{"product_id":"do820-8-channel-3a-relay-module-by-abb-250v","title":"DO820 8-Channel 3A Relay Module by ABB | 250V","description":"\u003ch2\u003eABB DO820 8-Channel 230V Relay Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #2e8b57;\"\u003eABB\u003c\/strong\u003e \u003cstrong style=\"color: #2e8b57;\"\u003eDO820\u003c\/strong\u003e module provides eight relay outputs for S800 I\/O systems. It handles high-power loads with 3A switching capability. This robust module features individually isolated relay contacts for maximum flexibility.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003eEight relay outputs\u003c\/span\u003e with Normally Open (NO) contacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003eIndividual channel isolation\u003c\/span\u003e for each relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e3A maximum continuous current\u003c\/span\u003e per channel\u003c\/li\u003e\n\u003cli\u003eOutput Status Protection (OSP) functionality\u003c\/li\u003e\n\u003cli\u003eRelay supply voltage supervision\u003c\/li\u003e\n\u003cli\u003eWide voltage range: 5-250V AC\/DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003eABB\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003eDO820\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 3BSE008514R1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003eRelay (Normally Open)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003e5-250V AC\/DC maximum\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Current:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003e3A per channel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e Individual channel-to-channel isolation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage:\u003c\/strong\u003e 250V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Cable Length:\u003c\/strong\u003e \u003cspan style=\"color: #2e8b57;\"\u003e600 meters\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 2.9 Watts typical\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRelay Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e8b57;\"\u003eNormally Open (NO) contacts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e3A switching capacity AC\/DC\u003c\/li\u003e\n\u003cli\u003e250V maximum contact voltage\u003c\/li\u003e\n\u003cli\u003eIndividual relay drivers\u003c\/li\u003e\n\u003cli\u003eOptical isolation barriers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePower Requirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e+5V Modulebus:\u003c\/span\u003e 60 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e+24V Modulebus:\u003c\/span\u003e 140 mA\u003c\/li\u003e\n\u003cli\u003eRelay power from ModuleBus distribution\u003c\/li\u003e\n\u003cli\u003eConfigurable voltage supervision\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostics \u0026amp; Monitoring\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFront panel status LEDs (Fault, Run, Warning, OSP)\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e8b57;\"\u003eEight channel status indicators\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eRelay power converter monitoring\u003c\/li\u003e\n\u003cli\u003eModule Error and Warning indications\u003c\/li\u003e\n\u003cli\u003eEvent recording accuracy: -0\/+1.3 ms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProtection Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e8b57;\"\u003eOutput Status Protection (OSP)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eRelay supply voltage supervision\u003c\/li\u003e\n\u003cli\u003eConfigurable error response\u003c\/li\u003e\n\u003cli\u003eEMC protection components\u003c\/li\u003e\n\u003cli\u003eDielectric strength: 2000V AC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Wiring\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with S800 I\/O systems\u003c\/li\u003e\n\u003cli\u003eStandard S800 mechanical dimensions\u003c\/li\u003e\n\u003cli\u003eSupports 0.05-2.5 mm² wire sizes\u003c\/li\u003e\n\u003cli\u003eDetachable connector system\u003c\/li\u003e\n\u003cli\u003eEasy integration with ABB MTUs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e8b57;\"\u003eOperating Temperature: 0 to +55°C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eStorage Temperature: -40 to +70°C\u003c\/li\u003e\n\u003cli\u003eProtection Class: IP20\u003c\/li\u003e\n\u003cli\u003eRelative Humidity: 5 to 95% non-condensing\u003c\/li\u003e\n\u003cli\u003eMarine certifications: ABS, BV, DNV, LR\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 45 mm (1.77”)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 102 mm (4.01”)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 119 mm (4.7”)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.23 kg (0.5 lbs.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for S800 I\/O platform\u003c\/li\u003e\n\u003cli\u003eWorks with TU811, TU813, TU831 series\u003c\/li\u003e\n\u003cli\u003eCompatible with TU836, TU837, TU851\u003c\/li\u003e\n\u003cli\u003eKeying code: AD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSecure industrial packaging\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e8b57;\"\u003eWorldwide shipping via FedEx, UPS, DHL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eComplete documentation included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat type of relay contacts does the DO820 use?\u003c\/h4\u003e\n\u003cp\u003eThe module features \u003cspan style=\"color: #2e8b57;\"\u003eNormally Open (NO) relay contacts\u003c\/span\u003e on all eight channels.\u003c\/p\u003e\n\u003ch4\u003eWhat is the maximum switching capacity?\u003c\/h4\u003e\n\u003cp\u003eEach relay can handle \u003cspan style=\"color: #2e8b57;\"\u003e3A at 250V AC\/DC\u003c\/span\u003e maximum.\u003c\/p\u003e\n\u003ch4\u003eHow is channel isolation configured?\u003c\/h4\u003e\n\u003cp\u003eAll eight channels feature \u003cspan style=\"color: #2e8b57;\"\u003eindividual isolation between channels\u003c\/span\u003e and common.\u003c\/p\u003e\n\u003ch4\u003eWhat power supervision features are included?\u003c\/h4\u003e\n\u003cp\u003eThe module monitors \u003cspan style=\"color: #2e8b57;\"\u003e24V relay supply voltage\u003c\/span\u003e with configurable supervision.\u003c\/p\u003e\n\u003ch4\u003eWhich MTU models are compatible?\u003c\/h4\u003e\n\u003cp\u003eIt works with \u003cspan style=\"color: #2e8b57;\"\u003eTU811, TU813, TU831, TU836, TU837, and TU851\u003c\/span\u003e series.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eCopyright © 2025 AutoNex Controls Limited. All rights reserved.\u003c\/p\u003e\n\u003cp\u003eReference Source: \u003ca href=\"https:\/\/www.autonexcontrol.com\/\"\u003ewww.autonexcontrol.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eContact our sales team for pricing and technical support: Email: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e Phone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e (WhatsApp available)\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45296155164833,"sku":"DO820","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/DO820.jpg?v=1761900184","url":"https:\/\/www.autonexcontrol.com\/th\/products\/do820-8-channel-3a-relay-module-by-abb-250v","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}