Application Guide

When applying for certification, please check the guidance for certification application for each item.

The printed “Precautions for explosion-proof electrical machine type approval” (old version) is continuing to be distributed. For more details, please refer to “Publications of Technology Instifution of Industrial Safety (TIIS) Printed Matter” on the distribution page of books and so on. Please note that the guide for the application for certification will be changed without notice.
For foreigners, please use the Brief Guide(pdf) for applying for explosion-proof electrical machine and appliauce.