30

2019-05

Discussion on Grounding Problem of High Voltage Cable

 Release Time： 2019-05-30

High-voltage power cable copper shield and steel armor generally need to ground, both ends of the ground and one end of the ground What is the difference between the production of cable termination, s

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30

2019-05

Cause Analysis and Prevention of Electrical Misoperation

 Release Time： 2019-05-30

In the substation operation, the electrical switching operation is one of the basic work of the substation operation, and electrical switching operation is a complex and detailed work, in the operation of a negligence, the effect, it will cause electrical Misuse, resulting in line power failure, equipment damage, serious will cause personal injury and death, power grid solution, to the country and the people of serious losses. Therefore, the prevention of electrical misoperation

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30

2019-05

Calculation of Cross - sectional Area and Current Carrying Capacity of Conductor

 Release Time： 2019-05-30

First, the general copper wire carrying current The safety of the conductor is based on the maximum allowable core temperature, cooling conditions, laying conditions to determine. Generally, the safe

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30

2019-05

How to distinguish between super five lines and six lines

 Release Time： 2019-05-30

Five lines of the logo is "CAT5", bandwidth 100M, for more than 100 megahertz network; super five lines of the logo is "CAT5E", bandwidth 155M, is the current mainstream products; six lines of the log

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30

2019-05

A simplified method to update the economic selection data of copper cable

 Release Time： 2019-05-30

(IEC 287-3-2 / 1995), which is based on the economic optimization of the power cable core section, based on the initial investment of the cable and the cost of the operation during the cable. The lowe

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30

2019-05

Wire and cable naming and model

 Release Time： 2019-05-30

The complete naming of wire and cable is usually more complex, so people sometimes use a simple name (usually a category name) in combination with the model name to replace the full name, such as "low

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