{"product_id":"abb-ref615-control-relay","title":"ABB REF615 Control Relay","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"text-block-with-attachment\"\u003e\u003cspan class=\"attachment-container search-images\"\u003e\u003c\/span\u003e\u003cspan\u003eThe ABB REF615 is a dedicated, high-capability feeder protection relay from the globally proven Relion 615 hardware family. Engineered for advanced protection, precise measurement, and continuous supervision of utility substations and demanding industrial power networks, this intelligent electronic device (IED) delivers exceptional grid stability. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Line Family\u003c\/strong\u003e: Relion 615 Series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Hardware Number\u003c\/strong\u003e: REF615\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Scope Functions\u003c\/strong\u003e: Dedicated Overcurrent Protection, Multi-channel Measurement, and System Supervision\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEarth-Fault Protection Variants\u003c\/strong\u003e: Configurable with directional or nondirectional earth-fault detection logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBay Control Provisions\u003c\/strong\u003e: Built-in control for one circuit breaker with dedicated front-panel push-buttons for manual opening and closing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated System Frequency\u003c\/strong\u003e: 50\/60 Hz nominal with an operational window of plus or minus 5 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eControl Input Power Tolerances\u003c\/strong\u003e: Rated voltage range of 24 to 250 V DC (Operating window of plus or minus 20 percent of rated value)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBinary Input Current Drain\u003c\/strong\u003e: Low-draw threshold between 2 to 18 mA per channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInternal Power Consumption\u003c\/strong\u003e: Highly efficient resting power draw of less than 0.9 W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBinary Input Threshold Voltage Range\u003c\/strong\u003e: Hardware configurable between 18 to 176 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Relay Contact Rated Voltage\u003c\/strong\u003e: 250 V AC\/DC maximum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eContinuous Output Current Carry\u003c\/strong\u003e: 5 A continuous loading capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShort-Term Output Current Make and Carry\u003c\/strong\u003e: Handles 8 A for up to 3.0 seconds, and up to 10 A for 0.5 seconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Contact Breaking Capacity\u003c\/strong\u003e: Supports 1 A \/ 0.25 A \/ 0.15 A depending on voltage configurations when control-circuit inductive time constant L\/R is less than 40 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMinimum Operational Contact Load\u003c\/strong\u003e: 100 mA minimum required signal at 24 V AC\/DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Profile Dimensions (Width)\u003c\/strong\u003e: Front outer frame is 177 mm, internal case insert is 164 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Profile Dimensions (Height)\u003c\/strong\u003e: Front outer frame is 177 mm (4U rack standard), internal case insert is 160 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Profile Dimensions (Depth)\u003c\/strong\u003e: Main chassis case depth is 155 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Product Hardware Weight\u003c\/strong\u003e: Fully assembled relay is 3.5 kg, plug-in internal spare unit is 1.8 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTotal Gross Shipping Logistics Weight\u003c\/strong\u003e: 6.0 kg (13.23 lbs) including robust, shock-insulated factory boxing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndustrial Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe ABB REF615 is installed within medium-voltage switchgear cubicles inside electric utility substations, renewable energy generation farms, massive chemical plants, and heavy manufacturing infrastructures. It functions as the primary line of defense for outbound radial, looped, or meshed overhead and underground distribution feeders. By continuously monitoring real-time voltage and current waveforms at 50\/60 Hz, the REF615 can immediately isolate system overloads, short-circuits, phase-displacements, and dangerous earth faults. This minimizes structural grid damage and shields downstream equipment from catastrophic electrical stress.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47400886927550,"sku":"REF615","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-08_11-33-39_dd7eebfc-40c3-452e-88e0-cc91a6081ecf.png?v=1779262590","url":"https:\/\/www.autooiltech.com\/products\/abb-ref615-control-relay","provider":"AutoOilTech Limited","version":"1.0","type":"link"}