<div class="reader-pic-layer" style="z-index: 2;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -316px; left: 163.65px; top: 118.11px; width: 630px; height: 95px; overflow: hidden; position: static; z-index: 4; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 3;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-4 reader-word-s1-5" style="left: 3627px; top: 1265px; width: 2325px; height: 289px; line-height: 289px; letter-spacing: 1.15px; font-size: 289px; z-index: 5;">继电器的工作原理</p><p class="reader-word-layer reader-word-s1-4" style="left: 5954px; top: 1265px; width: 80px; height: 289px; line-height: 289px; font-family: simsun; z-index: 7;"> </p><p class="reader-word-layer reader-word-s1-9" style="left: 4790px; top: 1797px; width: 62px; height: 240px; line-height: 240px; font-family: simsun; z-index: 8;"> </p><p class="reader-word-layer reader-word-s1-12 reader-word-s1-13" style="left: 1448px; top: 2494px; width: 527px; height: 256px; line-height: 256px; letter-spacing: 12.59px; z-index: 9;">简介</p><p class="reader-word-layer reader-word-s1-14" style="left: 1991px; top: 2494px; width: 64px; height: 256px; line-height: 256px; font-family: simsun; z-index: 10;"> </p><p class="reader-word-layer reader-word-s1-15" style="left: 1448px; top: 3187px; width: 84px; height: 169px; line-height: 169px; font-family: simsun; z-index: 11;"> </p><p class="reader-word-layer reader-word-s1-15" style="left: 1630px; top: 3187px; width: 84px; height: 169px; line-height: 169px; font-family: simsun; z-index: 12;"> </p><p class="reader-word-layer reader-word-s1-17" style="left: 1811px; top: 3187px; width: 42px; height: 169px; line-height: 169px; font-family: simsun; z-index: 13;"> </p><p class="reader-word-layer reader-word-s1-17" style="left: 1910px; top: 3187px; width: 42px; height: 169px; line-height: 169px; font-family: simsun; z-index: 14;"> </p></div></div><div class="reader-pic-layer" style="z-index: 4;"><div class="ie-fix"><div class="reader-pic-item" style=´left: 293.15px; top: 433.92px; width: 376px; height: 233px; overflow: hidden; position: static; z-index: 15; opacity: 1; transform: scale(1.62, 1.74); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -238px; left: 172.93px; top: 751.06px; width: 6px; height: 3px; overflow: hidden; position: static; z-index: 27; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 5;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-17" style="left: 7849px; top: 7386px; width: 42px; height: 182px; line-height: 182px; font-family: simsun; z-index: 32;"> </p></div></div><div class="reader-pic-layer" style="z-index: 6;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -246px; left: 273.06px; top: 828.27px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 33; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -253px; left: 344.9px; top: 828.27px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 36; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -260px; left: 415.74px; top: 828.27px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 39; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 7;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-17" style="left: 7946px; top: 7386px; width: 42px; height: 182px; line-height: 182px; font-family: simsun; z-index: 43;"> </p><p class="reader-word-layer reader-word-s1-2" style="left: 4747px; top: 7730px; width: 121px; height: 155px; color: rgb(101, 101, 101); line-height: 155px; letter-spacing: 5.85px; z-index: 44;"> </p><p class="reader-word-layer reader-word-s1-21" style="left: 1448px; top: 8066px; width: 938px; height: 225px; line-height: 225px; z-index: 45;">当输入量</p></div></div><div class="reader-pic-layer" style="z-index: 8;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -267px; left: 170.03px; top: 878.69px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 45; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 9;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-23" style="left: 2400px; top: 8066px; width: 75px; height: 225px; line-height: 225px; z-index: 46;">(</p><p class="reader-word-layer reader-word-s1-19" style="left: 2481px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 47;">如</p><p class="reader-word-layer reader-word-s1-25" style="left: 2719px; top: 8066px; width: 465px; height: 225px; line-height: 225px; z-index: 49;">电压</p><p class="reader-word-layer reader-word-s1-19" style="left: 3198px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 50;">、</p><p class="reader-word-layer reader-word-s1-26" style="left: 3436px; top: 8066px; width: 463px; height: 225px; line-height: 225px; z-index: 52;">电流</p><p class="reader-word-layer reader-word-s1-19" style="left: 3911px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 53;">、</p><p class="reader-word-layer reader-word-s1-26" style="left: 4150px; top: 8066px; width: 463px; height: 225px; line-height: 225px; z-index: 55;">温度</p><p class="reader-word-layer reader-word-s1-19" style="left: 4625px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 56;">等</p><p class="reader-word-layer reader-word-s1-23" style="left: 4865px; top: 8066px; width: 75px; height: 225px; line-height: 225px; z-index: 57;">)</p><p class="reader-word-layer reader-word-s1-27" style="left: 4948px; top: 8066px; width: 3080px; height: 225px; line-height: 225px; z-index: 58;">达到规定值时，使被控制的输</p><p class="reader-word-layer reader-word-s1-19" style="left: 1448px; top: 8568px; width: 225px; height: 225px; line-height: 225px; z-index: 59;">出</p><p class="reader-word-layer reader-word-s1-26" style="left: 1686px; top: 8568px; width: 463px; height: 225px; line-height: 225px; z-index: 61;">电路</p></div></div><div class="reader-pic-layer" style="z-index: 10;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -274px; left: 170.03px; top: 1028.88px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 61; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 11;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 2161px; top: 8568px; width: 3559px; height: 225px; line-height: 225px; letter-spacing: 11.34px; z-index: 62;">导通或断开的电器。可分为电气量</p><p class="reader-word-layer reader-word-s1-23" style="left: 5736px; top: 8568px; width: 75px; height: 225px; line-height: 225px; z-index: 63;">(</p><p class="reader-word-layer reader-word-s1-19" style="left: 5817px; top: 8568px; width: 2369px; height: 225px; line-height: 225px; letter-spacing: 11.37px; z-index: 64;">如电流、电压、频率、</p></div></div><div class="reader-pic-layer" style="z-index: 12;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -281px; left: 289.89px; top: 1028.88px; width: 68px; height: 2px; overflow: hidden; position: static; z-index: 64; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 13;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-21" style="left: 1448px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 65;">功率等</p><p class="reader-word-layer reader-word-s1-23" style="left: 2161px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 66;">)</p><p class="reader-word-layer reader-word-s1-19" style="left: 2244px; top: 9070px; width: 1890px; height: 225px; line-height: 225px; letter-spacing: 11.07px; z-index: 67;">继电器及非电气量</p></div></div><div class="reader-pic-layer" style="z-index: 14;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -288px; left: 455.43px; top: 1028.88px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 67; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 15;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-23" style="left: 4150px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 68;">(</p><p class="reader-word-layer reader-word-s1-27" style="left: 4231px; top: 9070px; width: 939px; height: 225px; line-height: 225px; z-index: 69;">如温度、</p><p class="reader-word-layer reader-word-s1-28" style="left: 5128px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 70;">压力、</p><p class="reader-word-layer reader-word-s1-28" style="left: 5786px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 71;">速度等</p><p class="reader-word-layer reader-word-s1-23" style="left: 6503px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 72;">)</p><p class="reader-word-layer reader-word-s1-27" style="left: 6584px; top: 9070px; width: 1653px; height: 225px; line-height: 225px; z-index: 73;">继电器两大类。</p><p class="reader-word-layer reader-word-s1-27" style="left: 1448px; top: 9572px; width: 6649px; height: 225px; line-height: 225px; z-index: 74;">具有动作快、工作稳定、使用寿命长、体积小等优点。广泛应用</p><p class="reader-word-layer reader-word-s1-19" style="left: 1448px; top: 10074px; width: 225px; height: 225px; line-height: 225px; z-index: 75;">于</p><p class="reader-word-layer reader-word-s1-26" style="left: 1686px; top: 10074px; width: 463px; height: 225px; line-height: 225px; z-index: 77;">电力</p></div></div><div class="reader-pic-layer" style="z-index: 16;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -295px; left: 181.87px; top: 1171.56px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 77; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 17;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 2161px; top: 10074px; width: 702px; height: 225px; line-height: 225px; letter-spacing: 11.47px; z-index: 78;">保护、</p><p class="reader-word-layer reader-word-s1-25" style="left: 2876px; top: 10074px; width: 704px; height: 225px; line-height: 225px; z-index: 80;">自动化</p></div></div><div class="reader-pic-layer" style="z-index: 18;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -302px; left: 468.27px; top: 1171.56px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 80; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 19;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-27" style="left: 3592px; top: 10074px; width: 939px; height: 225px; line-height: 225px; z-index: 81;">、运动、</p><p class="reader-word-layer reader-word-s1-26" style="left: 4544px; top: 10074px; width: 463px; height: 225px; line-height: 225px; z-index: 83;">遥控</p></div></div><div class="reader-pic-layer" style="z-index: 20;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -309px; left: 539.11px; top: 1171.56px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 83; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 21;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 5021px; top: 10074px; width: 2606px; height: 225px; line-height: 225px; letter-spacing: 11.28px; z-index: 84;">、测量和通信等装置中。</p><p class="reader-word-layer reader-word-s1-23" style="left: 7642px; top: 10074px; width: 56px; height: 225px; line-height: 225px; font-family: simsun; z-index: 85;"> </p></div></div>"/> <div class="reader-pic-layer" style="z-index: 2;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -316px; left: 163.65px; top: 118.11px; width: 630px; height: 95px; overflow: hidden; position: static; z-index: 4; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 3;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-4 reader-word-s1-5" style="left: 3627px; top: 1265px; width: 2325px; height: 289px; line-height: 289px; letter-spacing: 1.15px; font-size: 289px; z-index: 5;">继电器的工作原理</p><p class="reader-word-layer reader-word-s1-4" style="left: 5954px; top: 1265px; width: 80px; height: 289px; line-height: 289px; font-family: simsun; z-index: 7;"> </p><p class="reader-word-layer reader-word-s1-9" style="left: 4790px; top: 1797px; width: 62px; height: 240px; line-height: 240px; font-family: simsun; z-index: 8;"> </p><p class="reader-word-layer reader-word-s1-12 reader-word-s1-13" style="left: 1448px; top: 2494px; width: 527px; height: 256px; line-height: 256px; letter-spacing: 12.59px; z-index: 9;">简介</p><p class="reader-word-layer reader-word-s1-14" style="left: 1991px; top: 2494px; width: 64px; height: 256px; line-height: 256px; font-family: simsun; z-index: 10;"> </p><p class="reader-word-layer reader-word-s1-15" style="left: 1448px; top: 3187px; width: 84px; height: 169px; line-height: 169px; font-family: simsun; z-index: 11;"> </p><p class="reader-word-layer reader-word-s1-15" style="left: 1630px; top: 3187px; width: 84px; height: 169px; line-height: 169px; font-family: simsun; z-index: 12;"> </p><p class="reader-word-layer reader-word-s1-17" style="left: 1811px; top: 3187px; width: 42px; height: 169px; line-height: 169px; font-family: simsun; z-index: 13;"> </p><p class="reader-word-layer reader-word-s1-17" style="left: 1910px; top: 3187px; width: 42px; height: 169px; line-height: 169px; font-family: simsun; z-index: 14;"> </p></div></div><div class="reader-pic-layer" style="z-index: 4;"><div class="ie-fix"><div class="reader-pic-item" style=´left: 293.15px; top: 433.92px; width: 376px; height: 233px; overflow: hidden; position: static; z-index: 15; opacity: 1; transform: scale(1.62, 1.74); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -238px; left: 172.93px; top: 751.06px; width: 6px; height: 3px; overflow: hidden; position: static; z-index: 27; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 5;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-17" style="left: 7849px; top: 7386px; width: 42px; height: 182px; line-height: 182px; font-family: simsun; z-index: 32;"> </p></div></div><div class="reader-pic-layer" style="z-index: 6;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -246px; left: 273.06px; top: 828.27px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 33; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -253px; left: 344.9px; top: 828.27px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 36; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div><div class="reader-pic-item" style=´background-position: 0px -260px; left: 415.74px; top: 828.27px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 39; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 7;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-17" style="left: 7946px; top: 7386px; width: 42px; height: 182px; line-height: 182px; font-family: simsun; z-index: 43;"> </p><p class="reader-word-layer reader-word-s1-2" style="left: 4747px; top: 7730px; width: 121px; height: 155px; color: rgb(101, 101, 101); line-height: 155px; letter-spacing: 5.85px; z-index: 44;"> </p><p class="reader-word-layer reader-word-s1-21" style="left: 1448px; top: 8066px; width: 938px; height: 225px; line-height: 225px; z-index: 45;">当输入量</p></div></div><div class="reader-pic-layer" style="z-index: 8;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -267px; left: 170.03px; top: 878.69px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 45; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 9;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-23" style="left: 2400px; top: 8066px; width: 75px; height: 225px; line-height: 225px; z-index: 46;">(</p><p class="reader-word-layer reader-word-s1-19" style="left: 2481px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 47;">如</p><p class="reader-word-layer reader-word-s1-25" style="left: 2719px; top: 8066px; width: 465px; height: 225px; line-height: 225px; z-index: 49;">电压</p><p class="reader-word-layer reader-word-s1-19" style="left: 3198px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 50;">、</p><p class="reader-word-layer reader-word-s1-26" style="left: 3436px; top: 8066px; width: 463px; height: 225px; line-height: 225px; z-index: 52;">电流</p><p class="reader-word-layer reader-word-s1-19" style="left: 3911px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 53;">、</p><p class="reader-word-layer reader-word-s1-26" style="left: 4150px; top: 8066px; width: 463px; height: 225px; line-height: 225px; z-index: 55;">温度</p><p class="reader-word-layer reader-word-s1-19" style="left: 4625px; top: 8066px; width: 225px; height: 225px; line-height: 225px; z-index: 56;">等</p><p class="reader-word-layer reader-word-s1-23" style="left: 4865px; top: 8066px; width: 75px; height: 225px; line-height: 225px; z-index: 57;">)</p><p class="reader-word-layer reader-word-s1-27" style="left: 4948px; top: 8066px; width: 3080px; height: 225px; line-height: 225px; z-index: 58;">达到规定值时，使被控制的输</p><p class="reader-word-layer reader-word-s1-19" style="left: 1448px; top: 8568px; width: 225px; height: 225px; line-height: 225px; z-index: 59;">出</p><p class="reader-word-layer reader-word-s1-26" style="left: 1686px; top: 8568px; width: 463px; height: 225px; line-height: 225px; z-index: 61;">电路</p></div></div><div class="reader-pic-layer" style="z-index: 10;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -274px; left: 170.03px; top: 1028.88px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 61; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 11;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 2161px; top: 8568px; width: 3559px; height: 225px; line-height: 225px; letter-spacing: 11.34px; z-index: 62;">导通或断开的电器。可分为电气量</p><p class="reader-word-layer reader-word-s1-23" style="left: 5736px; top: 8568px; width: 75px; height: 225px; line-height: 225px; z-index: 63;">(</p><p class="reader-word-layer reader-word-s1-19" style="left: 5817px; top: 8568px; width: 2369px; height: 225px; line-height: 225px; letter-spacing: 11.37px; z-index: 64;">如电流、电压、频率、</p></div></div><div class="reader-pic-layer" style="z-index: 12;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -281px; left: 289.89px; top: 1028.88px; width: 68px; height: 2px; overflow: hidden; position: static; z-index: 64; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 13;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-21" style="left: 1448px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 65;">功率等</p><p class="reader-word-layer reader-word-s1-23" style="left: 2161px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 66;">)</p><p class="reader-word-layer reader-word-s1-19" style="left: 2244px; top: 9070px; width: 1890px; height: 225px; line-height: 225px; letter-spacing: 11.07px; z-index: 67;">继电器及非电气量</p></div></div><div class="reader-pic-layer" style="z-index: 14;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -288px; left: 455.43px; top: 1028.88px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 67; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 15;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-23" style="left: 4150px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 68;">(</p><p class="reader-word-layer reader-word-s1-27" style="left: 4231px; top: 9070px; width: 939px; height: 225px; line-height: 225px; z-index: 69;">如温度、</p><p class="reader-word-layer reader-word-s1-28" style="left: 5128px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 70;">压力、</p><p class="reader-word-layer reader-word-s1-28" style="left: 5786px; top: 9070px; width: 700px; height: 225px; line-height: 225px; z-index: 71;">速度等</p><p class="reader-word-layer reader-word-s1-23" style="left: 6503px; top: 9070px; width: 75px; height: 225px; line-height: 225px; z-index: 72;">)</p><p class="reader-word-layer reader-word-s1-27" style="left: 6584px; top: 9070px; width: 1653px; height: 225px; line-height: 225px; z-index: 73;">继电器两大类。</p><p class="reader-word-layer reader-word-s1-27" style="left: 1448px; top: 9572px; width: 6649px; height: 225px; line-height: 225px; z-index: 74;">具有动作快、工作稳定、使用寿命长、体积小等优点。广泛应用</p><p class="reader-word-layer reader-word-s1-19" style="left: 1448px; top: 10074px; width: 225px; height: 225px; line-height: 225px; z-index: 75;">于</p><p class="reader-word-layer reader-word-s1-26" style="left: 1686px; top: 10074px; width: 463px; height: 225px; line-height: 225px; z-index: 77;">电力</p></div></div><div class="reader-pic-layer" style="z-index: 16;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -295px; left: 181.87px; top: 1171.56px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 77; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 17;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 2161px; top: 10074px; width: 702px; height: 225px; line-height: 225px; letter-spacing: 11.47px; z-index: 78;">保护、</p><p class="reader-word-layer reader-word-s1-25" style="left: 2876px; top: 10074px; width: 704px; height: 225px; line-height: 225px; z-index: 80;">自动化</p></div></div><div class="reader-pic-layer" style="z-index: 18;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -302px; left: 468.27px; top: 1171.56px; width: 46px; height: 2px; overflow: hidden; position: static; z-index: 80; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 19;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-27" style="left: 3592px; top: 10074px; width: 939px; height: 225px; line-height: 225px; z-index: 81;">、运动、</p><p class="reader-word-layer reader-word-s1-26" style="left: 4544px; top: 10074px; width: 463px; height: 225px; line-height: 225px; z-index: 83;">遥控</p></div></div><div class="reader-pic-layer" style="z-index: 20;"><div class="ie-fix"><div class="reader-pic-item" style=´background-position: 0px -309px; left: 539.11px; top: 1171.56px; width: 47px; height: 2px; overflow: hidden; position: static; z-index: 83; opacity: 1; transform: scale(1.07); background-image: url("https://wkbos.bdimg.com/v1/docconvert2610//wk/3d997acde29967cda38f82a80d3ca550/0.png?responseCacheControl=max-age%3D3888000&responseExpires=Thu%2C%2012%20Apr%202018%2012%3A42%3A16%20%2B0800&authorization=bce-auth-v1%2Ffa1126e91489401fa7cc85045ce7179e%2F2018-02-26T04%3A42%3A16Z%2F3600%2Fhost%2F38973700ae9b3db7f985487a74c2b497c1500f882975d8aaa6b77c513d4ae131&x-bce-range=0-27427&token=e3c7ec64cfa4287c17afab49d8c73c355bf920f301268be15bbc2875f25d188d&expire=2018-02-26T05:42:16Z");´></div></div></div><div class="reader-txt-layer" style="z-index: 21;"><div class="ie-fix"><p class="reader-word-layer reader-word-s1-19" style="left: 5021px; top: 10074px; width: 2606px; height: 225px; line-height: 225px; letter-spacing: 11.28px; z-index: 84;">、测量和通信等装置中。</p><p class="reader-word-layer reader-word-s1-23" style="left: 7642px; top: 10074px; width: 56px; height: 225px; line-height: 225px; font-family: simsun; z-index: 85;"> </p></div></div>"/>
我要上传豆丁书房

继电器的工作原理及作用

1 楼

继电器的工作原理

简介

当输入量

(

如

电压

、

电流

、

温度

等

)

达到规定值时，使被控制的输

出

电路

导通或断开的电器。可分为电气量

(

如电流、电压、频率、

功率等

)

继电器及非电气量

(

如温度、

压力、

速度等

)

继电器两大类。

具有动作快、工作稳定、使用寿命长、体积小等优点。广泛应用

于

电力

保护、

自动化

、运动、

遥控

、测量和通信等装置中。

2018-02-26 12:44:07

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