Inputs

Ambient temperature deg C Enter a numeric project value in deg C. Driver maximum ambient deg C Enter a numeric project value in deg C at or above 0.01. Enclosure derating allowance deg C Enter a numeric project value in deg C at or above 0. Airflow Choose the option that best matches the project condition. Datasheet recorded Tick when this condition applies or the record is available.

Effective driver temperature -- deg C

Temperature margin -- deg C

Airflow review required --

Derating review required --

Calculation details

Effective driver temperature: -- deg C
Temperature margin: -- deg C
Airflow review required: --
Derating review required: --

Important notes

This calculator does not declare Australian standards compliance.
Use current product documentation and project-specific professional review where required.

Formula

Worksheet-style planning support. Record assumptions and review missing product or site data before relying on the output.

Screen LED driver ambient temperature, enclosure allowance, airflow, and datasheet availability.

Driver Ambient Derating Pre-check is a planning aid. Keep the target source, product data, measurement method, and project assumptions with the result. Confirm compliance, installation, certification, and safety decisions with the responsible professional.

Inputs

Results

Formula