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Monday, April 2, 2012

How to install a pump


Hoping you find it useful


 

Saturday, March 31, 2012

Saturday, March 10, 2012

Tectnical data (1)

Here is some technical data about cables and pumps (protection and measurements )

Hoping you find it useful


Saturday, January 21, 2012

Useful link

This is a useful website , you will find explain for all what you want in electromechanical .

Electromechanical Library

http://electronics.wisc-online.com/Category.aspx?ID=15

Tuesday, October 4, 2011

Types Of Electric Motors (4)

Induction motor

Induction motors are the most common motors used for various equipments in industry. Their popularity is due to their simple design, they are inexpensive and easy to maintain, and can be directly connected to an AC power source.


Monday, October 3, 2011

Types Of Electric Motors (3)

*AC Motors:

Alternating current (AC) motors use an electrical current, which reverses its direction at regular intervals. An AC motor has two basic electrical parts: a "stator" and a "rotor" . The stator is in the stationary electrical component. The rotor is the rotating electrical component

Saturday, October 1, 2011

Types Of Electric Motors (2)

* Separately excited DC motor:

If the field current is supplied from a separate source it is a separately excited DC motor.

Thursday, September 29, 2011

Types Of Electric Motors (1)


DC motors:

Direct-current motors, as the name implies, use direct-unidirectional current. DC motors are used in special applications where high torque starting or smooth acceleration over
a broad speed range is required.