1. DN65 indoor fire hydrant should be used, and fire hose or portable faucet should be set in the same box. 2. The fire hose with 65 nominal diameter and inner lining should be provided. The water is ...
1. Combiner box shall have name, purpose, shunt mark and system wiring diagram. 2. The door of Combiner box shall be equipped with lock and shall be in charge of by special personnel. 3. The combine ...
1. Combiner box is divided into shell and plastic shell, there are two types of open type and concealed type, the box is intact. 2. The wiring busbar in the box shall be set with neutral line, protec ...
In the power transformation and distribution equipment, the bus is the conductor of confluence and current distribution, so the bus is also called bus bar. According to the material, there are three ...
The general distribution box or distribution cabinet should be in accordance with the relevant standards of electrical wiring. In terms of switches (circuit breakers), measuring instruments (voltage a ...
Application safety of distribution box and switch box: 1. It should be installed firmly to facilitate actual operation and maintenance. 2. For the floor mounted distribution box and switch box, the ...
If you want the electrical box to be used in a normal environment, you should make the following adjustments when you choose it: 1. First, the ambient temperature is generally not higher than 40 ℃ or ...
The use of the shell of the electrical box manufacturer has brought us stable power use. Today, let's learn about the function and characteristics of the outer coating. The color of the outer coating ...
The word "distribution box" must sound strange to most people, but people who have contact with it will not be so strange. Today, the distribution box manufacturer will introduce the basic knowledge o ...
Purchase reasonable equipment to maintain the operation of machinery and equipment, power distribution cabinet is a very good choice for you. Power distribution cabinet products can carry out reasonab ...
Nowadays, there are more and more kinds of meter boxes. What kind of meter box do you have? How to choose a suitable meter box? The electric meter box mainly has the general electric Distribution Box ...
Household metal meter box is widely used in the daily life of the residents. It is indispensable for every household. It can be sorted out (sorted and organized) to be the end protector of household e ...
We often see the electric meter box in our daily life. Do we know the advantages of using the electric meter box? Here is a brief introduction. 1. The use of meter box can solve the personal injury a ...
The components in high voltage cabinet will form operating temperature when they are running, that is to say, the temperature rise is often said in professional terms. The over expenditure of temperat ...
Relay maintenance is the general name of relay protection technology and relay maintenance equipment. Relay protection technicality is a detailed electric power technology thought system. The key is ...
Metal meter box manufacturers for everyone to explain in detail under the high-precision bottom pressure metal meter box often have which five major functional characteristics. The first point should ...
Classified by features and main uses: (1) Fixed control panel type switch cabinet, often called switch board or distribution panel. This is a kind of open switch cabinet blocked by control panel. It ...
Why regular physical examination on time? In order to ensure physical and mental health, then our high and low pressure metal meter box is necessary to protect and maintain, so as to ensure that the h ...
Both stainless steel and glass fiber reinforced plastic distribution boxes can be manufactured according to the user's samples and drawings. They are different in that: The stainless steel distribut ...
No matter what electrical components are used, heat will occur more or less during electrical operation, because these components will have resistance, and if there is resistance, heat will be generat ...
Problems caused by the influence of ambient temperature on low voltage electrical appliances The low voltage apparatus in the distribution box is composed of fuse, communication contactor, residual c ...
What specifications should be considered for the installation of low voltage distribution cabinet and distribution box What are the technical specifications for installation of low voltage distributi ...
There are two kinds of distribution box according to the use environment: outdoor box and indoor box. We will introduce the use and internal production structure of these two distribution boxes. Outdo ...
Distribution box manufacturers today to analyze, judge whether a distribution box is qualified conditions: The appearance of the product is complete without damage. The information is complete, an ...
