Electric Power Meter

The main functions and features :
The product has high accuracy, high sensitivity, high reliability and wide load, low power consumption, small size, light weight, easy to install, automate management, to facilitate expansion of functional features. This product is a two-way measurable function can accurately measure the positive and negative direction of the two active power, in the same direction and accumulated power, and consequently, in various ways defense Filching functions (such as reverse pilfer, Filching burglary appliances, etc.).
This table in electric meter-button boxes, set up bright pulse coupling interface and tagging (+),(-), can facilitate error testing.
Main technical parameters
Reference voltage 220V
Voltage reference 0.7 U Un .2 b -1
Current specifications 10-40A
Reference frequency 50Hz
Grading accuracy ¢š level
Starting current 0.4% Ib
Voltage Power Lines 0.8W
Communication transmission distance 5m
Environmental conditions -25¡¦¡«70¡¦
Relative humidity ¡85%