Dear All,

Welcome to the course about "Mastering Medium Voltage schematics". This training is start from very basic level to advance level. Focus has been given to deliver the practical and hands on knowledge.

Trainer Introduction:

Your trainer brings over 21 years of experience in operation & maintenance, erection, testing, project management, consultancy, supervision, substation automation, SCADA, and commissioning. With a background spanning power plants, high voltage substations, and HVDC installations, he has worked with renowned organizations such as Siemens Saudi Arabia. He has been involved in over 20 high-voltage substation projects across Pakistan and Saudi Arabia.

His expertise encompasses a wide range of areas including protection systems, substation automation systems, design, testing, and commissioning of power generation systems, high voltage switchgear, protection relays, and control schemes. He has a proven track record of leading testing and commissioning teams for implementing electrical infrastructure projects for industrial clients, including steel and petrochemical industries.

We have covered the following topics in this course.

• Introduction to MV SWGR

• Compartments of MV SWGR

• Cable Compartment

• Busbar Compartment

• Circuit Breaker Compartment

• LV Compartment

• Single line diagram of MV SWGR

• What is meaning of incoming and outgoing feeders

• What is bus section circuit breaker

• Details about Circuit Breaker panel

• Vacuum Circuit breaker

• How operating mechanism of CB works

• Closing and tripping spring

• Anti pumping relay

• Circuit of anti pumping relay

• Auxiliary contact

• Normally open and normally closed contact

• Limit switch

• Gear box

• Spring charge indication

• three position switch

• advantages of three position switch

• Current transformer

• Voltage transformer

• Name plate data

• HRC fuses

• Symbol for operation of HRC fuses

• Interlocking

• Tulip and Jaw type contacts

• Spring charging system

• Tripping and closing coils

• Shutter locking system

• Types of shutters in MV switchgear

• Safe operation of MV SWGR

• Capacitive voltage indicators

• Interlocks with contact of capacitive voltage indication and back plate of MV SWGR

  
  

  
  

Thanks