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current transformer

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¡ÒÃãªé§Ò¹¨ÐµéͧÊÍ´ÊÒÂä¿ËÃ×ͺÅÑ´ºÒÃìà¢éÒä»ã¹Ãٵç¡ÅÒ§ â´Â·ÔÈ·Ò§¡ÒÃäËŢͧ¡ÃÐáÊä¿¿éÒ¨ÐäËŨҡ´éÒ¹ K ä»´éÒ¹ L ´Ñ§¹Ñ鹡ç¤ÇèÐÊÍ´ÊÒÂä¿ãËé¶Ù¡´éÒ¹´éÇ¹Р¨Ò¡¹Ñ鹡ç¹ÓáÍÁÁÔàµÍÃìµèÍà¢éҡѺ¢ÑéÇ·Õè´éÒ¹º¹¢Í§ Current Transformer

·ÕèµÑǢͧ Current Transformer(C.T.) ¨ÐÁÕÍѵÃÒ¡ÒÃÅ´·Í¹¡ÃÐáÊä¿¿éÒÃкØÍÂÙè àªè¹ Ratio 30/5A ËÁÒ¤ÇÒÁÇèÒ ¶éÒ¡ÃÐáÊä¿¿éÒäËżèÒ¹ÊÒÂ俨ӹǹ 30 A µÑÇCurrent Transformer¨Ð¼ÅÔµ¡ÃÐáÊä¿¿éÒÍÍ¡ÁÒ·Õè¢ÑéÇ´éÒ¹º¹  5A


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Ẻ·Õè 2 ·Ó¡ÒõèÍ selector à¢éҡѺÁÔàµÍÃì áÅéǵèÍ selector à¢éҡѺ C.T. ¢Í§ L1-L3 Ẻ¹Õé¨Ðãªé C.T. á¤èµÑÇà´ÕÂÇ ÍÒÈÑ selector ã¹¡ÒÃàÅ×Í¡áÊ´§¼ÅÇèÒµéͧ¡Òô٤èҢͧÊÒÂä˹



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