Monday 30 January 2017

Starter contactor

Main article: Magnetic starter. The magnetic starter is very similar to the magnetic contactor in design and operation. Both have the feature of operating contacts when the coil is energized.


The important difference between contactors and starters is the use of overload heater element in the starter. For protect the motor from over heating .

The components are compact, easy to install and extremely reliable.

Due to the electromagnet in the contactor , if power to the machine should fail the contactor will automatically disengage.

This is an Intro to wiring controls and starters. Motor starters and contactors come in various sizes,voltages and ampreages. NEMA style contactors and starters are generally purchased fully assembled in enclosures. The NEMA size system has extra . THIS TABLE IS TO BE USED FOR STARTER FORMS WITHOUT.


Indicates voltage and frequency of operating coils. For use in ordering full voltage starters and contactors , Sizes 00- with other coil ratings than those shown in listing on pages 1-to 1-122. Our IEC contactors offer AC and DC control. They are environmentally friendly, versatile, and flexible.


Our NEMA contactors are known for rugged construction, dependable performance, and long electrical life . These documents contain additional information concerning related products from Rockwell Automation. This proven solution provides the highest level of . DOL motor starter with 230V contactor . Eaton offers the most complete line of definite purpose contactors and motor starters in the industry. Contact us today for more info.


Plus, power monitoring, motor . Siemens is leading the industry with the largest selection of NEMA Starters. Typical applications include use with machine tools, air conditioning equipment, material handling equipment, compressors, hoists and various production and industrial equipment, as well as in demanding automotive applications. When functions do not include speed regulation, this device is known .

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