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CONSTRUCTION ELECTRICITY SAFETY FIELD
CONSTRUCTION ELECTRICITY SAFETY FIELD
TECHNICAL QUESTIONS AND ANSWERS ABOUT INDUSTRIAL PLUG-IN DEVICES
Industrial plug and socket current is generally stipulated as: 16A, 32A, 63A, 125A several series.
Industrial plug socket voltage is generally stipulated as: 110V, 220V, 380V series. The use voltage of the standard 3-core industrial plug is 220V, the shell color is blue; The operating voltage of 4-core and 5-core industrial plug is 380V, and the shell color is red.
The industrial plug and socket produced by our company is widely used in factory power supply configuration, machinery and equipment, construction site, chemical industry, electricity, port, mine, water supply and drainage and sewage treatment works.
The waterproof grade of industrial plug and socket is generally stipulated as follows: IP44, IP55, IP67 series.
Diameter of contact pair
1 1.5 2.5 3.5 5.5 10
Rated current
5 10 25 50 100 200
Number of contact pairs
1～3 4～10 11～20 1～30 31～40 41～50 51以上
Rate of decline
0 10 20 30 40 50 60
With the industrial plug matching socket can be divided into dark socket, open socket and connector.
The dark socket must be used together with the power box. It cannot be used alone.
Open socket can be fixed on the ground, wall or production line, need to be fixed must choose it.
The connector is equivalent to the mobile socket, also known as the docking socket, can not be fixed, the room is mostly used for wiring.
一般分为IP44和IP67两种。
IP44防护：可防止1mm以上的粉尘颗粒危害，还能防止来自各个方向的喷水危害。一般常用于室内。
IP67防护：完全防止粉尘的危害，防止四面方向的高压力喷水的危害，还能防止15cm到1m水深中浸没半小时的危害影响。室外使用更加安全可靠。
Committed to improve and enhance the power supply, electricity safety research and development and manufacturing enterprises
Guangzhou SINODA Intelligent Equipment Co., LTD
Contact number：
Contact number：
Address: No. 67, Jinyu West Street, Panyu District, Guangzhou
Guangzhou SINODA Intelligent Equipment Co., LTD
