{"product_id":"delta-drr-40n","title":"Delta DRR-40N Power Supply","description":"\u003cstyle\u003e.shly-pdp{--ink:#1c2024;--muted:#5b6570;--line:#dfe3e8;--bg:#fff;--soft:#f6f7f9;--accent:#C8102E;max-width:1000px;margin:0 auto;padding:4px 0 32px;color:var(--ink);font-family:-apple-system,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.62;font-size:15.5px;-webkit-text-size-adjust:100%;}\n.shly-pdp *{box-sizing:border-box;}\n.shly-pdp h3{font-size:17px;font-weight:700;margin:34px 0 12px;padding:0 0 8px;border-bottom:1px solid var(--line);letter-spacing:.2px;}\n.shly-pdp p{margin:0 0 12px;}\n.shly-pdp .shly-eyebrow{font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 8px;}\n.shly-pdp .shly-lead{font-size:16.5px;line-height:1.68;color:#2b3138;margin:0 0 4px;}\n.shly-pdp .shly-lead b{font-weight:700;}\n.shly-pdp .shly-facts{list-style:none;margin:14px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;}\n.shly-pdp .shly-facts li{background:var(--soft);padding:12px 14px;font-size:13.5px;line-height:1.45;}\n.shly-pdp .shly-facts span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.9px;color:var(--muted);margin-bottom:4px;}\n.shly-pdp .shly-facts strong{font-weight:700;font-size:14.5px;}\n.shly-pdp table{width:100%;border-collapse:collapse;margin:6px 0 10px;font-size:14.5px;table-layout:fixed;}\n.shly-pdp th,.shly-pdp td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line);word-break:break-word;}\n.shly-pdp th{width:38%;font-weight:600;color:#333a41;background:#fafbfc;}\n.shly-pdp tr.shly-group td{background:#eef1f4;font-size:11.5px;letter-spacing:1.3px;text-transform:uppercase;font-weight:700;color:#48525c;padding:7px 12px;}\n.shly-pdp .shly-note{font-size:13.5px;color:var(--muted);border-left:3px solid var(--line);padding:2px 0 2px 12px;margin:10px 0 0;}\n.shly-pdp ul.shly-list{margin:8px 0 0;padding:0 0 0 20px;}\n.shly-pdp ul.shly-list li{margin:0 0 8px;}\n.shly-pdp .shly-q{border-top:1px solid var(--line);padding:14px 0 2px;}\n.shly-pdp .shly-q:first-of-type{border-top:none;}\n.shly-pdp .shly-q p{margin:0 0 6px;}\n.shly-pdp .shly-q .shly-qq{font-weight:700;color:#1c2024;}\n.shly-pdp .shly-q .shly-qq em{font-style:normal;color:var(--accent);margin-right:6px;}\n@media (max-width:720px){\n.shly-pdp{font-size:15px;}\n.shly-pdp .shly-facts{grid-template-columns:repeat(2,1fr);}\n.shly-pdp th,.shly-pdp td{padding:8px 10px;font-size:14px;}\n.shly-pdp th{width:42%;}\n}\u003c\/style\u003e\u003cdiv class=\"shly-pdp\"\u003e\n\u003cp class=\"shly-eyebrow\"\u003eDelta · Delta switching power supply\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003eDRR-40N\u003c\/b\u003e is a Delta Power Supply. It is used in DIN-rail control cabinets, sensor and relay supplies, backplane bus power where the installed unit is matched to the original catalog number and a compact, documented part is required.\u003c\/p\u003e\n\u003cul class=\"shly-facts\"\u003e\n\u003cli\u003e\n\u003cspan\u003eEfficiency\u003c\/span\u003e\u003cstrong\u003e≥90%\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cspan\u003eEnclosure rating\u003c\/span\u003e\u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMounting\u003c\/span\u003e\u003cstrong\u003e35 mm DIN rail (IEC 60715)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003cth\u003eEfficiency\u003c\/th\u003e\n\u003ctd\u003e≥90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003e35 mm DIN rail (IEC 60715)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure rating\u003c\/th\u003e\n\u003ctd\u003eIP20 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironment and compliance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e0...+55 °C (IEC 60068-2-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eCE, UL, cULus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eProduct type and series follow the official Delta download-centre catalogue search for this model which lists DRR-40N under the Delta product line; the product type published for this catalog number is \"Power Supply\". Source: https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=DRR-40N. Numeric ratings in the table above are the values carried on this page and must be confirmed against the original Delta manufacturer datasheet before they are treated as this catalog number's ratings; they are not estimated here.\u003c\/p\u003e\n\u003ch3\u003eModel comparison in the same family\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"4\"\u003eDelta Delta switching power supply variants\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width:26%\"\u003eCatalog number\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eEfficiency\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eDRR-40N\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003e≥90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-drc-24v015w1rz-power-supply\"\u003eDRC-24V015W1RZ\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e≥90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-drc-24v060w1rz-power-supply\"\u003eDRC-24V060W1RZ\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e≥90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/delta-drc-24v100w1rz-power-supply\"\u003eDRC-24V100W1RZ\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e≥90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eBefore selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.\u003c\/p\u003e\n\u003ch3\u003eWhere it sits in the control system\u003c\/h3\u003e\n\u003cp\u003eThe DRR-40N is the power-supply element in a Delta control installation. It takes the incoming mains supply and provides the control supply that the mounted modules and the controller run on. Upstream protection and the supply conductor are sized to the input voltage range stated in the manufacturer documentation, not to a generic assumption.\u003c\/p\u003e\n\u003cp\u003eTypical installations place it in DIN-rail control cabinets, sensor and relay supplies, backplane bus power, where the unit is matched to the original catalog number and the enclosure provides 35 mm DIN rail (IEC 60715) support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.\u003c\/p\u003e\n\u003ch3\u003eSelection notes for Delta DRR-40N\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDelta DRR-40N\u003c\/strong\u003e — Industrial automation component supplied as a like-for-like replacement, selected by catalog number and published ratings. The figures below are taken from the specification table on this page for catalog number DRR-40N; confirm the installed unit's part number and revision so the replacement matches both electrically and mechanically.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature: \u003cstrong\u003e0...+55 °C (IEC 60068-2-1)\u003c\/strong\u003e — Verify it in the project documentation before confirming the order.\u003c\/li\u003e\n\n\u003cli\u003eEfficiency: \u003cstrong\u003e≥90%\u003c\/strong\u003e — Match it to the existing panel and upstream protection.\u003c\/li\u003e\n\u003cli\u003eEnclosure rating: \u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e — Record it with the other nameplate data when sourcing a replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor a discontinued unit, match function and electrical ratings rather than the label alone.\u003c\/p\u003e\n\n\u003ch3\u003eCommon questions about DRR-40N\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich official Delta document defines DRR-40N?\u003c\/p\u003e\n\u003cp\u003eThe official Delta download-centre catalogue search for this model lists DRR-40N under the Delta product line, and the product type published for this catalog number is \"Power Supply\". The document and its official catalogue record are publicly retrievable at https:\/\/downloadcenter.deltaww.com\/en-US\/DownloadCenter?q=DRR-40N. Use that document as the authority for ratings and installation conditions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich value is published under operating temperature for catalog number DRR-40N?\u003c\/p\u003e\n\u003cp\u003eFor DRR-40N, operating temperature is given as 0...+55 °C (IEC 60068-2-1). Confirm this figure against the unit currently in the panel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eBefore ordering DRR-40N, which mounting entry should be checked?\u003c\/p\u003e\n\u003cp\u003eThe mounting entry quoted above is 35 mm DIN rail (IEC 60715). Use the value as the reference when sourcing a current-production equivalent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhere can I find the efficiency data for DRR-40N?\u003c\/p\u003e\n\u003cp\u003eIt is listed in the specification table for Delta DRR-40N as ≥90%. Check the revision of the installed unit if the catalog number has been superseded.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhat should I include in an enquiry for DRR-40N?\u003c\/p\u003e\n\u003cp\u003eSend the full catalog number DRR-40N, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Delta DRR-40N.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eHow do I confirm compatibility of DRR-40N before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number DRR-40N and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\n\n\n\n\n\u003c\/div\u003e","brand":"Delta","offers":[{"title":"Default Title","offer_id":71124924072189,"sku":"DRR-40N","price":178.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/new_delta_stock_f0605c15-6ce7-459a-8680-7fc241f0b2ac.png?v=1786637295","url":"https:\/\/shly-plc.com\/products\/delta-drr-40n","provider":"SHLY-PLC","version":"1.0","type":"link"}