Power Systems

Switchgear & protection

Arc Mechanism : (Extinction Zero-Point Interrruption Circuit Conditions)

Fuse Gear : (Fuse Action, Cut off Value & Current / Time Characteristics, Low voltage high rupturing capacity fuses , high voltage current limiting fuses , Fuse Applications )

Circuit Breakers

• Oil Circuit Breakers

 

• Air Circuit Breakers

 

• Sulphur – Hexafluoride circuit Breakers

 

• Vacuum Circuit Breakers

 

• Circuit Breaker testing

Protective Equipment : Over Current

• System Faults

 

• Fault conditions

 

• Current & Voltage Transformers

 

• Relays

 

• Balanced (Differential) protection

 

• Distance (Impedance) protection

 

• Application of Protective Systems

Protective Equipment : Over Voltage

• Lightning

 

• Switching Surges

 

• Damage to Plant

 

• Prevention of Outages

 

• Testing & Commissioning