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8mm Mounting Hole Metal Switches Control Circuit
Aug 28, 2017

8mm Mounting Hole Metal switches Control circuit

8mm mounting hole Metal switch: a short-term open or disconnect the small current circuit of the electrical appliances, it does not directly control the main circuit off, and in the control circuit issued a manual "command" to control contactors, relays and other electrical appliances, And then by them to control the main circuit, so called "master electrical".

8mm mounting hole The appearance of the metal switch

1.8mm mounting hole metal switch structure

8mm mounting hole The structure of the metal switch consists of a button cap, a reset spring, a fixed contact, a movable contact, a housing and a pillar connecting rod.

Normally open contact (moving contact): refers to the original state (electrical appliances are not external or coil is not energized), fixed contact and movable contact in a separate state of the contact.

Normally closed contact (moving contact): refers to the original state (electrical appliances are not external or coil is not energized), fixed contact and movable contact in the closed state of the contact.

Normally open (moving) 8mm mounting hole metal switch, when not pressed, the contact is broken, press the contact closed when connected; when released, 8mm mounting hole metal switch under the action of the return spring disconnect. In the control circuit, normally open button is often used to start the motor, also known as the start button.

Normally closed (dynamic) 8mm mounting hole metal switch and normally open 8mm mounting hole metal switch on the contrary, the end of the press, the contact is closed, press the contact when the disconnect; when the hand is released, 8mm mounting hole metal The switch is closed and closed under the action of the return spring. Normally closed buttons are often used to control motor parking, also known as parking buttons.

Composite 8mm mounting hole metal switch: normally open and normally closed 8mm mounting hole metal switch combination as one of the 8mm mounting hole metal switch, that is, normally closed contact and normally open contact. When not pressed, the normally closed contact is closed and the normally open contact is disconnected. When the button is pressed, the normally closed contact is first disconnected and the contact is closed. When the opening is closed, the 8mm mounting hole metal switch is turned off under the action of the return spring. Contact closure. The composite button is used in the interlock control circuit.

8mm installation hole metal switch development and talent are closely related to the development of any product are inseparable from people, to people-oriented, talent is the first century, the first productive forces, they hold the market trend, they put forward a major strategic concept, after Make unremitting efforts, our 8mm mounting hole metal switch has a comprehensive grasp of the core technology, products go abroad. 8mm mounting hole metal switch to keep up with e-commerce, information media platform, a strong support for regional economic and social development.


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