DDSD22 Single Phase Multi-function Electronic Meter has storage of reverse active energy and total, sharp, peak, shoulder and off-peak energy for direct active energy of latest 12 months. LED displays data of the latest 3 months.

It has two time zones, four rates, ten time periods and can record maximum active demand, real time clock display. The average demand of each hour of the latest 60days and load curve can be recorded. Programming and meter setting can be achieved via Infrared and RS-485 port. Load control and load can be setted.

It has storage of reverse active energy and total, sharp, peak, shoulder and off-peak energy for direct active energy of latest 12 months. LED displays data of the latest 3 months.

Two time zones, four rates, ten time periods.
Recording maximum active demand, real time clock display.
The average demand of each hour of the latest 60days and load curve.
To compile the display items and scrolling display items. To record counts of tamper and cumulative tamper time.
Large LCD displays in big character.
Programming and meter setting can be achieved via Infrared and RS-485 port.
Self verifying and can alarm through display.
Load control and load can be setted
To measure and display the energy consumed and arrearage. Various function cards available.
Two level alarm controlled by relay.
Buzzer alarm.
Negative consumption measurement.

Contents Technical Specifications
Standard GB/T17215-2002
Measurement Active Positive active energy consumption measurement
Negative active energy consumption measurement(will be counted into positive active energy consumption)
Standard Rated Voltage 220
Rated Current (A) 2(10) 5(25) 5(30) 10(50) 20(80)
Meter constant
imp/kWh 6400 3200 1600 800
Accuracy Class 1.0
Frequency 50Hz
Weight 810g
Output Output test Active Width of Pulse: 80ms±20%
Electrical Parameters Normal working pressure 0.8Un -1.15Un
Limit working pressure 0.7Un -1.2Un
Power Consumption Voltage Circuit