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Development of High-Voltage Vacuum Circuit Breaker

LI Jian-ji

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Abstract

Sulfur hexafluoride circuit breakers take a leading position in high-voltage circuit breakers and vacuum circuit breakers hold all the trumps in medium voltage field,making a figure in high-voltage field.Description was made to the necessity of development of high-voltage vacuum circuit breakers.Introduction was made to structure and features of the existing products.This paper raised technical issues to be solved in RD of high-voltage vacuum circuit breakers and their related countermeasures.

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What this paper is about

Sulfur hexafluoride circuit breakers take a leading position in high-voltage circuit breakers and vacuum circuit breakers hold all the trumps in medium voltage field,making a figure in high-voltage field.Description was made to the necessity of development of high-voltage vacuum circuit breakers.Introduction was made to structure and features of the existing products.This paper raised technical issues to be solved in RD of high-voltage vacuum circuit breakers and their related countermeasures.

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Available abstract

Sulfur hexafluoride circuit breakers take a leading position in high-voltage circuit breakers and vacuum circuit breakers hold all the trumps in medium voltage field,making a figure in high-voltage field.Description was made to the necessity of development of high-voltage vacuum circuit breakers.Introduction was made to structure and features of the existing products.This paper raised technical issues to be solved in RD of high-voltage vacuum circuit breakers and their related countermeasures.

Key concepts: Circuit breaker, Fuse (electrical), Transient recovery voltage, Sulfur hexafluoride circuit breaker, High voltage, Electrical engineering, Distribution board, Voltage

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