{"product_id":"esh-b0dsbsgzdx","title":"Auto Engineering HAT821 Dual-Power Bus Tie Controller","description":"\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Auto Engineering\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e black\u003c\/p\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHAT821 Series Dual Power Bus Tie controller is intelligent bus-tie dual-power switchover module with configurable function, automatic measurement, LCD display, and digital communication. It combines digitization, intelligence and networking. Automatic measurement and control can reduce incorrect operation, which is an ideal option for dual-power bus-tie switchover products.\u003c\/li\u003e\n\u003cli\u003eThe powerful Microprocessor contained within the unit allows for precision voltage (2-way 3-phase) measuring and make accurate judgment and the corresponding volt free digital output port will active when there is over\/under voltage, over\/under frequency, loss of phase, phase sequence wrong and other abnormal condition occurs.\u003c\/li\u003e\n\u003cli\u003eIt has compact structure, advanced circuits, simple wiring and high reliability, and can be widely used in electrical automatic control system of electric power, telecommunications, petroleum, coal, metallurgy, railways, municipal administration, intelligent building, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eDetails\u003c\/h4\u003e\u003cp\u003eThe Auto Engineering HAT821 dual-power bus tie controller provides configurable automatic measurement, LCD display, and digital communication for dual-power switchover systems. Its microprocessor measures two-way three-phase voltage and supports digital outputs for conditions including overvoltage, undervoltage, overfrequency, underfrequency, phase loss, and incorrect phase sequence.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUPC:\u003c\/strong\u003e 602838311718\u003c\/p\u003e","brand":"Auto Engineering","offers":[{"title":"Default Title","offer_id":50523348598882,"sku":"602838311718","price":1530.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/7085\/1170\/files\/41OnD58_jKL._SL500.jpg?v=1790129382","url":"https:\/\/ecosweethome.com\/products\/esh-b0dsbsgzdx","provider":"Eco Sweet Home","version":"1.0","type":"link"}