Green travel is a concept advocated now. Now short-distance public transportation is gradually replaced by new energy vehicles, so the requirements for high-voltage cables of new energy vehicles are even higher. The following evcome editor Briefly introduce the requirements for high-voltage cables for new energy vehicles. 1. Voltage: The main difference from common automotive cables is that the frame needs to be designed with a rated voltage of 600 V, but if it is used in commercial vehicles and buses, the rated voltage can reach 1000 V. In comparison, the voltage rating may be higher. Cables currently used in vehicles powered by internal combustion engines are designed for a rated voltage of 60 V. 2. Temperature: Except for the high temperature cables sent to the engine room or high temperature cabin in the vehicle, the temperature resistance of the other commonly used cables reaches 105°C, and the high voltage cables used in new energy are usually higher than the normal value such as 125°C or 150°C. Different places have different requirements for cables. 3. The working life is 3000h in the recognized cable standard, and this value is often used in long-term aging tests. There will be special requirements for applications in the high-pressure field, which may exceed 3000 h, and the cumulative operating time at the specified temperature may even reach 12000 h. 4. Safety signs: High-voltage electricity will bring certain risks to users. High-voltage cables must be visually distinguished from ordinary cables, and safety warning signs must be printed at the same time. .
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