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Get Price5/6/2020Types of sulfur hexafluoride circuit breaker. There are three types of sf6 gas CB, they include: Single interrupter Sulfr hexafluoride CB, they use up to 245 kV (220 KV). Double interrupter gaz sf6 CB, used on up to 420 kV (400 KV). Four interrupters sf6 gas CB, used on up to 800 kV (715 KV). In a high-voltage circuit breaker like Sulfr hexafluoride, current interruption is achieved by
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Get PriceTechTopics No. 53. Use of Sulfr hexafluoride gas in medium-voltage switchgear. In this issue, the use of SF 6 (sulfur hexafluoride) gas in medium-voltage switchgear is discussed. SF 6 has been widely used in high-voltage circuit breakers for decades, but its use in medium-voltage equipment is relatively recent. In the medium-voltage arena, Siemens uses SF 6
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