Air compressor wiring diagram:

This diagram shows how to make an Air compressor wiring diagram. In this circuit, we use a TP MCB ( Tripple Pole Miniature Circuit Breaker ), an SP MCB ( Single Pole Minature Circuit Breaker ), a magnetic contactor with overload, and an air compressor. This circuit is very simple and easy to make. If you want to know more about this circuit please check our youtube video below the post.


Diagram of Air compressor wiring:

Air compressor wiring diagram

Components needed For this Project:

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

  1. TP MCB 20A [See Buy Click Amazon]
  2. SP MCB 10A [See Buy Click Amazon]
  3. Air Compressor Max 150 PSI Pressure[See Buy Click Amazon]
  4. Magnetic Contactor 40A [See Buy Click Amazon]
  5. Motor Protector Overload [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 Air compressor wiring:

01. TP MCB:

The full meaning of MCB is Miniature Circuit Breaker for TP MCB. MCB is an electromagnetic switch or device. If for any reason a short circuit occurs in the supply line or load line (line to line or line to neutral) or in case of overload MCB. the MCB automatically trips and disconnects the main line circuit or household power supply Connection. TP MCB In 3 Pole MCB, Switching & Protection is affected in only 3-Phases and the Neutral is not part of the MCB. 3 pole MCB signifies the Connection of Three Wires for a 3-Phase system Red-Yellow-Blue Phase. 3-Phase Supply Only Without Neutral.

02. SP MCB:

In single-pole MCB, Switching and protection are Affected in only one Phase. Single phase supply to break the phase only. A single Pole breaker is Typically used with 120-volt Circuits, and a 6-20 amps Miniature Circuit Breaker. They are constructed with one Line Wire and one Neutral wire. A Single Pole switch is the most basic General-Purpose switch that you use to Control a light or another device from one location. These Switches have 2 Brass-Colored screw Terminals Connected to the hot Power source wires. Pole refers to the number of Circuits Controlled by the Switch SP Switches Control only one Switch Electrical Circuit.

03. Air Compressor:

Air is Compressed by air Compressors. Air Compressors draw in Air at an Inlet Valve, They Then Compress The Air to The Required Volume And Release The Pressurized air through the discharge Valve into a Storage Tank. Air Compressors Work by Forcing Atmospheric air Under Pressure to Create Potential Energy That Can be Stored in a Tank for Later used. Just like an Open Balloon. The Pressure Builds up When the Compressed Air is Deliberately Released. Converting The Potential Energy into Usable Kinetic Energy is used.

04. 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.

05. Overload 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.

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Frequently asked questions

How is a compressor connected?

The suction valve connects the compressor to the low-pressure side of the system via the suction line that carries refrigerant into the compressor. The discharge valve connects the compressor to the high-pressure side of the system via the discharge line which carries refrigerant after it has been compressed.

How does the compressor draw air?

The piston system works by having a piston that travels downwards, decreasing the pressure inside it is internal cylinder through the creation of the vacuum. The sudden change in the pressure causes the door of the cylinder to be forced open and draw air in.

What powers an air compressor?

It is an application of a gas compressor and a pneumatic device that converts mechanical power (from an electric motor, diesel or gasoline engine, etc.) into potential energy stored in compressed air, which has many uses. A common application is to compress air into a storage tank, for immediate or later use.

How do you calculate airflow in a compressor?

Divide the tank volume obtained earlier and multiply it with the pressure of the compressor tank during and refill. Convert this value of the minutes by dividing it by the number of seconds it took the compressor to pump that amount of air. Multiply the value by sixty to get the CFM of your air compressor.

How do you calculate the kW of the air compressor?

Multiply the wattage by the running time to determine the kilowatt hours to used. If the compressor drawing 3,300 watts operates for three hours, it consumes (3,300 watts x 3 hours) = 9,900 watts hours. Divide this number by 1,000 to get nine. nine kilowatt hours.

Read more Single Phase Wiring


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