Basics on Switchboards & their General Arrangement drawings

MCC Electrical Panel - Basics & considerations for general arrangement (GA) drawings for Switchboard / control panel
What you'll learn
Basics about Switchboards / Control Panels
Basics about GA (General Arrangement) Drawings for Switchboard - Read and understand GA's
Various Feeder types - Incomer / Outgoing / Transformer / Bus PT etc.
Key switchgears that affect the module / feeder sizing or feeder placement - Like ACB's, MCCB's , Door mounted components etc.
Ingress Protection
Learn about various IP's applicable for MCC's & PCC's
How IP protection impact GA drawings
Form of Segregation
Various Panel design / Executions
Understand Diversity Factor
As a designer, students will be able to create technically correct general arrangement drawings
As consultants, students will be able to evaluate / read and understand general arrangement drawings
It can help the contractors to decide the control room size based on the GA layout of panels
Optimize the system / general arrangement drawings
Requirements
Should have a basic knowledge or degree in Electrical Engineering - B tech, B.E., Diploma or any similar relevant educational background
Description
Electrical Control panel - Basics & considerations for general arrangement (GA) drawings for Switchboard / control panel /Electrical Panels
Electrical Switchboard / control panel design
Basics on Switchboards & their General Arrangement drawings is a basic course to start learning about switchboard or their general arrangement drawings. We have covered various concepts that are required to design general arrangement drawings for switchboards. We start with very basics and eventually build on it.
This course is even suitable for students who want to learn about the switchboards or control panels.
Some of the topics that you will come across are
1) Basic details on Switchboards & GA Drawings
What is GA drawing?
Where is it used ?
Why is it needed?
What are the inputs required to draw a GA drawing?
Variations in GA drawings
Basic Building blocks of a Switchboard or GA drawings.
2) Feeders / Modules/ Functional Units
Basics on feeders / modules /functional units.
Different feeder types : Incomer / Bus-coupler / Outgoings / Motor Feeders etc.
Basic considerations for feeder sizing / module sizing
Basic considerations for feeder placement
3) Switchgear - ·ACB's, MCCB's, Other plate mounted components, door mounted components, Heat generating equipments etc.
How they affect the feeder sizing and, in turn, affect the placement in Switchboards
Consideration for din-rail mounted components
Consideration for mounting and placement of CT's & PT's
Heat generating equipments
How interlocks affect feeder placement
4) IP Protection
What is IP protection?
Why is it important?
How is it important for Electrical Switchboards?
What is the significance of the 2 digits in IP rating?
IP's Applicable for Electrical Switchboards - Motor Control Centers and Power control centers
What various IP's mean: IP 42, IP 54, IP 55 etc.
How IP protection impacts ventilation arrangement
5) Form of Segregation
What form of segregation is?
Why segregation is required ?
What are the various forms of segregation?
6) Different variations of panel design and how they define the GA drawing
Single unit panels
Multi unit panels
On what basis is a particular design of panel selected?
Full height feeders
7) Vertical dropper rating and sizing & diversity factor. And lastly Practice Exercise
How vertical dropper rating is decided.
What is diversity factor
SUP's & MUP's - Various possibilities
Why a certain design is selected
Total vertical count
Optimum feeder placement
Who this course is for
Final year engineering electrical / mechanical - B Tech, B.E., Diploma, ITI
Anyone planning to work in LV/ MV Switchboard Manufacturing Companies
Students who want to pursue a career in electrical automation companies
Planning career in electrical contracting and consultant companies
Who want to understand various concepts about mechanical assembly, arrangement of feeders, forms for segregation.
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