French translation: verrouillage de la source d'énergie (de commande des vannes)
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12:36 Nov 21, 2013
English to French translations [PRO] Tech/Engineering - Electronics / Elect Eng / Error messages on a websi
English term or phrase:Energy control lock
Physical line break means the closure of a line, duct, or pipe by closing and applying an Energy Control Lock to two in-line valves and by opening and “tagging” a drain or vent valve in the line between the two closed valves.