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¿µ¹®Ç¥Áظí Ground Resistance Measurement for Broadcasting and Telecommunication Facilities
Çѱ۳»¿ë¿ä¾à Á¢ÁöÀúÇ× ÃøÁ¤ ¹æ¹ý¿¡¼­ Áß¿äÇÑ °ÍÀº Á¢ÁöÀúÇ×À» ÃøÁ¤ÇÏ°íÀÚ ÇÏ´Â Á¢Áö±Ø¿¡ ´ëÇÏ¿© ´ëÁö ±Í·Î Àü·ù¸¦ ÅëÇÑ ÃøÁ¤ ȸ·Î¸¦ Çü¼ºÇϵµ·Ï µÎ °³ÀÇ º¸Á¶Àü±ØÀ» ¼³Ä¡ÇÏ´Â ¹æ¹ýÀÌ´Ù. ÀÌ µÎ °³ÀÇ º¸Á¶Àü±ØÀº ½ÃÇèÀü·ù°¡ È帣´Â ȸ·Î ·çÇÁ¸¦ ±¸¼ºÇÏ´Â Àü·ùÀü±Ø°ú ´ëÁöÀÇ Æ¯Á¤ À§Ä¡¿¡¼­ Àü¾ÐÀ» ÃøÁ¤ÇÏ´Â ÀüÀ§Àü±ØÀ¸·Î ÀÌ·ç¾îÁ® ÀÖ´Ù.
º» Ç¥ÁØ¿¡¼­´Â ÀÌµé º¸Á¶Àü±ØÀÇ ¼³Ä¡ À§Ä¡°¡ °®´Â ±â´ÉÀû Àǹ̿¡ ´ëÇÏ¿© ¼³¸íÇÑ´Ù. ¼öÄ¡Àû º¯È­ Ư¼º¿¡ ´ëÇÏ¿© ºÎ¼Ó¼­ A¿¡ º°µµ·Î ¼ö·ÏÇÏ¿´´Ù.
¿µ¹®³»¿ë¿ä¾à The important point in the measurement of ground resistance is to install two subsidiary electrodes which configure a measurement circuit with earth return current. These two subsidiary electrodes consist of a current electrode making earth return loop and a potential probe measuring voltage at some specific positions on the ground.
In this standard, the functional meaning of positioning the subsidiary electrodes is explained.
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