Motor control
Power distribution systems used in large commercial and industrial applications can be complex. Power may be distributed through switchgear, switchboards, transformers, and panelboards. Power distributed throughout a commercial or industrial application is used for a variety of applications such as heating, cooling, lighting, and motor-driven machinery.
Basic Motor Control
Wherever motors are used, they must be controlled.
In Basics of Control Components you learned how various control products are used to control the operation of motors.
The contactor’s contacts are closed to start the motor and opened to stop the motor. This is accomplished electromechanically using start and stop pushbuttons or other pilot devices wired to control the contactor.
The overload relay protects the motor by disconnecting power to the motor when an overload condition exists. Although the overload relay provides protection from overloads, it does not provide short-circuit protection for the wiring supplying power to the motor. For this reason, a circuit breaker or fuses are also used.
Typically one motor starter controls one motor. When only a few geographically dispersed AC motors are used, the circuit protection and control components may be located in a panel near the motor.
Motor Control Centers (MCC)
In many commercial and industrial applications, quite a few electric motors are required, and it is often desirable to control some or all of the motors from a central location. The apparatus designed for this function is the motor control center (MCC).
A combination starter is a single enclosure containing the motor starter, fuses or circuit breaker, and a device for disconnecting power.
Other devices associated with the motor, such as pushbuttons and indicator lights may also be included.
Title: | Basics of Motor Control Centers – SIEMENS |
Format: | |
Size: | 4.3 MB |
Pages: | 72 |
Download: | Right here | Video Courses | Membership | Download Updates |
I want to share the latest technology trend of the motor control center
I am interested in your services
Do we require the use of energy meter per MCC?
Can i place MCC inside Low voltage Switch Room together with other Switchboards
Of course you can.
What is minimum spaces in between office table and MCC 600V?
dear sir,
at motor control unit have 1 regulator switch for connecting power supply what’s have name
Looking for information on MCC.
i want to set up MCC Panel with 10 motors and panelboard for lightings and power outlet.
Are there any set standards for numbering breakers in an MCC?
Hi can you please forward me the 4.3mb Basics of motor control centers because
I need to set up panels for MCC. for 12 electric motors
thanks for sharing useful information
please can you forward me the 4.3 MB Basics of Motor Control Centers
What is the maximum ambient operating environment recommended for a MCC?
Very useful article. Thanks a lot.
What I understood is that the only purpose of the MCC is to group all the motor starters together in one place to reduce the cost of using multiple cables for each motor starter and that, in the MCC, each box has the starter and protection devices for the motor.
This is a very useful article to understand the basics of MCC. Thanks for uploading
Hi kindly can I have the link to download this article and thanks
HEY M WORDERING MAYBE YOU MIGHT HELP, M LOOKING FOR ELECTRIC MOTOR CONTROL CENTRE OR SUPPLIER
Hola cómo están. Muy buena la información, me gustaría que los PDF se pudieran descargar en español.
This article is excellent. Thank you Evan!
Tanks for the article. It’s a good one. However please I need you to send to me a student project on the design and construction of a 2KVA inverter with a pure sinewave output.
it is very useful for me
thanks
Thanks for your great work.
Hello, can you guys give us a aproximate cost for a motor control center for a water pumping station?
Thank you,
Hi. Could you please send me the 4.3MB Basics of motor control centres.
hi, just wondering, for panel schamtic design. should the layout of the schamtic be power section, control wiring section and then a BMS section. or should power supplies and control wiring be shown on the same page ?
Thank you , its really helpfull
please can you forward me the 4.3 MB Basics of Motor Control Centers
Hi Can you please forward me the 4.3 MB Basics of Motor Control Centers ,because I am been blocked from our administrator.
Thank you