Combined compressed air dryer–DH Series

Supports customization with a processing capacity of up to 17660 CFM (cubic feet per minute).

Combined compressed air dryer–DH Series

Advanced design of refrigeration drying system and adsorption drying system

Integrated design: small footprint, easy to install, after years of technical research, modern technology and equipment production, each product is strictly tested to meet the use of standards before leaving the factory.

The DH Series Combined Compressed Air Dryer is an advanced industrial solution designed for drying compressed air efficiently and reliably. Combining heatless, micro-heat, and water/air-cooled technologies, the DH Series ensures a stable low dew point for continuous industrial operations. Built with activated alumina and high-performance molecular sieve, it protects downstream equipment from corrosion, moisture damage, and operational downtime.

This dryer is ideal for compressed air systems requiring high reliability, energy efficiency, and flexible configurations in manufacturing, laboratory, petrochemical, and automotive industries.

Operating Conditions & Technical Requirements

  • Applicable Fluids: Compressed air, non-corrosive air

  • Rated Inlet Pressure: 0.7 MPa (0.6–1.0 MPa, customizable)

  • Rated Air Inlet Temperature: 50°C (limit ≤ 80°C)

  • Regeneration Method: No-heat / Micro-heat

  • Cooling Method: Air-cooled / Water-cooled

  • Outlet Pressure Dew Point: ≤ -40°C

  • Adsorbent: Activated alumina + high-performance molecular sieve

  • Rated Ambient Temperature: 35°C (2–45°C usable)

Key Features

  • High-Efficiency Moisture Removal – Provides consistent dew point ≤ -40°C for sensitive pneumatic systems.

  • Flexible Regeneration – Supports heatless or micro-heat regeneration for energy-efficient operation.

  • Cooling Options – Air-cooled or water-cooled versions available to suit different industrial environments.

  • Durable Adsorbents – Uses activated alumina and molecular sieve for superior moisture adsorption.

  • Wide Operating Range – Rated for inlet pressures 0.6–1.0 MPa and inlet temperatures up to 50°C (max 80°C).

  • Customizable Configurations – Supports systems above 45 m³/min with tailored designs.

  • Industrial-Grade Construction – Rugged and reliable for continuous 24/7 operation.

ModelProcessing Capacity (m³/min)Voltage (V/Hz)Power (kW)Air Inlet/OutletEquipment Weight (kg)Dimensions (L×W×H mm)
DH-101.5220/500.9G1″1821260 × 762 × 1803
DH-202.5220/501.0G1″2631260 × 940 × 1700
DH-303.8220/501.2G1½”4201345 × 1030 × 1773
DH-506.5220/501.6G1½”5741455 × 1160 × 1847
DH-7510.5220/502.3G2″7821665 × 1295 × 2175
DH-10013.5380/502.8G2″9801665 × 1356 × 2225
DH-15021.5380/505.2DN8013991955 × 1459 × 2265
DH-20028.5380/505.6DN8016302045 × 1559 × 2311
DH-40045.0380/5010.6DN10027502270 × 1830 × 2801

Note: Custom solutions available for air volumes above 45 m³/min or special material/temperature requirements. Air-cooled, water-cooled, heatless, and micro-heat combined dryers can be configured per customer specifications.

In the Philippines, where high humidity, warm ambient temperatures, heavy seasonal rainfall, and coastal operating conditions can increase the risk of condensation and moisture contamination in compressed air systems, the DH Series Combined Compressed Air Dryer is especially suitable for applications that require a stable low dew point of ≤ -40°C, reliable deep drying performance, and flexible system configuration for continuous industrial use. Its combination of heatless or micro-heat regeneration and air-cooled or water-cooled options makes it a practical solution for plants that need dependable compressed air drying under demanding tropical conditions.

Recommended applications for the Philippine market include:

  • Electronics and Electrical Manufacturing
    Suitable for electronics assembly support systems, precision pneumatic controls, dry instrument air, and moisture-sensitive production environments. In Philippine manufacturing conditions, low-dew-point compressed air helps reduce moisture-related defects, improve equipment stability, and support cleaner production operation.
  • Food and Beverage Processing and Packaging
    Recommended for non-product-contact compressed air uses in food and beverage plants, including pneumatic controls, actuators, packaging lines, conveying support, and utility air systems. In hot and humid processing environments, deeper drying helps reduce condensation risk and improve operating consistency. This is a strong application direction for the Philippines because food and beverage manufacturing remains an important local industrial sector.
  • Pharmaceutical and Medical Support Systems
    Applicable to clean utility air, packaging support systems, medical equipment support air, and controlled production areas where lower moisture content is important. A stable low dew point helps protect air-driven equipment and supports cleaner operating conditions.
  • Laboratories and Analytical Equipment
    Well suited for laboratory compressed air supply, analytical support systems, testing rooms, research facilities, and sensitive instruments that require dry and stable compressed air. Compared with standard refrigerated dryers, the DH Series is better matched to applications that need deeper drying performance.
  • Metalworking, Automotive, and General Manufacturing
    Suitable for metal fabrication, assembly lines, painting support systems, robotic stations, and general manufacturing plants where moisture can lead to corrosion, unstable pneumatic performance, and unplanned downtime. This is also relevant for the Philippines, where manufacturing activity in metals and related industrial production has shown recent growth.
  • Petrochemical and Chemical Plants
    Recommended for instrument air systems, control valves, actuators, and process support air in chemical and petrochemical environments where stable dry air is essential for reliable operation. The option of micro-heat or heatless regeneration adds flexibility for different plant energy and operating requirements.
  • Textile, Packaging, and Converting Lines
    Applicable to textile production, packaging machinery, labeling systems, and converting equipment where excess moisture can affect product quality, pneumatic control stability, and equipment life.
  • Pneumatic Automation and Robotics
    Ideal for automated production lines, robotic equipment, precision cylinders, and control systems that require dry compressed air for consistent movement and reduced maintenance. In humid factory environments, deeper drying helps protect pneumatic components more effectively than general-purpose drying alone.
  • Coastal and High-Humidity Industrial Sites
    For factories located in coastal Philippine cities, port-related industrial zones, or other high-humidity areas, the DH Series provides an added advantage by delivering deeper drying performance that helps reduce the moisture burden on compressed air systems exposed to warm, moisture-laden ambient conditions.
  • Plants Requiring Flexible Cooling and Regeneration Options
    This series is especially suitable for facilities that need to choose between air-cooled or water-cooled configurations and between heatless or micro-heat regeneration, depending on site utilities, operating costs, and installation conditions. That flexibility makes it a strong option for Philippine plants with different infrastructure setups and continuous-duty operating demands.

Explore More Industry Applications

Lingyu offers much more than top-quality compressed air dryers:

– As an air treatment and gas purification manufacturer, we can meet all your compressed air quality and industrial gas needs. This includes various filtering equipment and customized air quality services.

– Our company is always ready to provide explanations. Just share your air quality requirements and we can develop the best system for you.

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Need help navigating our compressed air dryer offer? We are always ready to put together the solution that best meets your needs.

 

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