Product standards

GB/T 17215.321-2008 "Special Requirements for AC Measuring Equipment Part 21: Static Active Energy Meters (Class 1 and Class 2)"

Q/GDW 354-2009 "Functional Specification for Intelligent Energy Meters"

Q/GDW 355-2009 "Type Specification for Single phase Intelligent Energy Meters"

Q/GDW 364-2009 "Technical Specification for Single phase Intelligent Energy Meter"

Q/GDW 365-2009 "Technical Specification for Security Certification of Information Exchange of Intelligent Energy Meters"

DL/T 645-2007 "Communication Protocol for Multi functional Energy Meters"

Product Features

● Adopting high-precision, high-sensitivity, high stability, wide range, low-power dedicated metering chips

The voltage sampling circuit adopts resistance voltage division method.

The current sampling circuit adopts a high stability and wide range manganese copper shunt.

The display adopts LCD display with wide viewing angle and high contrast brand.

Apply digital processing technology and SMT process.

● Display information: cumulative electricity consumption for the current month and the previous month, cumulative energy readings for each rate and total cumulative energy readings, current date and time, alarm code or prompt, communication status prompt, meter number of the energy meter, etc.

● Cost control method: Virtual media.

Main functions: metering function, remote cost control function, security authentication encryption requirements, measurement and detection function, display function, event recording function, freezing function, timing function, pulse output, etc.

● Communication method: RS485、 Infrared and power line carrier.

● Firm structure, flame retardant, anti-aging and good sealing performance. The case structure size is unified, simple, exquisite, and easy to install.