Electronic energy meter

Model:	DDYS22D30
Brand:	LonGi
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Quantitative Apparatus
Label:	watt-hour meter , energy meter , kilowatt meter
Price:	-
Min. Order:	-

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Member Information

Ningxia LGG Instrument Co., Ltd

Free MemberChina

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Last Online:08 May, 2012

Product Description

Single Phase Prepayment Electronic Meter

【General Introduction】
Adopting special large-scale integrated circuit and manufactured with advanced SMT process , DDYS22Dx Single Phase Prepayment Electronic Meter is featured whit high degree of measuring accuracy, reliable and stable performance, long service life and low power dissipation.

【Functions and Characteristics】
* LCD display ,LED indicators and mechanical register . Register displays the total amount of consumed power, LCD displays status of the meter and total and residual energy are displayed alternatively by LED indicators.
* IC card prepayment, purchasing before using.
* Meter reading card to monitor and control 125 meters simultaneously.
* Negative energy consumption record and deduction.
* Residential energy alarm to remind users purchasing electricity in time.
* Self verifying.
* Special unit against tamper and fraud.
* RS485 communication port (optional).
* In sync with the electricity vending network software, the meter is convenient to both operator and customer.

【Technical Specifications】

Contents		Technical Specifications
Standard		GB/T17215-2002、GB/T18460.3-2001
Measurement	Active	Positive active energy consumption measurement
Measurement	Active	Negative active energy consumption measurement(will be counted into positive active energy consumption)
Specification	Rated voltage（V）	220
	Rated current（A）	2(10) 5(25) 5(30) 10(50)
	Constant（imp/kWh）	6400　3200　1600
	Accuracy class	1.0
	Rated frequency	50Hz
Output	Output Test	Active Pulse width：80ms±20%
Electrical Parameters	Normal working voltage	0.8Un ～ 1.15Un
	Limit working voltage	0.7Un ～ 1.2Un
	Power consumption	Voltage Circuit LCD <1.0W 5.0VA LED< 1.5W 5.0VA Current Circuit <1.0VA
	Display	Total 99999.9 kWh Residential 0～99999.9 kWh
	Storage after outage	＞20years
	Service life of CPU Card	＞5000 operations
	Accuracy of clock	<0.5s/day
Communication Protocol	Rs485	In accordance with DL/T645-1997
Communication Protocol	Carrier Wave communication	In accordance with DL/T698-1999
Climatical Condition	Normal working temperature	-25℃～55℃
	Limit working temperature	-30℃～60℃
	Storage temperature	-40℃～70℃
	Storage and working humidity	≤85%

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Send Inquiry to this Member

Ningxia LGG Instrument Co., Ltd

No 26. Guangming Road,(National level)Economic & Technical Development Zone,Yinchuan,Ningxia,China

Phone:: 86-0951-3969167

Fax:: 86

Contact:: Jason Chen (Managing Director)

Mobile:: 13802146179

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