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Reset of smart electricity meters and fault analysis and solutions of smart electricity meters
Reset method of smart meters Multifunctional meters are generally smart meters. Can the smart meters be reset? Smart electricity meters can be reset, but this needs permission and instructions. So, if the user wants to reset the meter, their own operation is impossible to complete, zeroing is gen...Read more -
How to select an electricity meter?
How to select the electricity meter by current? There are two current values on the panel of the smart meter, as shown on the picture below. The Linyang meter marks 5(60) A. 5A is the basic current and 60A is the rated maximum current. If the current exceeds 60A, it will be overloaded and the sma...Read more -
Basic knowledge about Electricity Meters
Currently most of electricity meters are prepaid meters. If you pay enough for the electricity at one time, you can ignore paying the electricity for several months. How much do you know about the current smart prepaid electricity meters? Well, lets explore some basic kn...Read more -
RS485 Communication
With mature and developed SCM technology in early 80’s, the world’s instrument market is basically monopolized by smart meters, which is attributed to demands of enterprise information. One of the essential conditions for enterprises to select meters is to have a network communication inter...Read more -
What is PT/CT?
PT is commonly known as voltage transformer in power industry and CT is the common name of the current transformer in power industry. Voltage transformer (PT): it is the electrical equipment that changes the high voltage of power system into a certain standard low voltage (100V or 100 / √ ...Read more -
Electricity Metering Operating Parameters
To be familiarized with the terms used when operating basic parameters in the meter FUNCTION : Time-of-Use ACTIVE CALENDAR: current active calendar the meter is using. PASSIVE CALENDAR: reserve calendar the meter will use. Notes: Passive Calendar can be activated in 2 ways: - scheduled - immed...Read more -
Energy Meter’s No-load Behavior
Conditions and Phenomenon of Energy Meter‘s No-load Behavior When the energy meter has no-load behavior in operation, two conditions should be satisfied. (1) There should be no current in the current circuit of the electricity meter; (2) the electricity meter should not produ...Read more -
Analysis of Tampering and Anti-tampering
The diversity of society determines the occurrence of electric tampering. Correct judgment and treatment of electric tampering can bring real economic and social benefits to power supply companies. With the development of social economy and the gradual increase of power users, electric tampering ...Read more -
Three-phase Electric Meter Wiring Diagram
Three-phase electricity meters are divided into three-phase three-wire electricity meters and three-phase four-wire electricity meters. There are two main connection modes: direct access mode and transformer access mode. The wiring principle of a three-phase meter is generally as follows: the cur...Read more -
Linyang Electricity Meter Tests
Linyang conducts various electricity meter tests to ensure the meter quality meets the international standards. We are going to introduce our main tests as below: 1. Climate Influence Test Atmospheric conditions NOTE 1 This subclause is based on IEC 60068-1:2013, but with values taken from IEC 6...Read more -
Smart DIN rail meter –SM120
Definition Smart DIN rail electricity meters are Prepayment energy meters which are fully compliant with IEC standards and used to measure unidirectional AC active and reactive energy with frequency of 50Hz/60Hz for residential, industrial and commercial customers. It offers reliable performance...Read more -
Modular and Integration of Smart Meters
Smart meters are the smart terminal of smart grid. To adapt to the use of smart grid and renewable energy, it has the functions of power information storage, bi-direction multiple-tariff measurement, end user control, various data transfer mode of two-way data communication function and anti-tamp...Read more
