In order to deal with different situations, there are many kinds of metal button switches, so what are the functions of these metal button switches? Let's follow Xiaobian to have a look.
1. Anti corrosion type: it can avoid the invasion of chemical corrosive gas and corrosive liquid.
2. Open type: this kind of switch is very common, which is generally applicable to the panel embedded and fixed on the switch board, control cabinet or console.
3. Interlocking type: multiple contacts are interlocked with each other.
4. Maintenance type: as the name implies, it is a button switch with a shell, which can protect the button and protect us from accidentally touching the live line.
5. Waterproof: with sealed shell, it can avoid rainwater intrusion.
6. Key type: use the key to insert and rotate to avoid misoperation or operation by special personnel.
7. Explosion proof type: this button switch has powerful function. Because of its explosion-proof function, it can be used in places rich in explosive gas and dust. Places like coal mines.
8. Knob type: rotate the operating contact by hand, with two directions of on-off, usually panel mounted.
9. Self restraint button: the button is equipped with electromagnetic organization for self restraint, which is mainly used in power plant, substation or test equipment. The operator exchanges signals and announces instructions, usually panel operation.
10. Pressing type: a large red mushroom button head protrudes outside, which is used to cut off the power supply when pressing.
11. Combination type: combination of multiple buttons.
After reading the above content, I believe you all know the type of metal button switch.
