Electric Motor Specifications

25/07/2015 by Leave a Comment

As we known,electric motor is an electrical equipment that convert from electrical source to mechanical energy and create rotating force.For Electrician or Electrical Engineer,to choose a right motor specification for installation or equipment is important and it’s critical decision have made.

We must know all about electric motor specifications to suit for our application.All important parameters or specifications  that we need for our application design must suitable with electric motor that we want to install to avoid any damage or failure during operation.

This time I would like to share about Electric Motor Specification that we must understand before we select or purchase new motor for our installation or project.How we can found about electric motor specification? Read More

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How to setting the timer for star delta starter?

07/09/2012 by 20 Comments

How many second we need to setting for changeover timer from STAR to DELTA sequence for Star Delta Starter?This question is very popular among electrician around the world when handling the Star Delta Starter for their application.

From my experience,honestly,it quite difficult to get the accurate times for star delta changeover.But we can get the approximate times with several monitoring technique and measuring equipment to decide the best setting for change over timer of Star Delta Starter.From this post,i would like to share some information and basic technique how to get the approximate times for Star Delta Starter change over timer.I hope from this post,it’s can give some ideas or clear view how to setting the times for Star Delta Starter change over timer.

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How to install RJ45 connector with CAT 5 cable

22/07/2012 by 2 Comments

Ethernet cable now is a common used for communication device for DSC,PLC module,VFD,Instrument device,automation and control device for high tech equipment for industry.

Some time when we need to install RJ45 connector onto CAT 5 cable is complicated and difficult.But if we know the right method for installation,it easy and can done in 5 minute.

This time i want shared some tips and method how to install RJ45 connector with CAT 5 cable for Ethernet.I hope this step by step guideline can help all of you to get clear view how to install with proper method. read more

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The causes of electrical motor insulation failures

17/06/2012 by 1 Comment

Basically electrical motor have a phase to phase winding coil around armature to created a magnetic field.To avoid shortage between phase to phase winding,the insulation systems needed.

It consists of the groundwall insulation and turn to turn insulation. Typically for induction motor insulation is the slot of paper to protect between cooper and ground surface.For phase to phase insulation normally used sheet of insulation paper laid between phase. read more

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Transformer winding connection

04/05/2011 by 1 Comment

When we want to install the transformer for our project or any application and auto transformer stater,firstly we must know the transformer winding connection.If not it will cause the damage or serious injury when it install with wrong connection.

So how we can identify the transformer winding connection?Here i want share some tips how to identify the winding connection.This basic information can effected to our voltage supply and if not done i  proper way,it can cause serious damage to our application or equipment.

Commonly manufacture already setting their code or identification method using a letters and numbers.Below is a standard identification code for transformer winding connection for USA,UK and EUROPE :- read more

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