accuracy as low as ±0.1°C possible under stable load conditions. Actual performance depends on the model and application.
The referenced inverter chiller range operates with liquid temperatures from approximately 10°C to 30°C.
Yes. The referenced range has an operable ambient temperature range of approximately 5°C to 50°C, subject to model and operating conditions.
The system uses an inverter-driven hermetically sealed scroll compressor, allowing cooling capacity to be modulated according to demand.
Yes. RS485 connectivity, remote ON/OFF and potential-free status contacts are available to support integration with industrial control and monitoring systems.
Yes. The referenced system supports connecting up to 12 modules in parallel, allowing cooling capacity to be scaled according to application requirements.
The referenced range covers approximately 8.7 kW to 90 kW of cooling capacity across its listed models. Actual selection depends on process conditions and required cooling load.
Yes. Atcorp can help Indian industrial customers evaluate cooling load, process temperature, flow rate, ambient conditions and installation requirements to identify and supply a suitable inverter chiller solution.

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