Article 109. Technical requirements of measuring circuit count1. the secondary Coil of the CT, VT and second cable Wednesday connecting with counters measure the electricity measurement system of counting number not be used for any other purpose and are completely independent of the counting system.2. the second Cable of the counting measuring circuit must be follow the shortest, the amount of points connected through every little grip and must be eligible to perform the sealing clamp measures lead Cabinet row or juncture grip. The second cable of the main counting system to go private and direct connection of wire from the box CT, cabinets of the VT to cabinets, counters, without going through the rows of pins in the cabinets.3. where the counters are the voltage from one of the VT bar through the power switch, the top wire voltage switch must ensure the sealed conditions lead clamp and counting electricity meters must be programmed to record the time and voltage switching period.4. Load the secondary circuit CT, VT including measuring counters count electric power do not exceed the load limit of the CT, VT.
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