Can the cable of the UPS power supply be set together with other cables?

Updated on society 2024-06-05
15 answers
  1. Anonymous users2024-02-11

    Yes, there is no problem, this is a standby power supply, but also a type of strong electricity, not a signal line, will not affect the transmission, as long as it is not laid with other signal lines will not have any interference. It is possible to lay it with cables.

  2. Anonymous users2024-02-10

    In the "Technical Specifications for Temporary Electricity Safety at the Construction Site", it is not mentioned that Linxiao Xi disturbed water and electricity can not be together, and can be constructed according to the direct burial practice of the cable (50mm fine sand backfill the original soil with a deep upper and lower left and right, and the upper layer is covered with hard protection), and the cable trench should be appropriately widened to make the water parallel to electricity.

    Wire and cable: Wire and cable are wire products that transmit electrical energy, electrical signals and realize electromagnetic energy conversion. Cables are usually composed of a core that transmits electricity or electrical signals and a sheath that plays a protective and insulating role.

    Cables that contain only one core and are thinner in diameter are often referred to as wires. There are also wires that are not insulated and are called bare wires. The Qiaodan core in the cable is made of a metal material with good conductivity, usually using copper (which conducts electricity) or aluminum (which is less expensive).

  3. Anonymous users2024-02-09

    Of course, as long as you don't put the mains and communication network lines together, there will be no interference, the input and output are no problem together, the battery connection line is the connection between the battery cabinet and the host, because both ends are fixed, there is no need to go with the input and output, of course, if you take the dark line, it is no problem to walk together, but the air switch on your wall should be marked, so as not to be confused.

  4. Anonymous users2024-02-08

    Most of China's 3 35kV (including 66kV) power grids adopt the operation mode of neutral point and non-grounding. In the case of single-phase metallic direct grounding in such grids, the non-fault relative ground voltage will rise to the line voltage, and the three-phase line voltage will change and still have 12. The phase difference of the three-phase electrical equipment is not affected, so it does not affect the normal transmission of electric energy.

    Therefore, the national standard stipulates that this kind of power grid is allowed to operate with a fault for a short time after the occurrence of a single-phase grounding fault, which improves the reliability of the power supply of this type of power grid. If the single-phase grounding fault is metallic grounding, the voltage drop of the fault phase is zero, and the relative ground voltage of the remaining two soundness rises to the line voltage, and the electrical equipment of this kind of power grid should be able to withstand this overvoltage without damage under normal circumstances. However, if the single-phase grounding fault is intermittent arc grounding, it will produce an overvoltage in the system that reaches the peak value of the phase voltage, and if such a high overvoltage acts on the power grid for several hours, it will inevitably cause the cumulative damage of the insulation in the electrical equipment, and cause the insulation to break down to the ground in the insulation weak link of the sound phase, and then develop into a phase-to-phase short circuit accident.

    In the transient process of intermittent arc grounding, the actual system will form a multi-frequency oscillation loop, which will not only produce a high-amplitude relative overvoltage, but also may have a high-amplitude interphase overvoltage, which will cause the interphase insulation weakness to flashover and develop into an interphase short-circuit accident.

    The cables used for transmission and distribution are called power cables, and the voltage levels of power cables are divided according to the voltage levels of transmission and distribution. However, in power cable technology, cables with voltage levels of 35kV and below are usually called medium and low voltage cables, and cables with voltage levels of 110kV and above are called high-voltage cables.

    With the progress of science and technology, the continuous emergence of new materials and new processes, the voltage level of new cables has gradually increased, and there are more and more varieties of cables. Power cables can be classified in a variety of ways, such as classification by voltage level, classification by nominal cross-sectional area of conductors, classification by the number of conductor cores, classification by insulation materials, etc. Now they are as follows:

    1 Classified by voltage level.

    Power cables are manufactured according to a certain voltage level, and are used in different voltage levels due to different insulation materials and operating conditions. There are 500 voltage levels (kv) of cable products in China, a total of 19 kinds.

    The voltage level has two values, separated by a slash, the value before the slash is the phase voltage value, and the value after the slash is the line voltage value. The voltage level of the commonly used cable is 110, and the cable of this voltage level is suitable for the three-phase system with the duration of each ground fault not exceeding 1min, and the cable with the voltage level UO u(kv) is 63 is suitable for the three-phase system with the duration of each ground fault generally not exceeding 2h and the longest not exceeding 8h.

  5. Anonymous users2024-02-07

    It is possible to route the wires together, but they cannot be used together on the same electrical appliance.

  6. Anonymous users2024-02-06

    Of course.

    Code for design of power engineering cables GB 50217 2007

    When the number of cables in the same channel is large, if it is laid on a multi-layer bracket on the same side, the following provisions shall be met:

    Power cables with voltage levels from high to low, control and signal cables from strong to weak current, and communication cables are arranged in the order of "top to bottom".

    When the horizontal channel contains high-voltage cables of more than 35kV, or the cables introduced into the cabinet meet the requirements of the allowable bending radius, it is advisable to arrange them in the order of "bottom-up".

    In the same project or if the cable channel extends in different projects, it should be configured in the same order. 2. When the number of bracket layers is limited by the channel space, the adjacent voltage level power cables of 35kV and below can be arranged on the same layer of brackets, and the power cables of 1kV and below can also be configured on the same layer of brackets with strong current control and signal cables.

  7. Anonymous users2024-02-05

    The 380 and 220 systems, which are systems in their own right, do not have the so-called high and low voltage.

    However, the safety inspection regulations stipulate that different voltage levels and different current polarities cannot be transmitted by the same cable, and cannot be laid in the same cable trench or tray.

    Meaning: AC and DC, strong and weak current, can not be installed together, there must be spacing measures in the middle.

    Your requirements cannot be met at this time.

    Alternatively, you can use a general three-phase four-wire cable to reconnect it on the roulette wheel and you can have the voltage of .

  8. Anonymous users2024-02-04

    From the perspective of general electricity consumption, 380V belongs to the power line, 220V belongs to the lighting line, and the two cannot be put together. However, if the cable laying is tired, it can be put together, such as the pipe wiring in the building.

  9. Anonymous users2024-02-03

    Not allowed, not in accordance with operating procedures, not safe. You will be responsible for this problem.

  10. Anonymous users2024-02-02

    Flat walking has an impact and should be separated, if it is a fiber optic cable can be together, it can also be overhead. According to the topography of the site.

  11. Anonymous users2024-02-01

    It is better not to lay them together, as strong currents can interfere with the cables that transmit the signal.

  12. Anonymous users2024-01-31

    No, one interferes with each other, and the second strong current will bring unsafe factors to the weak current.

  13. Anonymous users2024-01-30

    The wiring must be separated, and the straight-line distance between strong and weak current must be greater than 30cm, which is the specification that weak current must observe.

    Electric power applications can be divided into two categories: strong current and weak current according to the strength of power transmission.

    The weak current system is mainly aimed at buildings, including buildings, residential areas, airports, docks, railways, highways, etc.

  14. Anonymous users2024-01-29

    If there will be interference when walking together, it is best to separate the power cable and data cable of the important computer room.

  15. Anonymous users2024-01-28

    Walk separately, there is really no way if it is in the bridge, the power cord with shielded cables.

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