1.DDS Electronic Energy Meter 2.Basic current 5 (A) Accuracy Class 1.0 3.Reference voltage 220 (V) current ratio 4

DDSJ single phase electronic watt-hour meter,power meter,energy meter

1.Single phase electronic watt-hour meter adopt exclusive use LSI and advanced SMT technology, the key component is all well-known brands abroad and long life.The datas couldnot loss during power failure.The meter has the features of good reliability, high loading,low power consumption,and powerful anti-disturbing capability, its performances are completely conformed to GB/T17215-2002 standard.

2. Specifications and types

Specifications and types	Reference voltageV	Rated frequencyHZ	Rated current (A)	Meter constantimp/kw.h
DDSJ	220	50	1.5(6)~15(60)	As shown in nameplate

3. Technical parameter

3.1 Electrical required

Accuracy ratingclass 1.0,class 2.0

Normal working voltage0.9Un~1.1Un

Limiting working voltage0.7n~1.3UN

Voltage consumptionactive power≤1.0W,apparent power ≤6VA

Current consumptionactive power≤1.0VA

3.2 Environmental Requirements

Normal working temperature25-+60

Limiting working voltage40+70

Transportation and Storage temperature45+70

Relative humidity (RH)less than 95%

3.3 Designed life:    10 year

3.4 Criterion:    GB/T 17215-2002

Executive standardGB/T172152002

4. Major function

Measure the AC active energy of positive direction and reversed direction,the energy of reversed direction will be measured according to positive direction.

Adopt photoelectric isolated technology,which output pulse signal, power supply will be can instructed by light emitting diode.

LCD display or LED display can be selected

Have anti-theft functionOptional

Have RS485 Communication interface and Infrared Data Association