How to choose a distribution box for home renovation - Rittal

1. It occupies a small area. Generally, it is buried in the soil or laid indoors, ditches, tunnels, with a small insulation distance between lines, no towers, less land occupation, and basically no land on the surface. 2. High reliability. It is less affected by climatic conditions and surrounding environment, and the transmission performance is stable and the reliability is high. ...

1. Built-in air conditioner for heat dissipation The cabinet is equipped with a refrigeration system, the evaporator and power devices are installed inside the cabinet in a closed manner, and the condenser and compressor are placed in the external circulation air duct or outside the cabinet. Since the power unit is sealed in the cabinet, as long as the appropriate sealant is used ...

What is eddy current? What are the harms of eddy currents? Answer: When an alternating current is passed through a wire, an alternating magnetic field is created around the wire. An induced current is generated inside the whole conductor in an alternating magnetic field, and because this induced current forms a closed loop inside the whole conductor, ...

▲ GGD AC low-voltage distribution cabinet: (1) Use GGD type AC low-voltage distribution cabinet is suitable for substations, power plants, factories and mining enterprises and other power users AC 50Hz, rated working voltage 380V, rated working current 1000-3150A distribution system, as a power ...

As a commonly used box in Rittal, many users do not understand the material and structure of this series of boxes. Now I would like to introduce the Rittal explosion-proof enclosure Apply: – Zones 1 and 2 or Zones 21 and 22 according to 94/9/EG – Ambient temperature range: -30°C.

First of all, the number of the control cable often starts with the letter "C", which indicates that the control cable is specially designed to connect different sensors and control devices as a medium for signal transmission. This kind of cable can transmit data signals, and has a certain resistance to wear and chemical corrosion, so it is widely ...

1. The cabinet is generally made of cold-rolled steel plate or alloy to store the computer and related control equipment, which can provide protection for the storage equipment, shield electromagnetic interference, arrange the equipment in an orderly and neat manner, and facilitate the maintenance of the equipment in the future. Cabinets are generally divided into server cabinets, network machines, etc.

What are the main differences between electronic control equipment and power distribution equipment products? Answer: The function of electronic control equipment is mainly control, and the function of power distribution equipment is mainly transmission. How much is the external design of domestic electronic control equipment products? Answer: Control panel, control cabinet, control box and console ...

1. Avoid light The server is required to operate in a constant temperature environment, and direct sunlight will increase the temperature in the computer room, which will damage the display and shorten its service life. When operating in IDC and ISP data centers, it is impossible to see a ray of sunshine. So, in ...

The power supply and distribution system of the data center is a system that provides stable and reliable power supply support for all the equipment that needs power supply in the computer room. The power supply and distribution system is like the heart of the human body for the entire data center system, and its importance is self-evident. 　　With the continuous construction of the network ...

(1) The cause of moisture in the cabinet 1) Environment shutdown. The ring main unit or the opening and closing station itself is a closed environment, because of the poor ventilation conditions, it is easy to gather moisture and generate condensation, and there are many large buildings today in order to reduce the occupied area, the opening and closing station, the power distribution room is built in the basement. Cause...

1. Improve the environment inside and outside the cabinet 1. We not only need to keep the electrical cabinet dry and clean, but also need to do a good job of cleaning and sanitation in the distribution room where the distribution cabinet is placed to prevent water and dust from entering the cabinet 2. The lighting environment of the distribution cabinet should be good, and it should be equipped with professional cabinet lighting ...

What are the relay protections of small and medium-sized substations? A: A overcurrent protection; B. Current quick-break protection; C. Time-limited current quick break protection; D Low voltage protection. What is the classification of substation monitoring system? A: Manual monitoring, automatic monitoring of telecontrol devices and micro-...

1. Set the target temperature: the default temperature of the original factory is 35°C, you can press and hold the set button for more than 1 second after starting, the parameters start to flash, complete the temperature adjustment by pressing the UP and DOWN buttons, and after adjusting to the target temperature, press the set button to store the set parameters. 2. High temperature alarm: ...

What are the main parameters of the transformer? Answer: (1) rated voltage; (2) Rated current; (3) Rated capacity; (4) No-load current; (5) No-load loss; (6) Short-circuit loss; (7) Impedance voltage; (8) Winding connection diagram, phasor diagram and ...

1. Once a month (8 hours at the end of the month), and make a maintenance record. 2. Clean the gears of the whole machine to ensure the cleanliness and normal clearance of the gears. 3. Check the gap between the two gears at the punching device of the processing department and adjust the clearance. 4. Adjust the gap between each ink roller to ensure that ...

The "Eastern Data and Western Computing" project aims to promote the rational layout of data centers, optimize supply and demand, green intensification and interconnection, so that the computing resources in the west can more fully support the computing of data in the east and better empower the country's digital development. 　　IT infrastructure is an important ...

Many customers don't know what products Rittal makes, so today I will simply classify Rittal products. Rittal products are mainly divided into 6 categories below 6 (1) Rittal control cabinet: small cabinet (here can also be subdivided polycarbonate cabinet PK, junction box KL, compact control box EB, ...

There are a total of 9 fault codes for Rittal cabinet air conditioners, They are: F1, F2, F3, FF, EH, EP, EL, SF, HC. Among them, F1, F2, and F3 represent improper use or failure of internal components; FF stands for Regulation Circuit Fault; EH stands for High Temperature Fault; E ...

1. When the cables cross each other, the high-voltage cable should be below the low-voltage cable. If one of the cables is protected by a pipe or separated by a partition within 1m before and after the intersection, the minimum allowable distance is 0.25m. 2. When the cable is close to or crosses the thermal pipeline, if there are thermal insulation measures, the flat ...