{"product_id":"abb-dssr-122-rack-power-supply-dssr1229k-4899-0001-nk","title":"ABB DSSR 122 Rack Power Supply | DSSR1229K 4899 0001-NK","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOverview: Engineered for Unwavering Power Integrity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe ABB DSSR 122 rack power supply stands as a cornerstone of reliability for demanding industrial control systems. We engineered this unit to deliver absolutely clean and stable 5V DC power, which is the lifeblood for sensitive automation electronics. Its robust Swedish design ensures continuous operation even in electrically noisy and harsh plant floor environments. Consequently, you can trust it to protect your critical PLCs, controllers, and I\/O modules from damaging voltage irregularities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFunctional Highlights: Beyond Simple Power Conversion\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis unit provides far more than basic voltage conversion; it offers integrated protection for your entire subsystem. The wide 18-30V DC input range gracefully handles common voltage drops and fluctuations in industrial DC bus systems. Furthermore, its advanced circuitry actively guards against overloads, short circuits, and overheating, safeguarding both the supply itself and your valuable connected equipment. In addition, the highly efficient power conversion minimizes wasted energy and reduces thermal stress, which directly contributes to its exceptional long-term reliability and lower total cost of ownership.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eHere are the key technical parameters for the DSSR 122 (DSSR1229K 4899 0001-NK):\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ABB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e DSSR 122 \/ DSSR1229K\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOrdering Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4899 0001-NK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eModule Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Rack-Mount Power Supply\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eInput Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 18 - 30 V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOutput Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5 V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOutput Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 40 A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTotal Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 280 W\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eDimensions (H x W x D):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 90 x 265 x 138 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOrigin:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Sweden\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Brand New, Original ABB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTypical Applications \u0026amp; System Integration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis power supply is ideally suited for integration into distributed control systems (DCS), programmable logic controller (PLC) racks, and other automation panels. For instance, it is commonly deployed to power processor modules, communication adapters, and sensor arrays where voltage precision is non-negotiable. Moreover, its compact form factor allows for straightforward installation in standard equipment racks alongside other ABB or third-party components. Therefore, it serves as a perfect, drop-in replacement or upgrade for existing installations requiring proven performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the primary use of the ABB DSSR 122 power supply?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis unit is designed to provide a highly stable and protected 5V DC power rail within industrial control cabinets, primarily for powering sensitive digital electronics like CPU modules, communication cards, and remote I\/O.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCan this power supply handle unstable input voltage?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYes, absolutely. Its wide input range of 18-30V DC is specifically engineered to tolerate common fluctuations found in 24V DC industrial bus systems, ensuring a steady output even when the input voltage sags.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eIs this model still active and supported by ABB?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYes, according to the provided data, the DSSR 122 (4899 0001-NK) is listed as an active product, meaning it is not discontinued and should be eligible for technical support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat protections does this power supply include?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe unit incorporates comprehensive protection against overload conditions, output short circuits, and excessive operating temperature, which collectively prevent failure and protect downstream equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eDo you offer technical documentation for this specific model?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYes, we can provide the relevant ABB datasheet and product manuals for the DSSR1229K 4899 0001-NK to assist with installation and integration planning.\u003c\/span\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53263002173750,"sku":"0001-NK","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/2094\/8534\/files\/abb-dssr-122-dssr1229k-4899-0001-nk-rack-power-supply-gifmqm0e1qx.jpg?v=1762918528","url":"https:\/\/www.motrolixtech.com\/products\/abb-dssr-122-rack-power-supply-dssr1229k-4899-0001-nk","provider":"Motrolix","version":"1.0","type":"link"}