適用范圍Application

DXS8777型三相電子式電能表，具有較高的準確和可靠性。 采用功耗大規(guī)模集成電路技術及SMT工藝制造的優(yōu)良產(chǎn)品。關鍵元器件選用品牌、長壽命器件，提高了產(chǎn)品的可靠性和使用壽命。無功計量方式采用90度移相無功， 采用字輪式計度器計量無功電能， 為感性無功和容性無功， 讀數(shù)直觀且使用方便。本產(chǎn)品全部性能指標符合GB/T17882-1999《2級和3級靜止式交流無功電度表》的全部技術要求。

DXS8777 three-phase electronic reactive energy watt-hour meter has high accuracy and reliability, it adopts international advanced ultra-low power consumption large-scale integrated circuit technology as well as SMT technology, its key component adopts that of international brand and long life, so that the product reliability and service life can be improved. The reactive measurement mode adopts 90 degree phase-shifting, it measures reactive energy including inductance and capacitance with the cha「acter wheel type register, presents visible readings and convenient operation Each performance index of it conforms to standard GB/T 17882-1999Alternating Current Static Watt-hour Meters fo「 Reactive Energy (Classes 2 and 3)