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mehrpoliger switches with a common gasfilter all poland.
mehrpoliger switches with a common gasfilter all poland.
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机译:波兰的Mehrpoliger开关使用通用的气体过滤器。
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摘要
An additional filtering block (25) is associated with a low-voltage circuit-breaker with moulded box for receiving in a common chamber (26), equipped with a cooling grid (29), the disconnection gases escaping through the orifices (21), from the three poles of the circuit-breaker. IMAGE
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