50mm Panel Insulation Thickness Industrial Air Handling Unit AHU System
50B Series-50mm Panel Insulation Thickness Air handling Unit-AHU
| Connection method | Panel insulation material | Panel insulation thickness (mm) | Air volume range(m3/h) |
| Occlusal insertion | PU/Rockwool | 50 | 100000-280000 |
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AHU Structurel: Aluminum alloy frame beam, built-in square steel tube to strengthen the plug connection for frame and occlusal.
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Thermal insulation and flame retardant performance(grade): B1
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The large industrial plant requires the industrial air handling unit has large air volume, high wind pressure, high strength, aesthetic appearance, and realizes the precise temperature and humidity control of the industrial plant. In order to respond to the market demand, the Holtop industrial air conditioning unit came into being, the unit can realize precise temperature and humidity system in the industrial plant, heavy corrosive air recycling such as high paint concentration, and improve the efficiency of energy use by direct combustion heating.
Casing Structure
| ● Strong and durable structure (EN1886 D1) |
| ● High-performance insulation (EN1886 T2) |
| ● Leak-free filter system (EN1886 F9) |
| ● Airtight design for energy saving (EN1886 L1) |
| ● Thermal bridge minimized (EN1886 TB2) |
| ● Flame-retardant, A-class fire safety |
Air Handling Unit Design
FILTER SECTION
| ● Metal mesh filter |
| ● Auto-rolling filter |
| ● Chemical filter |
| ● Self-cleaning and high-efficiency cartridge filter |
| ● Paint mist filter |
GAS HEATING SECTION
Gas Indirect Combustion Heating System
| ● No need for additional combustion air – clean, efficient burning |
| ● 30:1 modulation ratio for precise temperature control |
| ● Low emissions meet latest US EPA 2002 standards (NOx, CO) |
| ● Complies with EN746 European combustion system standards |
GAS HEATING SECTION
Gas Direct Combustion Heating System
| ● Includes burner, heat exchanger, exhaust fan, and control system |
| ● No compression needed – uses natural pressure combustion air |
| ● Suitable for indoor and outdoor AHU applications |
| ● Flexible air intake (indoor or outdoor), exhausts flue gas outside |
| ● Indirect heating via high-temperature heat exchanger for safe, efficient performance |
HUMIDIFIER SECTION
Traditional Humidification Methods
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● Spray humidification, wet film humidification, ultrasonic humidification
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● Dry steam, electrode, and electric heating humidification
Spray Humidification System
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● High-pressure spray system with SS304 stainless steel components
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● Double-row nozzles, circulating water tank (3mm SS304), and full SS304 pipeline & valves
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● Automatic water replenishment via solenoid valve, level sensor, and drainage control
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● Electronic control system for real-time humidity monitoring and automatic adjustment
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● Integrated with sensors, controller, inverter, and pump station for intelligent operation
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● Inclined tank bottom for easy drainage and maintenance
AHU internal spray system
Spray valve group
FAN SECTION
Double inlet belt-drive fan
Plug fan
EC plug fan
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Heat Recovery Ventilator
