SF6 Circuit Breaker

SF6 circuit breaker: One of the recent developments in the field of high voltage switchgear is the SF6 circuit breaker. In this a gas called sulphur hexafluoride is used as…

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Vacuum Circuit Breaker

Vacuum Circuit Breaker: Although the advantages of interrupting the arc in a vacuum were recognized as early as the nineteenth century, this did not find wide application till a few…

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Non Linear Resistance Shunts

Non Linear Resistance Shunts: Non Linear Resistance are especially suitable, both from space and reliability considerations for small shunt currents in conditions where wire-wound resistors tend to be less satisfactory…

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Linear Resistance Damping

Linear Resistance Damping: By introducing a linear resistance across the circuit breaker during interruption, the restriking transients are damped. Provision has to be made for subsequent interruption of the resistance…

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Air Blast Circuit Breaker

Air Blast Circuit Breaker: Air Blast Circuit Breaker - It is not possible to produce a low resistance arc without a considerable gas pressure so that the only type available…

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Oil Circuit Breaker

Oil Circuit Breaker: Oil Circuit Breaker are extensively employed in our power systems. In these the properties of the arc are employed for arc extinction. Thus by using arc energy…

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Air Break Circuit Breaker

Air Break Circuit Breaker: The arc interruption process of Air Break Circuit Breaker is based on the natural deionization of gases by a cooling action. The arc is resilient and…

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Automatic Switch Circuit Breaker

Automatic Switch Circuit Breaker: The Automatic Switch Circuit Breaker is the simplest circuit interruption device is the knife switch. By closing the switch against the action of a spring we…

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