Electrical equipment within CompEx type of protection `n` is such that in normal operation and in certain specified fault conditions it is not capable of igniting a surrounding explosive atmosphere.
- Zone 2 or Category 2 or EPL GC
- All gas groups
Ingress protection
CompEx type of protection `n` requires IP54 as a minimum.
Protection details
CompEx `n` standard is subdivided into several other types of which the following are most used:
- Ex-nC : Includes devices protected by: sealing, encapsulation, hermetic-sealing, enclosed break and non-incendive methods
- Ex-nR : Restricted breathing enclosures
- Ex-nL : Energy limited apparatus
Негізгі бет Explosion Protection Concepts, Ex `n`- Reduced Risk, Ex-nC, Ex-nR, Ex-nL
No video
Пікірлер: 2