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This testing will helps to identify the perticular cable at digging place where multiple cables are exposed. First we will connect the red black lead to cable end in phases and green lead to earth point. Then short all three phases at other end of cable. Press the power switch ON. then signal indicator will bling when circuit is in right way.otherwise it will bling red indicator. Lastly we will check cable by the receiver at exposed location. Place the mouse on the cable directly to receiving the signal which will show the indication in mouse. it will bling green when the direction of mause is same as the signal direction otherwise it will bling reg indication.,
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