{"product_id":"vlt2840pt4b20sbr0dbf00a00c1-danfoss-vlt-2800-variable-speed-drive","title":"VLT2840PT4B20SBR0DBF00A00C1 Danfoss VLT 2800 Variable Speed Drive","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e178B8583 (VLT2840PT4B20SBR0DBF00A00C1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a versatile and compact frequency converter from the legacy Danfoss VLT 2800 series. Rated for 4.0 kW (5.5 HP) at 380-480V, this drive was specifically engineered to provide high-performance motor control in space-constrained industrial environments. Known for its side-by-side mounting capability and integrated cooling fans, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e178B8583\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehas been a cornerstone in automated production lines, packaging machinery, and material handling systems. Although this specific model has reached the end of its production lifecycle, it remains a critical component for maintaining existing infrastructure. Note that for new installations or complete system overhauls, Danfoss recommends the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e134U3013\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(VLT Midi Drive FC 280) as the official high-performance replacement.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe VLT 2840 architecture focuses on maximizing torque and precision while maintaining a small physical footprint.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Capability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned for 4.0 kW three-phase motor loads, delivering robust speed control for a wide variety of asynchronous motors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMains Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports a broad input window of 380-480V (+\/- 10 percent) at 50\/60Hz, making it adaptable to global power grids and varying industrial supply conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnclosure Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures an IP20 rated chassis (B20), intended for installation within protected electrical control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDynamic Braking:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncludes an integrated brake chopper, allowing for precise control during rapid deceleration and high-inertia stops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLegacy Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt with the classic VLT user interface, allowing for rapid parameter cloning and consistent performance in environments with significant electrical noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e178B8583\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDanfoss\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Code\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVLT2840PT4B20SBR0DBF00A00C1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.0 kW \/ 5.5 HP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMains Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e380 - 480 VAC (3-Phase)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eReplacement Model\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e134U3013 (FC 280)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrake Chopper\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10 to 45 deg C (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.45 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 178B8583 still available for new projects?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, production for this specific model has been stopped. It is primarily available as refurbished stock or for emergency replacement. For all new engineering projects, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e134U3013 (FC-280P4K0T4E20H2BXCXXXSXXXXAX)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eshould be used, as it offers modern communication protocols and higher energy efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the primary differences between this legacy drive and the FC 280 replacement?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the power ratings are identical, the FC 280 replacement features an upgraded processor, improved thermal management, and enhanced functional safety (STO). The physical dimensions may vary slightly, so verify mounting hole patterns before replacing a 178B8583 in an existing panel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this drive require a separate RFI filter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe VLT 2800 series was available in various configurations. This specific model should be checked against the model code for integrated filter options; however, in high-precision environments, external RFI filters are often recommended to ensure compliance with modern EMC standards.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling Requirements:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe VLT 2840 generates heat during full-load operation. Even though the VLT 2800 series supports side-by-side mounting, ensure that the cabinet's internal air temperature does not exceed 45 deg C. Maintain clear vertical pathways for the bottom-to-top airflow generated by the internal cooling fan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrake Resistor Sizing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFor applications involving vertical loads or high-inertia flywheels, an external brake resistor must be connected to the R+ and R- terminals. Failure to install a correctly sized resistor when the brake chopper is active can result in DC-link overvoltage trips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReplacement Strategy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen migrating from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e178B8583\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e134U3013 (FC 280)\u003c\/strong\u003e, do not attempt to directly copy parameter numbers, as the menu structures differ. Use the Danfoss conversion guide to map old parameters to the new VLT Midi Drive settings to ensure identical motor performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Danfoss","offers":[{"title":"Default Title","offer_id":53102415413611,"sku":"178B8583","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/178b8583-ehi4nojlp0h.png?v=1776137078","url":"https:\/\/www.plcprotech.com\/products\/vlt2840pt4b20sbr0dbf00a00c1-danfoss-vlt-2800-variable-speed-drive","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}