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Live electrical testing

Forums: Testing, Electrical, Smoke Damper, Fire Alarm System
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Apple Pie
 
Reply Thu 17 Oct, 2013 12:01 pm
To test an Electrical Fire / Smoke Damper - the unit must be de-energized so that it closes and then re-energized to open. How can this be done safely at the damper itself. De -energizing the entire circuit is not an option
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