The STM500 three-phase four-wire CT/VT meter provides unparalleled accuracy(0.2s) and measures forward/reverse active and reactive energy as well as four-quadrant reactive energy. It features pluggable COM modules such as RF, GPRS/3G & PLC, DLMS/COSEM compliance and multiple auxiliary I/O ports. It is intended for the commercial and industrial market such as enterprises and power plants.
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