Auto Manual Selector Switch wiring:

This diagram shows how to make Auto Manual Selector Switch wiring. In this circuit, we use two DP MCBs ( Double Pole Miniature Circuit Breaker ), a Magnetic contactor with overload, and a two-position selector switch. First, we need to connect DP MCBs with a power source, then connect the magnetic contactor and overload. Then connect the selector switch with DP MCB and contactor. Now this circuit is ready for use. If you want to know more about this circuit please check our youtube video below the post.


Diagram of Auto Manual Selector Switch wiring:

Auto Manual Selector Switch wiring

Components needed For this Project:

You can get the components from any of the sites below:

  1. DP MCB 20A [See Buy Click Amazon]
  2. Magnetic Contactor 25A [See Buy Click Amazon]
  3. Motor Protector Overload [See Buy Click Amazon]
  4. Selector Switch (220V AC) [See Buy Click Amazon]

*Please note: These are affiliate links. I may make a commission if you buy the components through these links. I would appreciate your support in this way!

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Components used to make the Auto Manual Selector Switch wiring:

01. DP MCB:

DP MCB In 2 Pole MCB, switching & protection is affected in phases and the neutral. A Double Pole or DP Switch is a Switch that Controls 2 Circuits at the same time. In terms of Residential Switching, this Normally means it Switches the live and Neutral at the same time. In Layperson Terms, Double Pole switches or DP Switches are Exclusively Designed to Control 2 Different Electrical Circuits at the same time, which allows the Appliances to Isolate safely and reliably. Fan or light Combinations and Medical Equipment are some of the many applications for DP Electrical Switches and Electrical components.

02. Magnetic Contactor:

A magnetic contactor is an electromagnetic switching device. It is generally used for controlling 3-phase Motors. The operation of a magnetic contactor is similar to that of a Relay. but a relay is used for low-power or low-voltage connections, and a magnetic contactor is used for high-power or high-voltage connections. As soon as the supply is applied to the magnetic contactor coil. its normally open contacts are closed and normally closed contacts are opened and the associated devices are also operated. This is how a magnetic contactor works.

04. Overload Protector Relay:

Overload Protection is Protection Against a Running Overcurrent That Would Cause Overheating of The Protected Equipment. Hence, An Overload is Also a Type of Overcurrent flow. Overload Protection Typically Operates on an Inverse Time curve where the Tripping Time Becomes less as the Current Increases. This Overload Protector is an Essential Component for Many Sockets Power Systems. The Top-Quality Overload Protector can Effectively Protect Electrical Products from Power Surges.

04. Selector Switch:

A Mechanical Switch That can be rotated Left, right, or center to open or close the Electrical contacts is known as a Selector switch. The Main Function of This Selector Switch is to Control Devices and also to Switch Between a Minimum of 2 or Above Electrical Circuits. The Perfect Used for Selector Switch is When Used for Controlling the Output of a Device. We know that a Selector switch is Used to control the electrical current flow in a Circuit it can also be used to both Initiate and inhibit the Current Flow.

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Frequently asked questions

What is an auto manual selector switch?

What is an auto manual selector switch? Selectors of the switches are operated by turning a knob instead of pushing a button. A very common selector of the switch is the MAN-OFF-AUTO switch. There are marks on the installation panel that shows MAN stands for Manual and AUTO stands for Automatic.

What is the difference between manual and automatic switching systems?

Unlike a manual transfer of the switch, automatic transfer switches could be used with permanently installed standby generators. That way, when your power supply is disrupted and your company is subject to blackouts, your generator will automatically kick on and supply an emergency backup power supply to your building.

What is auto mode and manual mode?

When you shoot videos with your camera, you have the option to use manual mode and auto mode. Manual mode gives you more control of over the exposure, focus, and other settings, while auto mode lets the camera decide for you.

What is the manual mode used for?

Manual mode means you are in charge of adjusting the aperture — 1 of photography's most important elements. It is the hole in the back of your lens that controls light and depth of field via f-numbers.

What is a selector switch in automation?

A Selector Switch is a device used to start or stop current flowing along a circuit and multiple circuits diagram. Devices in this family have an actuator and Knob that turns back and forth along a center axis point but have a predetermined number of stopping positions (2 to 7).

Read more Single Phase Wiring


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