適用范圍Application

DDSU8777單相導軌式電能表系我公司采用微電子技術與專用大規模集成電路應用數字采樣處理技術及SMT工藝等技術研制開發的單相全電子式電能表。該表性能符合GB/T17215.321-2008國家標準和IEC62053-21中1或2級單相電能表的相關技術要求， 可直接精確地測量額定頻率為50Hz或60Hz的單相交流電網中有功電能，由步進式機械計數器或液晶顯示總用電量；具有可靠性好、體積小、重量輕、外形美觀、安裝方便等特點。

Model DDSU8777 single phase electronic DIN rail active energy meter is a kind of new style single phase two wire active energy meter, it adopts micr0- electronics technique, and imported large scale integrate circuit, use advanced technique of digital and SMT techniques, etc. It has minimum size, and also a new single phase two wire active energy meter. It has already passed the test of the international authority CE. The meter completely accord with relevant technical requirements of class 1 single phase active energy meter stipulated in international standard IEC 62053-21. It can accurately and directly measure 50Hz or 60Hz active energy consumption from single phase AC electricity net. This meter has white back light source eight digits LCD monitors shows the active energy power consumption. It has following features: Good reliability, small volume, light weight, specious nice appearance, convenient installation, etc.