{"product_id":"siemens-3ug3511-1bq50-sirius-3-phase-sequence-failure-monitoring-relay","title":"Siemens – 3UG3511-1BQ50 – Sirius 3-Phase Sequence \u0026amp; Failure Monitoring Relay","description":"\u003cp class=\"p1\"\u003eThe Siemens 3UG3511‑1BQ50 (Sirius family) is a slim (22.5 mm) DIN-rail mount monitoring relay that detects phase sequence errors, phase loss, and voltage imbalances in three-phase systems. It automatically trips on faults, protecting motors and loads from damage.\u003c\/p\u003e\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp class=\"p3\"\u003e\u003cb\u003eKey Specifications:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"p4\"\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eModel:\u003c\/b\u003e\u003c\/span\u003e 3UG3511‑1BQ50 (Sirius Series) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eFunction:\u003c\/b\u003e\u003c\/span\u003e 3-phase sequence, phase failure, phase loss, and asymmetry monitoring ()\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSupply Voltage:\u003c\/b\u003e\u003c\/span\u003e 3 × 200…460 VAC, 50\/60 Hz \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eContact Configuration:\u003c\/b\u003e\u003c\/span\u003e 2 × changeover (SPDT) contacts rated 8 A @ 250 VAC; 1\/3 HP @ 240 VAC \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eConnection:\u003c\/b\u003e\u003c\/span\u003e Screw terminals\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWidth:\u003c\/b\u003e\u003c\/span\u003e 22.5 mm slim design \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHousing:\u003c\/b\u003e\u003c\/span\u003e DIN‑rail mount, IP20\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWeight:\u003c\/b\u003e\u003c\/span\u003e ~0.12 kg \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":55844484448630,"sku":"EB-286677314123","price":27.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4202\/8857\/files\/57_1104d6ba-a87b-45bd-936b-228c48628b29.jpg?v=1751150906","url":"https:\/\/volt-werk.com\/products\/siemens-3ug3511-1bq50-sirius-3-phase-sequence-failure-monitoring-relay","provider":"VOLTWERK Handel","version":"1.0","type":"link"}