{"product_id":"mp820-single-phase-motor-pump-protection-relay","title":"MP820 单相电机\/水泵保护继电器","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/MP820.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003e特点\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDIN 导轨安装。\u003c\/li\u003e\n\u003cli\u003e通过测量相位角进行欠载感应（例如，防止空转）。\u003c\/li\u003e\n\u003cli\u003e通过测量电流幅值进行过载感应（例如，防止堵塞或阀门关闭）。\u003c\/li\u003e\n\u003cli\u003e设备可通过按下按钮自动校准欠载和过载检测。\u003c\/li\u003e\n\u003cli\u003e校准复位，便于电机切换设置。\u003c\/li\u003e\n\u003cli\u003e高达 1.1kW 电机的直接在线电流感应。\u003c\/li\u003e\n\u003cli\u003e与 \u003e1.1kW 电机的传统电流互感器直接接口。\u003c\/li\u003e\n\u003cli\u003e液位控制。\u003c\/li\u003e\n\u003cli\u003e欠载（即空转）时可调节重启计时器。\u003c\/li\u003e\n\u003cli\u003e固定启动延迟（标准 3 秒）。\u003c\/li\u003e\n\u003cli\u003e设备仅在过载故障时锁定在断电状态。\u003c\/li\u003e\n\u003cli\u003eLED 指示所有故障情况和所有操作模式。\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"Default Title","offer_id":53009308778790,"sku":"MP820\/230VAC-SP","price":642.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/MP820z__97751.1336973186.1280.1280.jpg?v=1778021522","url":"https:\/\/rhombergonline.com.au\/zh\/products\/mp820-single-phase-motor-pump-protection-relay","provider":"Rhomberg Online","version":"1.0","type":"link"}