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Phase Sequence Indicator-Indotech Devices Pvt Ltd
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Phase Sequence Indicators


CONSTRUCTION : Phase Sequence Indicator is housed in 96x96mm square ABS moulded case with bakelite plate. Three separate leads of Red, Yellow & Blue coloured rubber sheathed clips are provided for each phase. A white disc is mounted between two synthetic saphire jewels bearings for friction free rotation and marked with black arrow.

PRINCIPLE OF OPERATION : When the supply is connected to the three terminals marked R, Y & B the disc will rotate in clockwise direction reverse once of the phase. This works on 100V to 500Volts A.C. with a frequency of 25 to 60Hz.


Phase Sequence Indicator




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