Rittal cables – common faults in industrial control cables

Wire surface marking - according to the national standard, the wire surface should have the manufacturer name, product model and rated voltage continuous marking. This is conducive to finding the manufacturer in time when problems occur during the use of wires, and consumers must pay attention to this when purchasing wires. At the same time consume ...

What is the material of the busbar? A: Copper busbar, aluminum busbar and steel busbar. What is the significance of busbar coloring? Answer: It can increase the radiation capacity, which is conducive to heat dissipation, and the allowable load current can be increased by 12-15% after coloring. ...

Power system The wire and cable products used in the power system mainly include overhead bare wires, busbars (busbars), power cables (plastic cables, oil-paper power cables (basically replaced by plastic power cables), rubber cables, overhead insulated cables), branch cables (replacing part of the busbars) ...

In recent years, Rittal cabinets have been increasingly used in important equipment and projects at home and abroad. This brand from Germany Rittal cabinet has always been a tall image in the industry, the fine quality is fascinating, and the high price makes us prohibitive. With the agility of China's manufacturing industry...

In recent years, with the accelerated development of China's informatization process and the continuous expansion of its scale, the demand for digital centers, as the carrier of the digital economy, is also increasing day by day. The operation of the digital center needs the support of a stable and energy-saving power system.

What are the main technical parameters of the fuse? Answer: A. Rated voltage, B. Rated current, C. Breaking capacity, D. Melting characteristics, E. Overvoltage. What are the main products of low-voltage power distribution equipment? Answer: Low-voltage distribution panels, switch cabinets, switch boards, lighting boxes, power boxes and electrical ...

1. One spare core of the control cable is grounded It has been proved in practice that when a spare core in the control cable is grounded, the amplitude of the interference voltage can be reduced to 25%-50%, and the implementation is simple, and the cost of the cable is increased very little. 2. Serious consequences will occur when electrical interference is generated.

What are the conditions that must be met for high-voltage appliances? A: A. The insulation is safe and reliable; B. Long-term operation under rated current and certain short-term overload capacity; C. Able to carry the thermal and electrodynamic effects of short-circuit currents without damage; D. Switching electrical appliances can be safe...

1. Preliminary preparation First of all, notify the user to label the cable and organize the cabinet without affecting the normal operation of the user. Then, according to the topology of the network, the existing equipment, the number of users, the user group and other factors, the internal lines of the cabinet are delineated.

An IT cabinet generally needs to arrange a lot of cables, including strong current cables for power supply equipment, optical fibers used for communication, and weak current cables for signal transmission. So many cables in a cabinet if not well packed up form a clutter of cables in the cabinet, and then ...

1. Press and hold the H4 button for 5 seconds to enter programming mode and ST will be displayed on the screen. 2. Click the H4 button to display 35 on the screen, then click the H2 button to display Cod on the screen, and then click the H2 button continuously to display from 0 to 22 on the screen. 3. Click H2/H3 and press ...

1. Deliver the cold air to the network cabinet: Because the equipment in the cabinet needs the air conditioning the most. 2. Deliver the cold air to the front of the network cabinet: because the cold air can only enter the module server chassis from the front of the server to play a role in heat exchange. 3. Precisely adjust the ...

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 is a control device? Answer: It is mainly used to control the switching appliances of the powered equipment and the combination of control, detection, protection and regulation equipment associated with these switching appliances. What is Overcurrent? A: Any electricity that exceeds the rated current. ...

In terms of structure, there are two ways to classify sheet metal cabinets: According to the division of the cabinet frame, it can be divided into the whole plate type and the column and beam combination type; According to the way of cabinet angle connection, it can be divided into four forms: adhesive connection, screw connection, pin connection and welded connection. ...

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 ...

Recently, Rittal participated in the supplier conference held by KONGSBERG China, and KONGSBERG awarded Rittal China the 2022 "Outstanding Contribution Award". As a global strategic partner of Rittal, Kongsberg Marine is a global leading maritime technology company, providing services for merchant marine, offshore engineering, ...

What is Peak Load? What is trough load? What is Average Load? A: Peak load refers to the maximum load that can occur on the grid and the user in a day. The trough load is the hourly average of the least amount of usage that occurs in the grid and the users in a single day.

1. It can be installed in places where dangerous gases exist, and it is safe to use the control cabinet in some environments with gas or vapor gas. 2. The shell of the control cabinet is generally made of steel plate welding or cast aluminum alloy die-casting, with high-voltage electrostatic spraying, and the whole is made of flameproof type.

1. Make sure that all equipment in the electrical control cabinet is well grounded, and use short and thick grounding wires to connect to the common grounding point or grounding busbar. Any control equipment connected to the inverter should be co-grounded with it, and likewise ground with short and thick wires; 2. Flat conductors are used, e.g. ...