When selecting UV light for office space, you should consider the following aspects:
By Tube Material
Quartz Tube UV Lights: These allow over 90% transmission of 253.7nm ultraviolet rays, offering strong UV intensity, long lifespan (typically over 8,000 hours), low light decay, and excellent sterilization performance.High Boron Tube UV Lights: These transmit only about 50% of 253.7nm UV rays, have weaker UV intensity, and a shorter service life.
By Ozone Emission
With Ozone: These types release ozone as a byproduct during use. Since ozone is harmful to both the environment and human health—and office spaces often have limited ventilation—it is advisable to choose ozone-free UV light for office space.
Based on Room Size
A general guideline is 1.5W of UV light per cubic meter.
For example, if your office is 40 square meters with a ceiling height of 3 meters (120 cubic meters in total), you will need at least 180W of UV light for proper disinfection.
Based on Disinfection Needs
If your office space sees frequent foot traffic and has high hygiene requirements, opt for higher-wattage UV lights to shorten disinfection time and improve efficiency.
UV Radiation Efficiency: For both single-end and double-end UV lamps, the initial radiation efficiency should meet national standards. For self-ballasted lamps, the efficiency should not be less than 85% of the single-end standard.
UV Irradiance: The initial irradiance of single-end and double-end lamps should not be less than 93% of the standard value. Higher irradiance ensures better sterilization.
UV Output Maintenance Rate: Average lifespan should be at least 5,000 hours. UV output after 2,000 hours should be ≥85%. End-of-life output should be ≥65%. A high maintenance rate means the lamp maintains effective sterilization performance over time.
Choose products from well-known brands with proper qualifications. Ensure they come with third-party test reports to guarantee quality and compliance with safety standards.
Timer Function: Enables automated disinfection during unoccupied hours, improving both convenience and safety by reducing human error.
Remote Control: For larger office areas or when managing multiple UV units, remote control allows centralized and hassle-free operation.
Safety Features: Look for models with overheat protection, short-circuit protection, and other safeguards to ensure safe operation during use.
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