Russian translation: intrinsically safe with two fault - существенно безопасный с двумя недостатками
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GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
English term or phrase:
intrinsically safe with two fault - существенно безопасный с двумя недостатками
Explanation: Here are some explanations, hope it helps (I gotta run now):
Exia intrinsically safe with two fault conditions
Exib intrinsically safe with one fault condition
Exd flame proof or explosion proof
Exe increased safety
Exn non incendive
Exs special, which includes encapsulation
Explanation: Just a quick note - the gai-tronics page has now changed - you can find the information you've discussed in the following area: http://www.gai-tronics.co.uk/p_az.htm
look under 'D' - degrees of protection (flammable and ingress) - the pdfs are good to download, the htm file is under the technical support tab and then hazardous area guide.