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zn□-27.5（2×27.5）single-phase vacuum circuit breaker equipment

product introduction

　application

zn□-27.5（2×27.5）vacuum circuit breaker main technical parameter

no.	item	zn□-27.5(2×27.5)/2000-31.5
1	the highest working voltage　　　kv	31.5
2	rated voltage kv	27.5
3	rated current a	1250，1600，2000
4	rated short-circuit breaking current first-pole-to-clear factor ka	31.5
5	rated short circuit making curren 　　 ka	80
6	rated peak withstand current ka	80
7	rated short-time withstand current and time ka	31.5/4

27.5（55）kv high voltage outdoor isolating switch
xyn□-27.5（2×27.5）indoor box move open-die exchange metal sealing switchgear

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