Zhejiang Erfeng Electric Power Technology Co., LTD

DDS6789 Single phase electric energy meter

DDS6789 Single phase electronic energy
meter using large-scale integrated circuit design,fully shielded. Full-scaled
structure is a simple structure. High raliability, easy of use, prevention of
electrical interfrence, such as the characteristics of prevent the theft of
electricity. This product complies with GB/T17215-2002 and IEC61036-2000 pairs
of single phase Electronic energy meter technical requirements.

Features

Designed by long-life standards

Error stability, good linear

Good low temperature characteristics, -40℃~+75℃ range of precision measurement
error does not exceed the standard

Table low power consumption

Measurement of high accracy at a variety of
harmonic normal circumstances to maintain the measurement accuracy

Strong ability to prevent the theft of
electricity

Ease of installation, the installation of
seats will not be affected

After the free play adjustment, instrument
in the normal transportation, storage conditions will not cause error of change

Technical
Specifications

Reference Voltage:220v

Reference current:1.5(6)A, 2.5(10)A,
5(20)A,5(30)A,5(40)A,10(40)A,15(60)A,20(80)A,30(100)A

Reference frequency:50hz or 60hz

Level accuracy: 1 or 2

Voltage range: 0.7Un-1.3Un

Environment condition:

Standard working conditions: -30℃~70℃

Extreme operating temperature:-40℃~75℃

Relative humidty:≤90%

Power: Voltage lines≤1W/5VA; Current line≤0.5VA