Button Classification

Classification:

1. Waterproof type: Equipped with a sealed casing, can be placed in environments with water exposure.

2. Anti-corrosion type: Prevents corrosive chemical gases from entering.

3. Explosion-proof type: Can be used in places containing explosive gases and dust without causing detonation, such as coal mines.

4. Knob type: Operated by turning a handle, with two positions: on and off, generally panel-mounted.

5. Key type: Operated by inserting and turning a key, can prevent misuse or be operated by authorized personnel only.

6. Flush type: Suitable for embedding and fixing on the switch panel, control cabinet, or console panel.

7. Protective type: Equipped with a protective casing to prevent mechanical damage to internal button components or accidental contact with live parts.

8. Emergency type: Features a large red mushroom head protruding outside, used to cut off power in emergencies.

9. Self-holding button: Contains a self-holding electromagnetic mechanism, mainly used in power plants, substations, or testing equipment, allowing operators to transmit signals and give instructions.

10. Illuminated button: Contains a signal light, used both to issue operational commands and as an indicator, commonly found on control panels and console panels.

11. Combined type: Multiple buttons combined.

12. Interlock type: Multiple contacts interlocked with each other.