各种配电箱线路导线的颜色标志
1、黑色——装置和设备的内部布线;
1. Black - internal wiring of devices and equipment;
2、棕色——直流电路的正极;
2. Brown - positive pole of DC circuit;
3、红色——交流三相电路的第三相;
3. Red - the third phase of AC three-phase circuit
——半导体三极管的集电极;
——Collector of semiconductor triode;
——半导体二极管、整流二极管、晶闸管的阴极;
——Cathode of semiconductor diode, rectifier diode and thyristor
4、黄色——交流三相电路的第一相
4. Yellow - the first phase of three-phase AC circuit
——半导体三极管的基极;
——The base of semiconductor triode
——晶闸管和双向晶闸管的门极;
——Gate of thyristor and bidirectional thyristor;
5、绿色——交流三相电路的第二相;
5. Green - the second phase of the AC three-phase circuit
6、蓝色——直流电路的负极;
6. Blue - negative pole of DC circuit
——半导体三极管的发射极;
——Emitter of semiconductor triode;
——半导体二极管、整流二极管、晶闸管的阳极;
——Anode of semiconductor diode, rectifier diode and thyristor
7、淡蓝色——交流三相电路的零线或中性线;
7. Light blue - zero line or neutral line of AC three-phase circuit;
——直流电路的接地中间线;
——Grounding intermediate line of DC circuit;
8、白色——双向晶闸管的主电极;
8. White - main electrode of bidirectional thyristor
——无指定用色的半导体电路;
——Semiconductor circuit without designated color;
9、黄绿双色——安全用的接地线;
9. Yellow green double color -- safety grounding wire;
10、红、黑色并行——用双芯导线或双根绞线连接的交流电路。
10. Red and black parallel - AC circuit connected by double conductor or twisted pair.