Heatless Regeneration Adsorption Dryer–HH Series

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

Heatless Regeneration Adsorption Dryer–HH Series

Stable outlet dew point

Minimum regeneration gas consumption

Long service life of adsorbent

Easy maintenance

High safety

High reliability

Adjustable regeneration gas consumption

Optional dew point monitoring and control system

The HH Series Heatless Regeneration Adsorption Dryer is designed to deliver stable and ultra-dry compressed air through pressure swing adsorption (PSA). Equipped with high-efficiency activated alumina and molecular sieve adsorbents, this series ensures a consistent outlet dew point of ≤ –40°C, meeting the moisture-control requirements of demanding industrial processes.

The HH Series operates without external heating, resulting in lower energy usage, simple structure, and fewer maintenance needs. Its durable design ensures reliable moisture removal, making it ideal for environments where high-quality, moisture-free compressed air is essential.

Operating Conditions

  • Applicable Fluids: Compressed air, non-corrosive air

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

  • Rated Inlet Temperature: 10°C–30°C (maximum ≤ 40°C)

  • Regeneration Air Consumption: 8%–14%

  • Outlet Dew Point: ≤ –40°C

  • Adsorbent Type: Activated alumina + molecular sieve

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

Product Features

  • Highly Stable Moisture Removal
    Achieves a low dew point (≤ –40°C), ensuring dry and clean compressed air.

  • No-Heat Regeneration System
    Uses PSA technology to regenerate adsorbents without heating, reducing operating costs.

  • High-Performance Adsorbents
    Activated alumina + molecular sieve provide strong adsorption capacity and long service life.

  • Reliable for 24/7 Industrial Use
    Ensures continuous operation with minimal maintenance requirements.

  • Efficient Airflow Design
    Reduces pressure drop and enhances overall drying efficiency.

  • Compact & Easy Installation
    Suitable for new system integration or upgrading existing compressed air systems.

ModelCapacity (m³/min)Voltage (V/Hz)Power (kW)Inlet/OutletWeight (kg)Dimensions (mm)
LY-HH10NX1.5220/500.1G1″175725×630×1795
LY-HH20NX2.5220/500.1G1″310840×570×1695
LY-HH30NX3.8220/500.1G1½”4301020×610×1690
LY-HH50NX6.5220/500.1G1½”5221160×680×1860
LY-HH75NX10.5220/500.1G2″5801200×720×2180
LY-HH100NX13.5220/500.1G2″7201260×780×2230
LY-HH120NX17.0220/500.1DN658201350×930×2440
LY-HH150NX21.5220/500.1DN8010001470×1000×2270
LY-HH180NX25.0220/500.1DN8011001460×1000×2470
LY-HH200NX28.5220/500.1DN8011801560×1070×2450
LY-HH250NX32.0220/500.1DN8013501600×1050×2650
LY-HH300NX37.0220/500.1DN10014201700×1100×2680
LY-HH350NX41.5220/500.1DN10015501830×1150×2700
LY-HH400NX45.0220/500.1DN10016701830×1150×2790
LY-HH450NX50.0220/500.1DN10017902040×1240×2780
LY-HH500NX55.0220/500.1DN10020002040×1240×2875
LY-HH550NX60.0220/500.1DN10021202130×1300×2790
LY-HH600NX65.0220/500.1DN12523202210×1340×2970
LY-HH700NX75.0220/500.1DN12525002350×1380×2920
LY-HH800NX85.0220/500.1DN12528502350×1380×2920
LY-HH900NX95.0220/500.1DN15030002446×1430×3170
LY-HH1100NX110220/500.1DN15043002610×1580×3060
LY-HH1300NX130220/500.1DN15051002900×1400×3079

Note:Customized models are available for air flow above 130 m³/min or when special materials, specifications, or inlet temperature requirements are needed. All data is subject to change without prior notice.

In India’s hot climate, seasonal monsoon humidity, and demanding industrial environments, compressed air systems often require reliable low-dew-point drying to protect pneumatic equipment, instrument air systems, and product quality. The HH Series Heatless Regeneration Adsorption Dryer is designed for applications that need stable dry compressed air, continuous-duty operation, and simple energy-efficient regeneration without external heating. With an outlet dew point of ≤ –40°C, it is well suited for Indian industrial users that need dependable moisture control in sensitive compressed air applications.

Typical Applications

  • Chemical and petrochemical plant instrument air systems
  • Automotive and auto-component manufacturing
  • Electronics and precision component production
  • Textile and spinning systems
  • Pharmaceutical manufacturing and packaging support
  • Food packaging and dry-process compressed air support
  • Laboratories and analytical equipment air supply
  • Pneumatic automation systems and industrial machinery
  • Central low-dew-point compressed air systems for manufacturing plants

Why It Fits Indian Working Conditions

  • Helps control moisture in hot and humid operating conditions, especially during monsoon seasons
  • Suitable for industries where standard refrigerated drying may not provide enough protection
  • Heatless regeneration reduces system complexity and supports reliable continuous operation
  • Stable ≤ –40°C dew point supports instrument air, automation, and moisture-sensitive production areas
  • Activated alumina + molecular sieve support long-term adsorption performance in industrial service

Application Note

For the India page, this model is best positioned as a low-dew-point compressed air solution for plants that need reliable dry air for instrumentation, pneumatic controls, packaging support, and moisture-sensitive production environments. For stricter purity requirements, especially in pharmaceutical, electronics, or laboratory applications, it should be presented together with the appropriate pre-filtration, fine filtration, and full air treatment system design.

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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