three phase watt-hour meter (DT862)

There phase active energy watt-hour meter and reactive energy watt-hour are induction meters which are applicable to measure the rated frequency 50Hz and the active and reactive power loss of three-phase intercourse grid. The technique are completely conformed to National Standard GB/T15283-94 idt IEC521.All technical targets of reacitve energy meters are completely to National Standard GB/T15283-94.