Knowledge

The entry of hydropower materials means the start of decoration and construction, and the acceptance of hydropower materials must be strictly checked, such as the quality, specific

1. Prepaid function: The three billing modes are single rate, stepped rate and multi-rate. 2. Anti-stealing function: It can prevent common electricity stealing methods, such as ma

A three-phase watt-hour meter is used to measure the electrical energy output by a power supply (or consumed by a load) in a three-phase AC circuit. Its working principle is the sa

Ammeter is also known as ammeter, its main purpose is to measure current, there are many types of ammeters, such as rotating coil ammeter, thermocouple ammeter and rotating iron am

Meter boxes are available in many different sizes for different occasions. Do you know the dimensions of the meter box? What kind of meter box is good? Bakelite table boxes are use

Single-phase electric energy meter, used in active energy measurement. Accurate measurement, modular and small size (18mm), can be easily installed in various terminal distribution

The collector is one of the key devices in the electricity collection system of power users. It is a device that collects electricity consumption information of residential users.

Three-phase four-wire system (TN-C system) The characteristics of the three-phase four-wire system are: the neutral point of the power transformer is grounded, and the protective n

There are many wiring forms of electricity meters, including single-phase electricity meter connection methods, and three-phase electricity meter connection methods. Among them, th

How many amps does a typical household electric meter have? Selection of the capacity of the electric meter: The capacity of the electric meter should be selected between 20 and 12

How to choose a smart household energy meter? The use of household appliances in the family requires electricity, and the electricity needs to be measured, and the electricity mete

Our current household watt-hour meters are all active watt-hour meters, which record the active energy consumed by electrical appliances, and do not record reactive energy. So how