Archives for January 2011

Magnetic Contactor

21/01/2011 by 5 Comments

Magnetic contactor is common used in automation industry for motor control application.It is function basically like “relay”.The power source into the coil of winding,it like the solenoid operation.It can delivery a big ampere to  the loads and very long lasting and high durability.

When the power is “on”,it energized the coil and make plunger move and the switch contact is change from normally open to closed position.It allowed the current move from input terminal to output terminal.Then if we connected to the 3 phase motor,it will running :D

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Filed Under: Motor Control Tagged With: , , , , , ,

Fire Extinguisher

09/01/2011 by 1 Comment

This device very important to extinguish or fight the small fire.It have a many type of agent to fight the fire and containing in pressure vessel.It easy to handling when fight the fire.

We can see the fire extinguisher around the factory,hospital,gas station or hazardous area.The main purpose is a first action to prevent the fire to be more worst.

This time i want shared about types of extinguisher and how to selected the suitable type according the working area.I hope it can be a basic reference to all of you.In the market now,it have two main type of fire extinguisher :-

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Filed Under: Electrical Safety Tagged With: , , , , , ,

Electric motor testing

07/01/2011 by 15 Comments

Electrical motor is the common used in industry all over the world.It very important device to made production smoothly.To ensure the electrical motor condition is good or not,we must know how to testing it.

The electrician or maintenance person must have this skill to determine the electrical motor condition,defected or cannot use anymore.It can save the repair cost and maintenance expenditure.

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Filed Under: Electric Motor Tagged With: , , , , , , ,

Troubleshooting method

06/01/2011 by 4 Comments

When motor or machine / equipment not function properly,we must perform troubleshooting task to rectify the problem.It easy if we have a lot experience.

But…Dont worry,I will explain detail step by step how to troubleshooting when it not in good condition.

Firstly,before we start the troubleshooting task…the important thing is we must calm down and relax.Dont panic.We must calm to ensure we can thinks normal and can get the better idea for rectify the problem.Below is my step when perform troubleshooting task :

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Filed Under: Do It Your Self Tagged With: , , , , , , ,
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