HVAC Heat Exchange Unit
The HVAC heat exchange unit is an integrated cold and heat transfer system specially engineered for central air conditioning and general HVAC projects. It fully integrates high-efficiency plate heat exchangers, air conditioning circulating pumps, pressure stabilization & makeup water assemblies, intelligent control meters, precision sensors, complete valve piping assemblies and fully automatic PLC control systems.
Designed with professional thermal calculation, hydraulic balance optimization and modular integration based on hydraulic characteristics of chilled water systems, fluctuating cooling & heating loads and real HVAC operating conditions, this unit delivers efficient, stable and continuous heat transfer plus intelligent regulation between central cold/heat sources and indoor air conditioning terminals. Boasting premium component configuration, compact layout and high integration, the equipment runs consistently under long-term operation. Custom HVAC thermal solutions are available to match various building scales, air conditioning loads and application scenarios, supporting stable operation of central air conditioning, fresh air handling units and industrial constant-temperature air conditioning systems.
Key Features
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Full-automatic intelligent control with complete control logic and ultra-high regulation accuracy, ensuring safe, smooth and reliable long-cycle system operation.
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Supports unattended automatic operation and remote monitoring management. Free switch between manual and automatic modes to fit diverse operation and maintenance modes.
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High-reliability core components: equipped with self-developed high-efficiency Generalway plate heat exchangers; all control and executive components are sourced from premium brands for superior system stability and extended service life.
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Outstanding energy-saving performance: Adopts load tracking logic, temperature difference control and variable-frequency pump adjustment. The unit intelligently adjusts operating status according to air conditioning load, supply-return water temperature difference and outdoor ambient temperature to cut power and thermal consumption with low running noise.
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Built-in automatic regulation and protection functions for temperature, pressure and flow rate. High automation level with user-friendly HMI interface for simple daily operation.
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Compact and rationally arranged structure with small floor space. Fast on-site installation and convenient maintenance, perfectly applicable for new construction HVAC projects and renovation of old air conditioning systems.
Technical Specifications
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Maximum System Working Pressure: 25 bar
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Applicable Medium Temperature Range: -10℃ ~ 150℃
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Maximum Rated Flow Rate: 2000 m³/h
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Main Frame Material: Carbon steel, 304 / 316L stainless steel (customized per medium and working conditions)
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Temperature Control Precision: ±1℃
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Pump Variable Frequency Range: 5–50 Hz
Application Industries
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Central air conditioning systems for commercial complexes, office buildings, hotels, hospitals, schools, large stadiums and public venues;
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Constant temperature & humidity air conditioning, process cooling and heating loops for industrial workshops; HVAC cooling & heating substations, district cooling and heating networks;
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Multiple HVAC heat exchange scenarios including data center cooling, central air conditioning for high-end residential communities and renovation of outdated air conditioning systems.