Abb Limited [Railway] offers Puffer Circuit Breaker with Spring Operated Mechanism. Abb Limited [Railway] is an ISO 9001 accredited company. The Company also manufactures various types of power supply systems, static frequency converters, high voltage switchgear, power and distribution transformers, traction rectifiers, medium voltage products, protection and control. The Puffer Circuit Breaker with Spring Operated Mechanism covers voltage range from 72.5 up to 800 kV and short - circuit currents up to 80 kA.