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Fax: 0086-577-62736257
Mobile: 0086-13868798537
E-mail:info@cnefdq.com
Website: www.cnefdq.com
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