Specifications:
1) Models available:
a) DDS521 series single-phase electronic power meter
b) DTS521/DSS521 series three-phase electronic power meter
c) DDSY521 series single-phase prepaid electronic power meter
d) DTSY521/DSSY521 series three-phase prepaid electronic power
meter
e) DTSF521/DSSF521 series three-phase multi-rate electronic power
meter
f) DTS(X)521/DSS(X)521 series three-phase active/reactive
electronic power meter
g) DTSD521/DSSD521 series three-phase multi-function electronic
power meter
2) Accurate measuring of single/three phase active electric energy
3) Large-scale integrated circuit to lower power consumption
4) Anti-electromagnetic interference circuit improves anti-jam ability
5) Three-phase power supply and meter work normally if up to two
phases fail
6) No deviation occurs under normal delivery condition, no
calibration needed
7) Application: all meters adopt two-way electric measure circuits
and advanced SMT techniques through an advanced mechanism of digital
electric energy measurement,specified by IEC61036 technical
requirements