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Common types of rotary switches

 

Rotary switch, because of its use, the overall use of sealed structure, has a certain waterproof effect, the basic can reach the IP65 waterproof level.

 

At the same time, it needs to use hard and durable metal material, with a difference of 2 or 3 gears.

 

Structural characteristics of

 

There are two kinds of structure: one is BBM(Break Before Make) contact type, which is characterized by the moving contact first disconnecting the front contact and then connecting the back contact when transposing, during which there is a state of disconnecting the front contact and the front contact: The other is MBB(Make Before Break) contact type, which is characterized by the moving contact has a state of contact with both the front and rear contacts when transposition. Then disconnect the front contact and maintain contact with the rear contact. In-circuit design, a suitable rotary switch should be selected according to circuit use and circuit safety.

 

The working principle of

 

In a range is to change the resistance value, and then there is a contact switch, which is the switch of the old TV and radio, the fan is a few gears, connected to the fan windings of several groups of lead wire, by changing the number of lines to change the speed, the principle, and potentiometer similar.

 

What are the application scenarios?

 

Swivel switches are widely used and can be used in ovens to control oven temperature with volume.

 

If it is used for the lighting effect, in our daily life are inseparable from the light, take the family, in the living room, the master bedroom, the second bedroom, the baby room, study, kitchen, bathroom, balcony, and other places can be applied aluminum alloy knob LED light dimming switch panel.

 

If there is a need to customize the knob switch business, Send drawings consulting quotation


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