Detailed Product Description
DDSY722 type single phase electronic pre-paid watt-hour meter(CPU) is the new intelligent adopting an international advanced micro-chip which has the function of infrared communication,relay control.
IC card performance meets standard of GB/T17215-2002GB/T 18460-2001.infrared communication protocoll meets industry standard of DL/T 645-1997.Security and reliabilityhigh accuracyLCD displayeasy installlation,which is particular applicable to electrical energy measurement and control of commercial customers and industrial users.
Function and Features
-LCD display with trichrome light;
-CPU card conforms to each province requirement;
-Alarming electric quantitu.Pulse indication light and alarming indication light.
Performance standard:GB/T17215-2002GB/T18460-2001;
Accuracy:1.0S2.0S
Rated voltage:200V;
Rated current: 5(20)A5(30)A1040A1060A2080A
Constant:1600 imp/kw.h3200 imp/kw.h
Rated frequency:50Hz.