RS485 communication of Prepaid energy meter
Prepaid energy meters with 485 communication function are divided into single-phase and three-phase meters. The prepa ...
How does the smart electricity meter realize the remote meter reading?
The smart electricity meter is different from the traditional meter. The IC card meter is that it can be connected to t ...
What are the advantages of smart electric meters
In addition to the functions of energy measurement, information storage and processing, real-time monitoring, active co ...
The advantages and disadvantages of IC card smart meter are introduced in detail.
Advantages of IC Card Smart Meter: 1. With IC card meter, there is no need to trouble manual meter reading, which is ...
How to choose a single-phase electric meter?
How to choose a single-phase watt-hour meter is more or less in contact with the present family. The use of single-phas ...
Are there any errors in calculating electricity charges by electric meters?
Our common electric meters are: 0.2S, 0.5, 0.5S, 1.0, 2.0. The smaller the numerical value, the higher the accuracy. Us ...
There are several wiring schemes for moulded case circuit breakers
Connection scheme of moulded case circuit breaker: There are five wiring modes of circuit breaker: front wiring, back ...
Voltage under what circumstances household appliances need to be equipped with regulators
At present, the power supply required for general household appliances is 220V/50Hz, but some users'power supply can no ...
Safety and instructions of single-phase and three-phase voltage regulators before use
Single-phase and three-phase regulator regulator is composed of voltage regulating coil, control computer board and ser ...
What methods should be paid attention to in the use of voltage regulators
Because the voltage regulator has the functions of stabilizing voltage, improving the quality of current in power grid, ...
