Electrical Express

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Channel contains the Practical and Technical knowledge in all aspects (Protection, Testing, Commissioning, Schemes, Theory, Safety and Emergency Plan) in the field of Power Generation, Transmission and Distribution Let's Learn Together

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Over Current Protection Relay Setting Calculation| Impedance Calculation| Fault Current Calculation

Over Current Protection Relay Setting Calculation| Impedance Calculation| Fault Current Calculation Electrical Express

904 views - 2 weeks ago

Plug Setting Multiplier (PSM)| Time Multiplier Setting (TMS)| Over Current Protection Part-3

Plug Setting Multiplier (PSM)| Time Multiplier Setting (TMS)| Over Current Protection Part-3 Electrical Express

857 views - 4 months ago

Over Current Protection (English)| Principle of Time and Current Grading| IDMT| Part-2

Over Current Protection (English)| Principle of Time and Current Grading| IDMT| Part-2 Electrical Express

371 views - 4 months ago

Over Current Protection| Principle of Time and Current Grading in Over Current Protection| Part-2

Over Current Protection| Principle of Time and Current Grading in Over Current Protection| Part-2 Electrical Express

757 views - 4 months ago

Overcurrent Protection in Feeders and Transmission Lines (Over-Current Protection Relay) Part-1

Overcurrent Protection in Feeders and Transmission Lines (Over-Current Protection Relay) Part-1 Electrical Express

916 views - 5 months ago

Residual Compensating Factor| Zero Sequence compensation factor| Kz/ Kn Factor| Distance Protection

Residual Compensating Factor| Zero Sequence compensation factor| Kz/ Kn Factor| Distance Protection Electrical Express

318 views - 6 months ago

Residual Compensating Factor| Zero Sequence compensation factor| Kz/ Kn Factor| Distance Protection

Residual Compensating Factor| Zero Sequence compensation factor| Kz/ Kn Factor| Distance Protection Electrical Express

785 views - 6 months ago

Difference between Circuit Breaker and Isolator| Isolator Operation| Breaker Stuck condition

Difference between Circuit Breaker and Isolator| Isolator Operation| Breaker Stuck condition Electrical Express

369 views - 7 months ago

Lightning Impulse Test of Power Transformer (English)| Lightning Impulse withstand Test

Lightning Impulse Test of Power Transformer (English)| Lightning Impulse withstand Test Electrical Express

1.6K views - 7 months ago

Distance Protection Relay Setting Calculation (English)| Impedance in Distance Protection Relay

Distance Protection Relay Setting Calculation (English)| Impedance in Distance Protection Relay Electrical Express

1.6K views - 7 months ago

Distance Protection Relay Setting Calculation| Distance Protection Impedance Calculation

Distance Protection Relay Setting Calculation| Distance Protection Impedance Calculation Electrical Express

5.7K views - 7 months ago

Difference between IR and HiPOT Test| Insulation Resistance Test| HiPOT Test

Difference between IR and HiPOT Test| Insulation Resistance Test| HiPOT Test Electrical Express

2.9K views - 11 months ago

Lightning Impulse Test of Power Transformer| Transformer Impulse Test

Lightning Impulse Test of Power Transformer| Transformer Impulse Test Electrical Express

3.5K views - 11 months ago

Transformer Differential Protection| Differential Protection Fundamental

Transformer Differential Protection| Differential Protection Fundamental Electrical Express

1.9K views - 1 year ago

Knee Point Voltage of Current Transformer| CT Knee Point Voltage| CT Core Saturation

Knee Point Voltage of Current Transformer| CT Knee Point Voltage| CT Core Saturation Electrical Express

4.9K views - 1 year ago

Circuit Breaker Transient Recovery Voltage| Restriking Voltage| Rate of Rise of Restriking Voltage

Circuit Breaker Transient Recovery Voltage| Restriking Voltage| Rate of Rise of Restriking Voltage Electrical Express

3.4K views - 1 year ago

Circuit Breaker Arc Phenomenon| Method of Arc Extinction| Restriking Voltage in Circuit Breaker

Circuit Breaker Arc Phenomenon| Method of Arc Extinction| Restriking Voltage in Circuit Breaker Electrical Express

1K views - 1 year ago

Bus Bar Differential Protection| Busbar Protection| Blind Zone Protection| Dead Zone

Bus Bar Differential Protection| Busbar Protection| Blind Zone Protection| Dead Zone Electrical Express

5.5K views - 1 year ago

SFRA Test of Transformer| Transformer SFRA Test| Sweep Frequency Response Analysis Test

SFRA Test of Transformer| Transformer SFRA Test| Sweep Frequency Response Analysis Test Electrical Express

15.4K views - 1 year ago

How to Draw Transformer Vector Group| Vector Group connection| Transformer Dy11 Dy1 Dy5 Yd11 Yd1

How to Draw Transformer Vector Group| Vector Group connection| Transformer Dy11 Dy1 Dy5 Yd11 Yd1 Electrical Express

16.1K views - 1 year ago

Dielectric Frequency Response Analysis| DFR Test| Frequency Domain Spectrum| FDS Test| Transformer

Dielectric Frequency Response Analysis| DFR Test| Frequency Domain Spectrum| FDS Test| Transformer Electrical Express

5.5K views - 1 year ago

Transformer Vector Group Test| Vector Group of Transformer| Dy11

Transformer Vector Group Test| Vector Group of Transformer| Dy11 Electrical Express

26.4K views - 1 year ago

Transformer Voltage Ratio Test| Turns Ratio Test of Transformer| TRM Test

Transformer Voltage Ratio Test| Turns Ratio Test of Transformer| TRM Test Electrical Express

29.9K views - 1 year ago

What is CT Burden| Current Transformer Burden Calculation

What is CT Burden| Current Transformer Burden Calculation Electrical Express

7.7K views - 1 year ago

What is ISF and ALF in Current Transformer| Instrument Security Factor| Accuracy Limit Factor of CT

What is ISF and ALF in Current Transformer| Instrument Security Factor| Accuracy Limit Factor of CT Electrical Express

4.1K views - 1 year ago

Current Transformer Nameplate Details| CT Nameplate Details| ISF and ALF of CT

Current Transformer Nameplate Details| CT Nameplate Details| ISF and ALF of CT Electrical Express

10.6K views - 1 year ago

Full Load Test of Transformer| Short Circuit Test of Transformer| Percentage Impedance Calculation

Full Load Test of Transformer| Short Circuit Test of Transformer| Percentage Impedance Calculation Electrical Express

10.3K views - 1 year ago

No Load Test of Transformer/ Open Circuit Test| No Load Current of Power Transformer

No Load Test of Transformer/ Open Circuit Test| No Load Current of Power Transformer Electrical Express

13.3K views - 1 year ago

Single Line Diagram Power System| Power System SLD| Substation

Single Line Diagram Power System| Power System SLD| Substation Electrical Express

617 views - 2 years ago

Circuit Breaker Contact Resistance Measurement Test| CRM Test of Circuit Breaker

Circuit Breaker Contact Resistance Measurement Test| CRM Test of Circuit Breaker Electrical Express

6.1K views - 2 years ago

Reverse Zone Protection| Distance Protection| Zone4 Protection| Bus Differential Backup Protection

Reverse Zone Protection| Distance Protection| Zone4 Protection| Bus Differential Backup Protection Electrical Express

3.9K views - 2 years ago

Transformer AC Voltage Withstand Test| Power Frequency Test| Hi-POT Test of Power Transformer

Transformer AC Voltage Withstand Test| Power Frequency Test| Hi-POT Test of Power Transformer Electrical Express

2.6K views - 2 years ago

Under Frequency Load Shedding Scheme| Under Frequency in Power System| Grid Blackout

Under Frequency Load Shedding Scheme| Under Frequency in Power System| Grid Blackout Electrical Express

2.4K views - 2 years ago

SF6 Gas Purity Check| Rapidox Kit| Circuit Breaker SF6 Gas Purity Check

SF6 Gas Purity Check| Rapidox Kit| Circuit Breaker SF6 Gas Purity Check Electrical Express

2K views - 2 years ago

Switching Impulse Withstand Test of Power Transformer| Impulse Voltage Withstand Test of Transformer

Switching Impulse Withstand Test of Power Transformer| Impulse Voltage Withstand Test of Transformer Electrical Express

3.5K views - 2 years ago

Local Breaker Backup Protection| LBB Protection in Power System| 50Z| Breaker Failure Relay

Local Breaker Backup Protection| LBB Protection in Power System| 50Z| Breaker Failure Relay Electrical Express

8.2K views - 2 years ago

Circuit Breaker Timing Test| Opening Time and Closing time of Circuit Breaker

Circuit Breaker Timing Test| Opening Time and Closing time of Circuit Breaker Electrical Express

8.5K views - 2 years ago

Power Swing Block Protection in Power System| Concept of Power Swing Block in Relays

Power Swing Block Protection in Power System| Concept of Power Swing Block in Relays Electrical Express

9.3K views - 2 years ago

Difference between Electromechanical Relay and Numerical Relay

Difference between Electromechanical Relay and Numerical Relay Electrical Express

1.3K views - 2 years ago

Lightning Impulse Test of Transformer| Impulse Voltage Withstand Test of Transformer| 1/50 Wave test

Lightning Impulse Test of Transformer| Impulse Voltage Withstand Test of Transformer| 1/50 Wave test Electrical Express

9.1K views - 2 years ago

Transformer Magnetic Balance Test| Magnetic Balance Test of Transformer in Star and Delta connection

Transformer Magnetic Balance Test| Magnetic Balance Test of Transformer in Star and Delta connection Electrical Express

12.3K views - 2 years ago

Transformer Oil Gas generation| Why OTI/ WTI alarm set on 90 deg Cel

Transformer Oil Gas generation| Why OTI/ WTI alarm set on 90 deg Cel Electrical Express

2.4K views - 2 years ago

Tan Delta Test UST and GST Mode| Ungrounded and Grounded Specimen Test| UST & GST mode of Tan Delta

Tan Delta Test UST and GST Mode| Ungrounded and Grounded Specimen Test| UST & GST mode of Tan Delta Electrical Express

32.5K views - 2 years ago

SOTF Protection| Switch On to Fault| SOTF and ARR

SOTF Protection| Switch On to Fault| SOTF and ARR Electrical Express

6.8K views - 2 years ago

Transformer Winding Resistance Test| Winding Resistance Test of Transformer

Transformer Winding Resistance Test| Winding Resistance Test of Transformer Electrical Express

38.9K views - 2 years ago

Operating Sequence of Circuit Breaker| Duty Cycle of Circuit Breaker| Auto Reclosing ARR

Operating Sequence of Circuit Breaker| Duty Cycle of Circuit Breaker| Auto Reclosing ARR Electrical Express

4.9K views - 2 years ago

Insulation Resistance Test| IR Test of Transformer| Megger Test| Polarisation Index

Insulation Resistance Test| IR Test of Transformer| Megger Test| Polarisation Index Electrical Express

45.8K views - 2 years ago

Substation Double Breaker Bus System| Bus Bar arrangement

Substation Double Breaker Bus System| Bus Bar arrangement Electrical Express

1.9K views - 2 years ago

Circuit Breaker Nameplate Details| Lightning Impulse| First Pole to Clear Factor| Breaking Current

Circuit Breaker Nameplate Details| Lightning Impulse| First Pole to Clear Factor| Breaking Current Electrical Express

3.5K views - 2 years ago

Plug Setting Multiplier| Time Setting Multiplier| Pickup Current| Electromagnetic Relay

Plug Setting Multiplier| Time Setting Multiplier| Pickup Current| Electromagnetic Relay Electrical Express

14.8K views - 2 years ago

Electromagnetic Induction Relay| Practical Operation| Working Principle| Plug Setting Multiplier

Electromagnetic Induction Relay| Practical Operation| Working Principle| Plug Setting Multiplier Electrical Express

2.3K views - 2 years ago

How to see Fault Current on MICOM Protection Relay| GE P545 Relay

How to see Fault Current on MICOM Protection Relay| GE P545 Relay Electrical Express

3.6K views - 2 years ago

Substation Main and Transfer Bus System| Bus Bar System

Substation Main and Transfer Bus System| Bus Bar System Electrical Express

4.2K views - 2 years ago

TAN DELTA Testing| Dissipation factor Test| Loss angle test of CT/ PT/ CVT/ Transformer

TAN DELTA Testing| Dissipation factor Test| Loss angle test of CT/ PT/ CVT/ Transformer Electrical Express

22.8K views - 2 years ago

Substation One and A half Breaker Bus Bar System| Bus Bar arrangement

Substation One and A half Breaker Bus Bar System| Bus Bar arrangement Electrical Express

5.9K views - 2 years ago

Substation Double Bus Bar System| GIS| Gas Insulated Switchgear

Substation Double Bus Bar System| GIS| Gas Insulated Switchgear Electrical Express

2.9K views - 2 years ago

Substation Single Bus System with Bus Sectionaliser| Bus Coupler

Substation Single Bus System with Bus Sectionaliser| Bus Coupler Electrical Express

1.5K views - 2 years ago

Substation Single Bus System| Single Bus Bar Arrangement

Substation Single Bus System| Single Bus Bar Arrangement Electrical Express

2.4K views - 2 years ago

SUBSTATION SINGLE LINE DIAGRAM| SLD | POWER SYSTEM GENERATION TRANSMISSION DISTRIBUTION

SUBSTATION SINGLE LINE DIAGRAM| SLD | POWER SYSTEM GENERATION TRANSMISSION DISTRIBUTION Electrical Express

4K views - 2 years ago

Directional Overcurrent Protection Fundamental Explained| Overcurrent Relay

Directional Overcurrent Protection Fundamental Explained| Overcurrent Relay Electrical Express

9.5K views - 2 years ago