Technical Library
Access Dongil International's technical documentation, datasheets, product catalogs, engineering guides, and fan selection tools.
Downloads
Our product catalog, technical datasheets, specification sheets, and engineering documentation are available upon request. Contact our team in Phnom Penh and we will provide the documents you need for your project.
Digital Tools
Use Dongil's online fan selection tool to quickly find the right product for your application. Input your airflow, static pressure, and duct size requirements to receive matched product recommendations, performance curves, and dimensional drawings.
Enter your operating point and receive an instant list of suitable Dongil fans ranked by efficiency.
View interactive P-Q curves, efficiency curves, and power consumption graphs for any selected model.
Export your selection as a PDF report with full technical data for tender submission or client presentations.
For Engineers & Consultants
Technical references, calculation tools, and design guides to support M&E engineers and consultants specifying Dongil products.
Reference guide explaining the three fundamental fan laws relating speed, flow rate, pressure, and power for accurate system design and motor sizing.
Request InformationMethodology for plotting system resistance curves and overlaying with fan performance curves to identify the correct operating point.
Request InformationPractical guide to fan noise prediction, dBA vs dB(W) conversions, silencer selection, and vibration isolation for noise-sensitive applications.
Request InformationDesign guidelines for mechanical smoke ventilation systems, fire rating requirements, and fan selection for smoke extract applications.
Request InformationComprehensive guide to impulse ventilation, jet fan thrust calculations, CO/NO2 strategies, and compliance with ventilation codes for car parks.
Request InformationTechnical overview of EC (electronically commutated) motor technology, IE efficiency classes, and strategies to minimize lifecycle energy costs.
Request InformationContact our technical team in Phnom Penh and we will provide the specific datasheet, drawing, or technical document you require for your project.
Request a Document