The classification of the push button switch(1)

The classification of the push button switch(1)

(1) Protective button(push button switch): a button with protective shell, which can prevent the internal button parts from mechanical damage or people from touching the live part. Its code is h.

(2) Dynamic off button(push button switch): under normal conditions, the switch contact is a button for on.

(3) Dynamic closing button(push button switch): under normal conditions, the switch contact is a button that is disconnected.

(4) Dynamic on-off button(push button switch): under normal conditions, the switch contact has both on and off buttons.

(5) Button with light: the button is equipped with signal light, which is not only used to issue operation command, but also used as signal indication, and its code is d.

(6) Action click button: that is, click the button with the mouse.

(7) Explosion proof button: a button that can be used in places containing explosive gas and dust without causing explosion. Its code is B.

(8) Anti corrosion button: it can prevent the invasion of chemical corrosive gas, and its code is f.

21

Related Posts

Factors of Choosing Normally Closed Contacts for Emergency Stop Buttons

Factors of Choosing Normally Closed Contacts for Emergency Stop Buttons

Factors of choosing normally closed contacts for emergency stop buttonsThe emergency stop button contacts on electrical equipment are either normally open contacts or normally closed contacts. Therefore, people often ask whether the emergency stop button uses a normally closed contact or whether it uses a normally open contact. The factors are as follows:1. From the moment […]

he Structural Characteristics of the 22mm Latching Push Switch

he Structural Characteristics of the 22mm Latching Push Switch

The structural characteristics of the button switchThe structure of the button switch: It is composed of a button cap, a return spring, a fixed contact, a movable contact, a shell and a pillar connecting rod.Normally open contact (moving contact): refers to the contact in the original state (the electrical appliance is not subjected to external force […]

What are the advantages of Metal Push Button Switch and Plastic Push Button Switch?

What are the advantages of Metal Push Button Switch and Plastic Push Button Switch?

When we buy Push Button Switch, will we choose metal material or plastic material? In addition to the difference in material, what are the differences in use? Today we will discuss the advantages of Metal Push Button Switch and Plastic Push Button Switch. The advantages of metal push button switch mainly include: 1. Durability and anti-destruction: […]