©µç¶Ï·Æ÷ 

¼«Êý:1P+N,2P,3+N,4P 

¶î¶¨µçÁ÷:6¡¢10¡¢16¡¢20¡¢25¡¢32¡¢40¡¢50¡¢63¡¢80

©µçÌØÐÔ

¶î¶¨Ê£Óද×÷µçÁ÷I¡÷n(mA)£º30¡¢50¡¢100

¶î¶¨Ê£Ó಻¶¯×÷µçÁ÷I¡÷no(mA)£º15¡¢25¡¢50

¶î¶¨Ê£Óද×÷µçÁ÷ʱ×î´ó·Ö¶Ïʱ¼ä£º0.1s¡¢0.2s

 Ò»°ãÑ¡ÓÃÔ­Ôò¡¡

 a) RCBOµÄ¶î¶¨¹¤×÷µçѹ¡ÝÏß·¶î¶¨µçѹ¡£¡¡

 b) RCBO¶î¶¨µçÁ÷Ϊ1.1-1.25±¶Ïß·¼ÆË㸺ÔصçÁ÷¡£

 c) RCBOµÄ¶î¶¨¶Ì·ͨ¶ÏÄÜÁ¦¡ÝÏß·ÖпÉÄܳöÏÖµÄ×î´ó¶Ì·µçÁ÷¡£¡¡

 d) RCBO˲ʱÍÑ¿ÛÆ÷Õû¶¨µçÁ÷¡Ü0.8±¶Ïß·ĩ¶Ëµ¥Ïà¶ÔµØ»òÏàÓëÏà¶Ì·µçÁ÷¡£

 e) µçÈÈÆ÷¡¢ÖÆÀäÆ÷ºÍ°×³ãµÆÔÚ¸ø¶¨µçѹºÍ¹¦ÂÊʱ£¬µ¥Ïà¶î¶¨µçÁ÷In=P/U£»ÈýÏà¶î¶¨µçÁ÷In=P/1.732U¡£

 f) RCBOÊ£ÓàµçÁ÷Ò»°ãѡΪ30mA£¬×öΪÈËÉí¼ä½Ó´¥µç±£»¤¡£