Specification of A.C. Motors to work in Classified areas

Helpfull tips to considered at the time of making and A.C. Motor purchase order.

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Welcome to the website Electrical Engineering and Technology. A place for Modern Science

Our main purpose is presenting information about the latest technology improvements in the fields of electronics and electrical engineering as well as the influence of other science fields that might get involved.

Moreover it will present general interest topics for all people involved in the area day by day, having a simple approach to the subjects that are treated, in order to make it easy for all to understand the deepest topics about electricity , including for those who just have a hint of curiosity and the desire of learning.



Tuesday, March 20, 2018

Corte por láser para piezas en aluminio o metal

El corte por láser es una técnica empleada para cortar piezas basado en un láser como fuente de energía. Esta técnica está basada en la alta potencia de la onda láser que se encuentra concentrada en un diámetro pequeño a través de un lente al momento de ser disparado. Cuando el láser hace contacto con la superficie, la misma se funde permitiendo el corte del material con la silueta deseada y gran precisión. En la siguiente imagen se...

Industrial peristaltic pumps: discover how they work

The needs of the industrial sector cause the use of almost all types of industrial pumps, with certain preferences in applications that need bombs of positive displacement, such us, the employment of industrial peristaltic pumps.  Industrial peristaltic pumps, how they work? The industrial peristaltic pumps are a certain type of positive displacement pump which can be used for pumping a wide variety of fluids, move and push...

Thursday, January 5, 2017

REFUND POLICY FOR PAYONEER

Payment Refund Policy The entire amount will be refunded if I can’t manage schedules after accepting a project. I accept payment by milestones, there will be no refund for milestones completed (as agreed by the client). If I can not finish the project within deadline, the client can ask for refund of the current milestone and they can end the contra...

Monday, February 29, 2016

Variable frequency driver – Engineer and Installation 1/#

Nowadays, using variable frequency drivers is the most common way to control AC motor´s speed in industries worldwide, looking to avoid DC motors in the system and therefore eliminated the maintenance of the brushes and the expensive control systems. Once it’s decided to install a VFD in the process whichever it might be, developing engineering for its proper installation is need, and the following article highlights some of the factors that...

Thursday, December 17, 2015

Basics Of Motor Starters And Contactors - Repost

Welcome to this EATON’s guide, which is about starters, devices that control the use of electrical power to equipment, usually a motor. As the name implies, starters “start” motors. They can also stop them, reverse them, accelerate them, and protect them. Starters are made from two building blocks, contactors and overload protection: Contactors control the electric current to the motor. Their function is to repeatedly...

Monday, November 23, 2015

Transfer Switch Application and Selection Manual - Repost

This Manual is intended to provide guidance in the selection and application of transfer switch equipment in a variety of power generation situations. Transfer equipment is available in many configurations, all sharing the same basic function, that of providing a means to connect electrical loads to either of two independent power sources. Download:http://electrical-engineering-portal.com/download-center/books-and-guides/power-substations/tra...

Thursday, July 30, 2015

How Loud Is a Wind Turbine

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Monday, July 27, 2015

Electrical Installation Guide 2015 - FREE Download Now

Designer, Consultant, Contractor, Panel builder, Facility manager, Student, teacher, Standardisation or certification experts. we all have to know and comply to electrical installation standards and regulations, in order to ensure the safety (and more and more the energy efficiency) of our customers' electrical installations.  These international standards, set by the IEC, are complex and keep evolving; as a result, we struggled to stay informed. As an example, are you aware that the IEC 60364 "Low-voltage electrical installations" part...

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