Single Phase Multi-Function Electronic Meter (DDSD22)

Product Description

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
Measurement	Active	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 <1.0W 5.0VA Current Circuit <1.0VA
	Display	0-999999.99 kWh
	Storage after outage	>20 years
	Time Accuracy	<0.5second/day
	Batterylife	>10years
Communication Protocol	RS485	In accordance with DL/T645-1997
Communication Protocol	Infrared	In accordance with DL/T645-1997
Climatical Condition	Operating Temperature range	-25--55
	Limit Temperature range	-30--60
	Storage Temperature	-40--70
	Relative Humidity	≤85%

More Product Features


HS Code:	9028301300
Trademark:	longi
Model NO.:	DDSD22
Standard:	Iec62053:21,Bs En50470-3
Productivity:	10000
Minimum Order:	20 Pieces
Origin:	China
Packing:	Cartons
Electric Equipment:	Single-phase
Installation:	General Installation Meter
Power Source:	AC Meter
Theory:	Electronic Meter
Usage:	Meter for Industry and Home Use
Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Company:	Ningxia LGG Instrument Co. Ltd.