{"product_id":"siemens-3rv2021-4aa25-thermal-magnetic-motor-protection-circuit-breaker-7-5-kw-10-hp-size-s0-3rv20214aa25","title":"Siemens 3RV2021-4AA25 Thermal-Magnetic Motor Protection Circuit Breaker 7.5 kW 10 HP (Size S0) 3RV20214AA25","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eSiemens 3RV2021-4AA25 is a thermal-magnetic motor protection circuit breaker from the SIRIUS 3RV20 series designed for motor protection and manual motor starter applications. It is a 3-pole device with an adjustable thermal trip of 10 A–16 A, size S0, and DIN rail mounting with spring connections. The unit includes 1 NO + 1 NC auxiliary contacts, an ON\/OFF rotary knob with lockout, and short-circuit breaking capacities and Icu\/Ics ratings that vary by voltage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3-pole thermal-magnetic trip unit, adjustable 10 A–16 A; rated power data includes 4 kW (230 V), 7.5 kW (400\/500 V), 11 kW (690 V); 10 HP (460 V)\u003c\/li\u003e\n  \u003cli\u003eFront-mounted auxiliary contacts 1 NO + 1 NC, ON\/OFF rotary knob with handle lockout, DIN rail mount (45 mm) with spring connections\u003c\/li\u003e\n  \u003cli\u003eShort-circuit breaking capacity up to 65 kA (depending on rating); ultimate Icu up to 100 kA (240 Vac) and service Ics values by voltage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eThermal-magnetic 3-pole motor protection breaker, size S0, adjustable 10–16 A, DIN-rail mount, 1 NO + 1 NC auxiliary contacts\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SIEMENS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 3RV2021-4AA25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 3RV2021-4AA25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEquivalent Part Number\u003c\/strong\u003e: 3RV20214AA25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: SIRIUS (3RV20 series)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Motor protection circuit breaker (MPCB) \/ manual motor starter protector\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: S0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-pole (3P3d)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrip Unit Type\u003c\/strong\u003e: Thermal-magnetic (adjustable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Current\u003c\/strong\u003e: 10 A - 16 A (adjustable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Active Power (kW)\u003c\/strong\u003e: 4 kW (230 Vac); 7.5 kW (400 Vac); 7.5 kW (500 Vac); 11 kW (690 Vac)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Power (HP)\u003c\/strong\u003e: 1.5 HP (115 Vac, single-phase); 3 HP (230 Vac, single-phase); 5 HP (200\/230 Vac, 3-phase); 10 HP (460 Vac, 3-phase)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 690 V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Impulse Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Spring connections\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN rail mounting (45 mm width)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Mode\u003c\/strong\u003e: ON\/OFF rotary knob\/handle with lockout\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuxiliary Contacts\u003c\/strong\u003e: 1 NO + 1 NC (front-mounted \/ transverse)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort-Circuit Breaking Rating\u003c\/strong\u003e: 65 kA (depending on rating and standard\/test condition)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltimate Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: Values vary by voltage (e.g., up to 100 kA at 240 Vac; lower at higher voltages)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Short-Circuit Current Breaking Capacity (Ics)\u003c\/strong\u003e: Values vary by voltage (lower than Icu; specified per voltage)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection Functions\u003c\/strong\u003e: Thermal overload Class 10; short-circuit protection; 3-phase overload with phase loss sensitivity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection Settings\u003c\/strong\u003e: Thermal protection adjustable 10 A–16 A; short circuit trip fixed at approx. 13× maximum FLA setting (per manufacturer datasheet)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (H x W x D)\u003c\/strong\u003e: 106 mm x 45 mm x 91 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectrical Durability (with load)\u003c\/strong\u003e: 100,000 operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMechanical Durability (no load)\u003c\/strong\u003e: 100,000 operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.00 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards and Approvals\u003c\/strong\u003e: IEC 60947-1; EN 60947-1; IEC 60947-2; EN 60947-2; IEC 60947-4-1; EN 60947-4-1; UL 508; UL 60947-4-1; CSA C22.2 No.14; CSA C22.2 No. 60947-4-1; UL 489; CSA C22.2 No. 5; IEC 60068-2-27; IEC 60529; EN 50274; ATEX; IEC 81346-2; SN 31920; IEC 61508\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApprovals\u003c\/strong\u003e: ATEX, CCC, CSA, EAC, UL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS Status\u003c\/strong\u003e: RoHS3 compliant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEAN\u003c\/strong\u003e: 4011209841253\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 662643924305\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Product Status\u003c\/strong\u003e: Commercialized\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLocation of Origin\u003c\/strong\u003e: Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":51620031103282,"sku":"3RV2021-4AA25","price":326.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/91a60ff17e76a457f8e26dbe77e478af.jpg?v=1787339325","url":"https:\/\/voomisupply.com\/products\/siemens-3rv2021-4aa25-thermal-magnetic-motor-protection-circuit-breaker-7-5-kw-10-hp-size-s0-3rv20214aa25","provider":"Voomi Supply","version":"1.0","type":"link"}