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DSSD722 Type three-phase multi-function watt-hour meter
DSSD722 Type three-phase multi-function  watt-hour meter

Detailed Product Description


DSSD722 type three-phase multi-function watt-hour meter is a modern first-rate meter which is adopted to large-scale integration circuit,is used number sampling processing technology and SMT craft.

It has function such as measuring each direction of activereactive electrical quantity and demand quantity,weo 485communicationawakening etc,its performance stabilituhigh accuracyoperation easily.

-Accuracy Class:Active:0.2Reactive:1.0

-Rated frequency50Hz

-Starting current:active 0.001In(0.2S) reactive 0.003In(2.0S)

-Potential movement:anti potential movement logic design

-Electrical parameter:Normal working voltage:0.8Un-1.1Un

                 Limit working voltage:0..75Un-1.2Un

                 Voltage line power consumption:≤2W and 5 VA

                 Current line power consumption:≤1 VA

                 Backup battery voltage: 3.6VDC

                 Power-off reading meter battery voltage:6.0VDC

-Tariff working parameter

-Clock accuracy (day error) ≤0.5s battery capacity≥1000mAh

-Power=off data conserving time≥10years(use new battery)

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