3-Position Enabling Switches | USA
A 3-position enabling switch ensures safety and compliance with international safety standards at machining centers

Equipment design that complies with international safety standards that are revised regularly
Machine tool manufacturers that develop and manufacture lathe machines and machining centers are required to comply with international safety standards when designing equipment. International safety standards are revised regularly for the purpose of ensuring safety, and each manufacturer needs to review parts and designs each time.
The need for enabling devices that comply with international safety standards
Example case: a machine tool manufacturer that develops and manufactures machine tools used for processing metal parts for automobiles.
Safety design to prevent occupational accidents is indispensable for machine tools such as lathe machines and machining centers, which are our main products. When moving mechanical elements with the movable guard open, not only in the automatic operation mode but also in the maintenance mode and setting mode, a mechanical design that takes safety into consideration is required.
Currently, safety measures using enabling devices are required for lathe machines under the international safety standard ISO 23125 (JIS B 6031 in Japan), and equipment designs using similar enabling devices for machining centers will be required in the future. There was a high possibility that it would be required, and there was a problem in designing a device that ensured more safety.

Product safety and reliability based on many years of experience are key: incorporate responses to unexpected hazards into your designs
IDEC offers the 3-position enabling switch to address these issues. This product has an ergonomic and unexpected hazard response built into the design, which is the key to achieving safety design, unlike typical switches that have only two settings (on and off).
As a result, after a multifaceted study, the example manufacturer adopted the HE5B 3-position enabling switch that supports φ16mm hole mounting as the enabling device for their machinery.
IDEC provides consulting not only on highly safe products, such as the HE1G and HE2G grip switches with a grip feeling based on ergonomics, but also on the latest machine safety trends and how to assemble safety circuits.
Strengthen efforts to ensure safety in other mechanical designs to meet market needs
In order to propose safer equipment to our customers and respond widely to the needs of the market, we will further strengthen our efforts to ensure safety in the various lineups of machine tools designed and developed by the company.
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