KRD Series Heatless Regenerative Desiccant Air Dryer

The KRD Series Heatless Regenerative Desiccant Air Dryer is a superior compressed air treatment solution designed to meet the rigorous demands of modern industries. Renowned for its exceptional efficiency, energy-saving performance, and eco-friendly design, this system integrates cutting-edge Pressure Swing Adsorption (PSA) technology to deliver reliable and continuous compressed air drying through an expertly engineered process flow.

At the core of the KRD Series is the utilization of high-performance activated alumina and specially selected molecular sieves as adsorption media. These premium materials offer outstanding adsorption capacity and durability, ensuring effective moisture removal even in the most challenging operational environments. This guarantees the consistent purity and dryness of compressed air, meeting the high standards required by advanced industrial applications.

The innovative design of the KRD Series features a dual-tower alternating operation mechanism, employing an intelligent cycle of "one tower adsorption, one tower regeneration." During the adsorption phase, one tower efficiently extracts moisture from the compressed air, while in the regeneration phase, a small portion of highly dried compressed air is used for decompression regeneration in the alternate tower. This heatless regeneration process eliminates the need for an external heat source, significantly reducing energy consumption and exemplifying its environmentally conscious design principles.

Additionally, the precision-engineered dual-tower structure, combined with an intelligent control system, ensures continuous and stable operation while enhancing the overall efficiency and lifespan of the equipment. By accurately managing the adsorption and regeneration cycles, the KRD Series delivers a consistent supply of high-quality, dry compressed air. This makes it an ideal choice for industries such as precision manufacturing, pharmaceuticals, food processing, and other fields requiring reliable and superior air treatment solutions.

Technical Parameter
Model

Air flow

(Nm3/min)

Connections

Power

(V/Hz)

Weight

(kg)

Dimension (mm)
L W H
KRD-0.7WXF 0.7 G1/2” 220/50/60hz 75 642 505 1085
KRD-1WXF 1.2 G3/4” 125 693 540 1610
KRD-2WXF 2.4 G1” 180 806 575 1628
KRD-3WXF 3.8 G1” 245 915 645 1652
KRD-6WXF 6.5 G1-1/2” 360 1020 891 1800
KRD-8WXF 8.5 G1-1/2” 395 1020 891 1945
KRD-10WXF 10.8 G2” 520 1109 965 2035
KRD-12WXF 14 G2” 695 1075 965 2305
KRD-16WXF 17 G2-1/2” 730 1280 1020 2175
KRD-20WXF 22 G2-1/2” 1010 1372 1205 2415
KRD-25WXF 27 DN80 1110 1372 1205 2540
KRD-30WXF 32 DN80 1460 1605 1065 2480
KRD-40WXF 45 DN100 1800 1730 1200 2690
KRD-50WXF 55 DN100 2320 1925 1335 2720
KRD-60WXF 65 DN125 2680 2045 1366 2740
KRD-80WXF 85 DN125 3050 2152 1435 2865
KRD-100WXF 100 DN150 3800 2510 1500 3030
Application area

Suitable for industries with high requirements for compressed air dryness, the pressure dew point can reach -20℃-40℃ (can be customised -40℃-70℃) Widely used in new energy, biopharmaceutical, electronic chip, food, chemical, spraying, medical equipment, precision instruments, environmental protection and other industries.