General Ventilation Air Filter Test System
The General Ventilation Air Filter Test System is a comprehensive performance evaluation platform designed for testing air filters used in general ventilation and HVAC applications. The system enables accurate measurement of airflow resistance, fractional efficiency, dust holding capacity, and pressure differential under controlled environmental conditions, providing reliable data for product development, quality control, and certification.
Application
(1) Performance testing of general ventilation air filters used in HVAC systems for commercial buildings
(2) R&D validation and type testing for filter manufacturers developing ISO 16890 and EN 779 compliant products
(3) Batch quality control and production consistency verification in air filter manufacturing lines
(4) Comparative performance evaluation between domestic and imported ventilation air filters
(5) Third-party laboratory testing for filter classification, certification, and audit purposes
(6) Testing of panel filters, bag filters, V-bank filters, and other general ventilation filter products
Standards
(1) ISO 16890 — Air filters for general ventilation
(2) EN 779 — Particulate air filters for general ventilation — Determination of the filtration performance
(3) ASHRAE 52.2 — Method of testing general ventilation air-cleaning devices for removal efficiency by particle size
(4) GB/T 14295-2019 — Air filters for general ventilation
Features
(1) Supports airflow resistance, fractional efficiency, average efficiency, dust holding capacity, and arrestance testing
(2) Fully automatic negative-pressure test system ensuring operator safety and stable test conditions
(3) Equipped with imported laser particle counters and high-precision differential pressure sensors
(4) Automatic dust feeding system with adjustable feeding rate for stable aerosol concentration
(5) PLC-based control system with upper computer software for automated test sequencing and data acquisition
(6) Integrated software for real-time curve display, automatic calculation, and report generation
(7) Modular test chamber and fixture design adaptable to various filter sizes and structures
(8) Automatic data storage, Excel report output, and database management for traceability
Parameters
| Item | Specification |
|---|---|
| Working Voltage | AC 380V, 50Hz (Three-phase five-wire system) |
| Working Temperature | (23 ± 5) °C |
| Relative Humidity | (45 ± 10)% RH |
| Test Air Flow Range | 500 ~ 6000 m³/h (customizable) |
| Pressure Drop Range | 0 ~ 1000 Pa |
| Particle Counter | Imported laser particle counter (6 ~ 32 channels) |
| Dust Feeder | Automatic dust feeder, adjustable feeding speed |
| Static Elimination | Independent IPA discharge cabinet with static detection |
| Control System | Industrial-grade PLC + upper computer software |
| Air Volume Control | Frequency converter automatic control |
| Data Output | Automatic Excel reports, label printing, database management |
| Operation Mode | Fully automatic, negative pressure system |
| Dimensions | Customized according to test chamber configuration |
FAQ
(1) What is this product?
It is a general ventilation air filter performance test system used to evaluate filtration efficiency, airflow resistance, and dust holding capacity under controlled conditions.
(2) What is this product used for?
It is used for filter R&D testing, production quality control, certification testing, and third-party laboratory evaluation of ventilation air filters.
(3) Why is this product important?
Accurate filter performance testing is essential to ensure compliance with international standards, improve product quality, and guarantee indoor air quality and system efficiency.
(4) What problems does this product solve for users?
It provides reliable, repeatable, and standardized test results, eliminating manual testing errors and improving testing efficiency and data credibility.
(5) What types of filters can be tested?
The system is suitable for panel filters, bag filters, V-bank filters, and other general ventilation air filters of various sizes and structures.
(6) How is the system operated?
The operator installs the filter, inputs test parameters via the software interface, and the system automatically completes the test, records data, and generates reports.
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