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Showing posts with label Q & A. Show all posts
Showing posts with label Q & A. Show all posts

Electrical Engineer Project

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During the last century and a half, electricity has evolved from a scientific curiosity, to a luxury for wealthy people and to a daily neces...

WHAT IS IP CODE ?

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 IP Code, or Ingress Protection Code[1], IEC standard 60529, sometimes interpreted as International Protection Code, classifies and rates th...

WHAT IS DOL starter?

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DOL starters are primarily motors where a high inrush current does not cause an excessive voltage drop in the supply circuit (or where this ...

WHAT IS SWITCH ?

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A switch is a device that is designed to interrupt the current flow in a circuit, in other words, it can make or break an electrical circuit...

What is PDB panel ?

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 PDB Panels are used for Electric Power Distribution, Fault Protection, and Monitoring of different Electrical Systems. It usually consists ...

What is meant by MCC panel ?

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 A motor control center (MCC) is an assembly to control some or all-electric motors in a central location. It consists of multiple enclosed ...

WHAT IS SWITCHGEAR ?

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 The combination of circuit or fuses, electrical disconnects switches or breakers used to isolate, protect, and control electrical equipment...

What Details required for Purchasing Electric Motor ?

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Weight Dimensions Efficiency Class Kw Hp Pole Rpm Mounting AMP Warranty Efficiency HSN Frequency ( Hz) Frame Ip

What is Insulator ?

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 An electrical insulator is a material in which the electron does not flow freely or the atom of the insulator has tightly bound electrons w...

What is Auto Transformer ?

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 An Auto Transformer is a transformer with only one winding wound on a laminated core. An autotransformer is similar to a two winding transf...

what is SLD ?

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Single-line diagram (SLD), also sometimes called one-line diagram, is a simplified notation for representing a three-phase power system The ...

What is ELCB ?

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 Earth leakage circuit breaker (ELCB) is a safety device used in electrical installations with high earth impedance to prevent shock. It det...

What is MCB ?

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 A miniature circuit breaker (MCB) automatically switches off the electrical circuit during an abnormal condition of the network means in ov...

What is MCCB ?

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 A moulded case circuit breaker (MCCB) is a type of electrical protection device that is used to protect the electrical circuit from excessi...

What is RCCB ?

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 Residual Current Circuit Breaker (RCCB) is an important safety measure when it comes to the protection of electrical circuits. It is a curr...

What is Circuit Breaker ?

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  A circuit breaker is a switching device which also offers protection against short circuit. Unlike a fuse, the circuit breaker does not bl...

What is Fuse ?

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Fuse is a device that blows in case of a fault & can offer protection up to 80KA even beyond that. Whenever there is a fault in the syst...

What is Transformer Vector Groups ?

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  The transformer vector group shows the phase difference between the primary and secondary sides of the transformer. It also determines the...

What is outdoor substation ?

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substation which is used for all voltage levels between 55 KV to 765 KV is called outdoor substation. ... The outdoor substations are mainly...

What is indoor substation ?

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 substation in which the apparatus is equipped inside the substation building is called indoor substation. indoor substation is subdivided i...