Type testing
Circuit-breakers
Railway electric traction equipment
Short-circuit currents
Ratings
Temperature measurement
Interruption tests
Electrical testing
Railway equipment
Impulse-voltage tests
Electrical protection equipment
Design
Breaking capacity
Dielectric-strength tests
Mechanical testing
Railway fixed equipment
Alternating current
Single-phase current
Switchgear
Transient voltages
Environmental testing
Performance testing
High-voltage equipment
Short-circuit current tests
Endurance testing