{"product_id":"l8888-ac220v-dc190v-limit-switch","title":"L8888 AC220V DC190V Limit Switch","description":"\u003ch2\u003e\n\u003cb\u003eL8888 AC220V DC190V Limit Switch\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eOverview of L8888 Rectifier Specifications\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFunction: AC-to-DC full-wave bridge rectifier for industrial motor brakes\u003c\/li\u003e\n\u003cli\u003eInput Voltage: AC 220V \/ 110V (depending on wiring\/model configuration)\u003c\/li\u003e\n\u003cli\u003eOutput Voltage: DC 190V \/ 90V\u003c\/li\u003e\n\u003cli\u003eApplication: Electromagnetic disk brakes on cranes, hoists, and automated machine tools [1, 2]\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTroubleshooting \/ Connection Context\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf the brake fails to release: Check if the AC 220V is reaching the input terminals of the L8888 module and measure the DC output to see if it delivers approximately 190V DC.\u003c\/li\u003e\n\u003cli\u003eIf the limit sensor is failing: The limit sensor is typically a separate control-circuit component (such as a mechanical travel limit switch or inductive proximity sensor) wired to your PLC or contactor, independent of the high-voltage brake rectifier.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eIf you can share what kind of machine this is or what specific issue you are troubleshooting (e.g., the motor not stopping, the brake not releasing, or a wiring layout), I can provide more targeted steps.\u003c\/span\u003e\u003c\/p\u003e","brand":"QYSMT","offers":[{"title":"Default Title","offer_id":48925291151499,"sku":null,"price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/9579\/9435\/files\/L8888AC220_1.png?v=1786945529","url":"https:\/\/www.qysmt.in\/products\/l8888-ac220v-dc190v-limit-switch","provider":"QYSMT","version":"1.0","type":"link"}