Aluminum Cnc Milling Parts,Custom Metal Parts,Cnc Metal Maachining,Custom Cnc Machining JIANGSU TONGDE INTERNATIONAL TRADE CO.LTD. , https://www.tongdetrades.com Working environment: such as dust, corrosion, temperature, etc.;
Ambient temperature: The highest temperature in the year and the lowest temperature;
Load conditions: Volt-rate, rated power of each load, power factor and operation of each load;
Installation requirements: space size, installation method (such as trench or overhead type, etc.), operating speed, etc.;
Voltage drop requirement: This refers to sharing the voltage loss on the slide wire;
Other requirements: signal interference and so on.