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<P><SPAN style="FONT-SIZE: 12pt"></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt">EOCR이란 전자식 과전류 계전기를 말합니다.</SPAN></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P><SPAN style="FONT-SIZE: 12pt">
<P class=바탕글 style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; MARGIN-BOTTOM: 1.6pt; PADDING-BOTTOM: 0px; MARGIN-LEFT: 0px; LINE-HEIGHT: 1.5; MARGIN-RIGHT: 0px; PADDING-TOP: 0px">EOCR이란 전자과부하릴레이 (Electronic Overload Relays) 입니다.</P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt">보통 모터보호용으로 사용하고 설정 치 보다 전류값이 커지면 동작해서,</SPAN></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt">모터의 소손을 방지 하기 위함입니다.</SPAN></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P><SPAN style="FONT-SIZE: 12pt">
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"></P></SPAN>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt">예전에는 열동형 계전기 (TH)를 많이 사용 하였으나. 요즘의 거의 전자식 계전기를 사용합니다.</SPAN></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"> CT, PT, EOCR 는 고압배선에 꼭 필요한 것으로서 EOCR의 주 목적은 회로에</SPAN></P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P>
<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"><SPAN style="FONT-SIZE: 12pt"> 전류가 허용치 이상으로 흐를때 이를 </SPAN><SPAN style="FONT-SIZE: 12pt"> 차단하여 기기를 보호하는 역활을 합니다.</SPAN></P>
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<P class=바탕글 style="MARGIN-BOTTOM: 1.6pt; MARGIN-LEFT: 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 3.01pt; MARGIN-RIGHT: 0pt"> </P><SPAN style="FONT-SIZE: 12pt"><SPAN>
<P></SPAN> </P></SPAN></SPAN>
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카페 게시글
[실기] 시험 준비
Thr 과 EOCR의 차이
송산
추천 0
조회 1,604
13.07.20 07:29
댓글 5
다음검색
첫댓글 좋은 정보를 얻었읍니다. 감사합니다.
Thr은 회로에 과전류가 흐르면 전선에 열이 발생하여 바이메탈에 의하여 회로가 차단되며
복구는 수동으로 하게됩니다
EOCR은 과전류가 흐르면 차단되는 것이 차이가 있습니다
삭제된 댓글 입니다.
27 UVR이던가요?
27 교류부족전압계전기. 45직류과전압계전기. 59교류과전압계전기. 64 지락과전압계전기.
80 직류부족전압계전기. 84 전압계전기
그렇군요,,