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What is the Difference Between Earthing and Grounding?

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Difference Between Earthing and Grounding

The basic difference between earthing and grounding is that in earthing, the conductor through which the current is not flowing is connected with the ground, whereas in grounding, the conductor through which the current flows is connected with the ground. These are two very important aspects of the electrical system, as with electricity comes the word danger. Let us check what earthing and grounding mean and why they are important.

What is Earthing?

Earthing is a building protection system that connects all electrical installations to the earth, preventing faults that could harm people or property. To do this, conductive rods are driven into the ground close to the point where power enters the home. When handling combustible goods or electronically sensitive gadgets, a connection to the ground also prevents the accumulation of static electricity.

The goal of earthing is to reduce the possibility of receiving an electric shock when handling a defective electrical component. There are various reasons why electrical circuits needs to be connected to the ground.

What is Grounding?

In grounding, the circuit’s current-carrying portion is linked to the ground. The circuit’s neutral wire is connected to the ground, while the live wire is connected to the power source. Electric equipment is grounded so that there is no voltage differential between the gadget and the ground. It prevents malfunctions in equipment like transformers and generators. Phases fall out of balance during the fault, and the grounding allows for the passage of additional current.

Also Read: What is the Difference Between a Capacitor and a Condenser? 

Difference between Earthing and Grounding

Below is the table mentioned where one can find the the detailed difference between earthing and grounding:

Aspect EarthingGrounding
DefinitionThe Conductor is connected to the
Earth’s surface
Electrical equipment is connected to the Earth
PurposePrevention from electrical faults and
shock hazards
Providing a safe path for fault currents
SafetyProtects people and property from the
current
Ensures stable equipment operation
ElectricalFault current is channeled to the earth
Voltage fluctuations prevention
SystemIs typically used in power distribution
systems
Used in electrical systems and devices
ComponentsGround electrodes, conductors, and connections
Ground wires, grounding bars, and bonding
InstallationRequires proper grounding techniquesFollows grounding standards and codes
MaintenanceRegular checks are required for
corrosion and continuity
Periodic inspections and testing are required

Application of Earthing and Grounding

The major applications of earthing and grounding are:

EarthingGrounding
Is used as a safety measure against electric shock
The Safety of appliances is something it is used for
Used when there is a requirement for electric discharge
It is used when there is some sort of electric imbalance due to some reason in the system
Protects from lightingUsed in reducing the frequency of faults.
Used in homes, motors, and generatorsUsed in power transformers and neutral motors

Also Read: What is the Difference Between Regulated and Unregulated Power Supply? 

FAQs

Is there a specific colour of the wire used for grounding?

Yes, the wire used is black for grounding.

What colour is the earthing wire?

Earthing wire is green in colour.

Can I touch an earthing wire?

It is not at all safe to touch the earthing wire.

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