| 加工定制是 | 品牌EATON |
| 型号E2N3800WU68 | 产品名称断路器 |
| 适用范围全新原装 |
断路器工作原理示意图及图形符号
热脱扣器用于线路的过负荷保护，工作原理和热继电器相同。
失压（欠电压）脱扣器用于失压保护，如图1-8所示，失压脱扣器的线圈直接接在电源上，处于吸合状态，断路器可以正常合闸；当停电或电压很低时，失压脱扣器的吸力小于弹簧的反力，弹簧使动铁心向上使挂钩脱扣，实现短路器的跳闸功能。
分励脱扣器用于远方跳闸，当在远方按下按钮时，分励脱扣器得电产生电磁力，使其脱扣跳闸。
不同断路器的保护是不同的，使用时应根据需要选用。在图形符号中也可以标注其保护方式，如图1-8所示，断路器图形符号中标注了失压、过负荷、过电流3种保护方式。
美国cutler-hammer电气品牌在工业、商业和民用电力输配电和控制设备市场上领先于业界，cutler-hammer是伊顿公司主推的电气品牌之一。
福州澜瑞自动化设备有限公司正规渠道供应，提供报价关，原产地证明。
联系电话：0591-87717741 qq：1318772126（王小婧）
主要产品：
塑壳断路器、漏电开关、空气断路器、真空断路器、控制柜
cutler-hammer主要产品：
cutler-hammer塑壳断路器
cutler-hammer漏电开关
cutler-hammer控制柜
cutler-hammer空气断路器
cutler-hammer真空断路器
卡特拉-汉莫 断路器 cutler-hammer
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