{"product_id":"siemens-sirius-3ug4512-2br20-phase-monitoring-relay-160-690v","title":"Siemens SIRIUS 3UG4512-2BR20 Phase Monitoring Relay 160-690V","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe Siemens SIRIUS 3UG4512-2BR20 is a three-phase monitoring relay engineered for industrial motor protection and power distribution systems requiring reliable phase loss and phase sequence detection. Rated for a wide voltage range of 3~ 160-690V, this DIN-rail mounted relay features two independent contact outputs (12-11-14 and 22-21-24) with ratings up to AC-15 3A and DC-13 24V\/1A, backed by a rated insulation voltage (Ui) of 690V and impulse withstand (Uimp) of 6kV for demanding electrical environments. Built to IEC\/EN 60947-5-1 and GB14048.5 standards, the 3UG4512-2BR20 operates reliably at surrounding air temperatures up to 60°C and carries UL Listed, CE, CCC, and EAC certifications for global compliance. WeSellStocks.co maintains surplus and wholesale inventory of genuine Siemens SIRIUS 3UG4512-2BR20 relays for procurement teams, EPC contractors, and automation engineers across the USA, UAE, and Worldwide markets. Whether supporting panel builders, MRO buyers, or industrial distributors sourcing dependable motor protection components, this Siemens unit is well suited for three-phase motor circuits, pump and compressor protection, and industrial power systems requiring phase sequence and loss monitoring.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Three-Phase Monitoring Relay (SIRIUS)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3UG4512-2BR20\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry Category\u003c\/strong\u003e: Industrial Motor \u0026amp; Power Monitoring Components\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 3~ 160-690V\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: AC-15: 3A; DC-13: 1A (24V)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePower Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 3~ 160-690V (L1, L2, L3)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN Rail\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStandards \/ Compliance\u003c\/strong\u003e: IEC\/EN 60947-5-1, GB14048.5, UL Listed, CE, CCC, EAC, KCC-CRM-S49-3UG4\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOther Confirmed Specs\u003c\/strong\u003e: Uimp 6kV; Ui 690V; Max fuse 4A gL\/gG; Aux. cont. B300\/R300; Surrounding air temp 60°C; Made in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe Siemens SIRIUS 3UG4512-2BR20 relay is used in industrial three-phase power systems to monitor for phase loss and incorrect phase sequence, protecting motors, pumps, and compressors from damage caused by phase-related faults. It is typically installed within motor control centers alongside contactors, overload relays, and PLCs. This relay is commonly specified in procurement packages for motor protection upgrades, industrial retrofits, and control panel installations requiring IEC-compliant, UL-listed phase monitoring components.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eSourcing genuine Siemens SIRIUS 3UG4512-2BR20 phase monitoring relays from an established surplus and wholesale supplier ensures panel builders and control system integrators maintain compliant, cost-effective motor protection across their industrial infrastructure. WeSellStocks.co supports industrial buyers, EPC contractors, and automation distributors throughout the USA and UAE with in-stock Siemens relay inventory backed by worldwide shipping capability. Procurement teams seeking dependable phase monitoring components for control panel upgrades or new installations can rely on consistent availability of this Siemens SIRIUS part across global industrial supply channels.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eMetafields:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3UG4512-2BR20\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Three-Phase Monitoring Relay\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry Category\u003c\/strong\u003e: Industrial Motor \u0026amp; Power Monitoring Components\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 3~ 160-690V\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: AC-15: 3A; DC-13: 1A\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePower Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 3~ 160-690V\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN Rail\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: IEC\/EN 60947-5-1, GB14048.5, UL Listed, CE, CCC, EAC\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStock Quantity Available\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eTarget Markets\u003c\/strong\u003e: USA| UAE | Worldwide\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eGlobal Shipping\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003ch5\u003eCondition: Used\u003c\/h5\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003ch5\u003e\n\u003cspan class=\"selectable-text copyable-text xkrh14z\"\u003eTested\u003c\/span\u003e\u003cspan class=\"emoji x1rg5ohu x16dsc37 x19la9d6 x1fc57z9 x6ikm8r x10wlt62 x19co3pv x11tp94h xw4jnvo x1qx5ct2 xfibh0p xiy17q3 x1xsqp64 x1lkfr7t xexx8yu xyri2b x18d9i69 x1c1uobl\"\u003e\u003cspan class=\"xy9tlov x1bhl96m\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h5\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"We Sell Stocks","offers":[{"title":"Default Title","offer_id":59750897647902,"sku":"Cabin: A-29","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0807\/7230\/1086\/files\/1_4f532279-d49c-4e1e-aac9-cc7f5958df30.png?v=1786195106","url":"https:\/\/wesellstocks.co\/products\/siemens-sirius-3ug4512-2br20-phase-monitoring-relay-160-690v","provider":"We Sell Stocks","version":"1.0","type":"link"}