{"product_id":"3ru2126-4db0-siemens-20-25a-thermal-overload-relay-size-s0-contactor-mounting-class-10","title":"3RU2126-4DB0 - Siemens 20-25A Thermal Overload Relay Size S0 Contactor Mounting Class 10","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e3RU2126-4DB0\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003e3RU2126-4DB0\u003c\/b\u003e is a Siemens thermal overload relay designed for motor protection with an adjustable current range of 20 to 25 amps.\u003cp\u003eThis IEC and UL rated overload relay features Class 10 tripping, providing reliable protection against overload, phase asymmetry, and phase failure. It mounts directly to Siemens 3RT2 size 0 contactors and uses screw terminals for both main and auxiliary circuits. The relay supports manual or automatic reset and includes phase loss sensitivity. It is suitable for three-pole motor circuits up to 690V and is designed for normal motor start-up conditions with a tripping time of 10 seconds or less.\u003c\/p\u003e\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eAmperage Range: 20 to 25 Amps\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 690V\u003c\/li\u003e\n\u003cli\u003eNumber of Poles: 3\u003c\/li\u003e\n\u003cli\u003eMounting Type: Contactor Mounting (for 3RT2026, 3RT2027, 3RT2028 contactors)\u003c\/li\u003e\n\u003cli\u003eTrip Class: 10 (trips within 10 seconds or less)\u003c\/li\u003e\n\u003cli\u003eReset Type: Manual or Automatic\u003c\/li\u003e\n\u003cli\u003eConnection Type: Screw Terminals\u003c\/li\u003e\n\u003cli\u003eSize\/Frame: S0\u003c\/li\u003e\n\u003cli\u003ePhase Loss Protection: Yes\u003c\/li\u003e\n\u003cli\u003eIP Rating: IP20\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\u003cp\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time.\u003c\/p\u003e \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: 3RU2126-4DB0\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Siemens\u003c\/li\u003e\n\u003cli\u003eBrand : Siemens\u003c\/li\u003e\n\u003cli\u003eCategory : Motor Control\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Overload Relay\u003c\/li\u003e\n\u003cli\u003eRelay Style : Thermal\u003c\/li\u003e\n\u003cli\u003eAmperage Maximum : 20\u003c\/li\u003e\n\u003cli\u003eAmperage Minimum : 14\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUPC : 66264391932\u003c\/li\u003e\n\u003cli\u003eGTIN : 00662643919325\u003c\/li\u003e\n\u003cli\u003eWeight : 0.15 \u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Siemens","offers":[{"title":"New","offer_id":42999383392415,"sku":"3RU2126-4DB0-New","price":173.03,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":44539532476575,"sku":"3RU2126-4DB0-ReCert","price":107.74,"currency_code":"USD","in_stock":true}],"url":"https:\/\/essentialparts.com\/products\/3ru2126-4db0-siemens-20-25a-thermal-overload-relay-size-s0-contactor-mounting-class-10","provider":"Essential Electric Supply","version":"1.0","type":"link"}