Safe Ignition Sources
However, these are not so easy to detect. Only with knowledge of what can cause a spark or heat can measures be taken to prevent explosions. The ignition sources are listed in the basic standard EN 1127-1 “Atmosphere subject to explosion – Explosion protection Part 1” as well as in the “Technical rules for operational safety” TRBS 2152, Part 3. Appropriate protective measures for preventing ignition sources are also listed there.