Answer / joy

walk in test in a FDAS is a built in program done in the
Fire alarm control panel where you can test each zones
assigned. It is an automatic testing program to see if all
detectors connected or located from different areas of the
building is really working or if one detector in a zone fails.

Answer / ravi

It is an Automatic Testing of Smoke Detectors..

By this onle one person can test the Smoke detector & d
panel will reset every 30Sec onces automatically......

how to synchronize 3 phase slip ring induction motors of different ratings.

0 Answers   GMR,

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3 Answers   Accenture, BIT, Techno Solutions,

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single phase voltage 230 and Three phase voltage 450 why 690 voltage

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