Measure total active energy, LCD display, ultrasonic welding.

It's functions include: four tariff, maximum demand

RF communication(optional),real-time clock, monthly clearing ,etc.

Measurement 

• Measurement of electric energy flowing in two directions

• Time of use, up to 4 rates

• Reverse indicate

Event records

• Total times of power failure

• Frozen data of total active energy

• Maximum demand

Real-time clock