{"product_id":"abb-sd831-3bsc610064r1-power-supply-unit-s800-i-o-series-24v-3a-module","title":"ABB SD831 3BSC610064R1 Power Supply Unit | S800 I\/O Series 24V 3A Module","description":"\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIndustrial control architectures demand robust power distribution that withstands transient harmonics and grid fluctuations without tripping protective breakers. The \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eSD831\u003c\/strong\u003e (\u003cstrong\u003e3BSC610064R1\u003c\/strong\u003e) switch-mode power supply solves this by incorporating an efficient soft-start mechanism and wide AC\/DC input tolerances. Based on field observations in high-density DCS cabinets, pairing this unit with diode voting modules like \u003cstrong\u003eSS823\u003c\/strong\u003e or \u003cstrong\u003eSS832\u003c\/strong\u003e establishes a dependable redundant architecture that eliminates single points of failure in continuous process control loops.\u003c\/p\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eSD831\u003c\/strong\u003e (\u003cstrong\u003e3BSC610064R1\u003c\/strong\u003e) is a high-performance switch-mode power supply unit engineered for industrial automation environments. Part of the \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eS800 I\/O\u003c\/strong\u003e series, this module converts variable mains voltage into a stable, regulated 24 V DC output suitable for sensitive control electronics. It complies with strict international safety directives and provides reliable power management for both non-redundant and redundant configurations.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cstrong\u003eABB\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries \/ Model:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/s800-i-o\"\u003e\u003cstrong\u003eS800 I\/O\u003c\/strong\u003e\u003c\/a\u003e \/ \u003cstrong\u003eSD831\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number \/ Article ID:\u003c\/strong\u003e \u003cstrong\u003e3BSC610064R1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output Voltage:\u003c\/strong\u003e 24 V d.c.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output Current:\u003c\/strong\u003e 3 A (Maximum output current: 3.3 A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output Power:\u003c\/strong\u003e 72 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Input Voltage:\u003c\/strong\u003e 100-240 V a.c. \/ 110-300 V d.c.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMains Voltage Variation Allowed:\u003c\/strong\u003e 100-240 V a.c. (±10%), 110-300 V d.c. (-20% \/ +25%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMains Frequency:\u003c\/strong\u003e 50-60 Hz (±6%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e Up to 88% \/ 89.8%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Peak Inrush Current:\u003c\/strong\u003e \u0026lt;28 \/ \u0026lt;54 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Factor:\u003c\/strong\u003e 0.61 \/ 0.56 at rated output power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage Regulation:\u003c\/strong\u003e \u0026lt; 50 mV (at max current)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRipple (Peak to Peak):\u003c\/strong\u003e \u0026lt; 50 mV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Voltage Holdup Time:\u003c\/strong\u003e 29 \/ 120 ms at mains blackout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 10 \/ 8 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver-Voltage Protection (OVP):\u003c\/strong\u003e \u0026lt; 39 V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Operating Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Simple DIN-rail mounting requiring no external mains filter due to built-in soft-start features.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Spacing:\u003c\/strong\u003e Width clearance of 15 mm (0.59\"); Height clearance of 40 mm (1.57\").\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Fuses:\u003c\/strong\u003e Primary recommended external fuse is 10-20 A; Secondary short-circuit protection is 4-8 A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Width 32 mm (1.26\"), Depth 102 mm (4.02\"), Height 124 mm (4.88\").\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 430 g (0.9 lbs.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Tolerance \u0026amp; Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Safety Standards:\u003c\/strong\u003e IEC 61131-2, UL 508, EN 50178\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP20 according to IEC 60529\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosive Atmosphere Resistance:\u003c\/strong\u003e ISA-S71.04 G2 compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePollution Degree:\u003c\/strong\u003e Degree 2, IEC 60664-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC Compliance:\u003c\/strong\u003e EN 61000-6-4 and EN 61000-6-2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvervoltage Category:\u003c\/strong\u003e Over-voltage Category III (IEC\/EN 60664-1)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment Class:\u003c\/strong\u003e Class 1 according to EN 50718 (when connected to Protective Earth, PE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Approvals:\u003c\/strong\u003e ABS, BV, DNV-GL, LR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Compliance:\u003c\/strong\u003e RoHS compliant (2011\/65\/EU) and WEEE compliant (2012\/19\/EU)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Ambient Temperature:\u003c\/strong\u003e 55 °C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Redundancy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Systems:\u003c\/strong\u003e Integrates natively within \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eS800 I\/O\u003c\/strong\u003e architectures and industrial control networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundancy Setup:\u003c\/strong\u003e For redundant applications, utilize the unit alongside \u003cstrong\u003eSS823\u003c\/strong\u003e or \u003cstrong\u003eSS832\u003c\/strong\u003e diode voting units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuit Application:\u003c\/strong\u003e Secondary output circuitry is fully accepted for SELV or PELV applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics, Warranty \u0026amp; Package Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 x \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eSD831\u003c\/strong\u003e Power Supply Unit, user technical sheet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality \u0026amp; Warranty:\u003c\/strong\u003e Backed by a comprehensive \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulfillment \u0026amp; Shipping:\u003c\/strong\u003e Express dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e utilizing trusted global carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Can the \u003cstrong\u003eSD831\u003c\/strong\u003e power supply be used in dual-redundant power configurations?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Yes, but redundant setups require connecting the units through compatible diode voting units such as the \u003cstrong\u003eSS823\u003c\/strong\u003e or \u003cstrong\u003eSS832\u003c\/strong\u003e to isolate power rails properly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Is an external mains filter required during installation?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e No external mains filter is needed. The unit features an integrated soft-start design that prevents power-on tripping of fuses or earth-fault circuit breakers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What should I check first if the module experiences sudden output voltage shutdown on site?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Verify that the ambient temperature remains below 55 °C and check whether secondary short-circuit limits (4-8 A) or internal over-voltage protection (\u0026lt;39 V) have engaged due to transient load spikes.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45370323042486,"sku":"SD831","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/SD831.jpg?v=1787196898","url":"https:\/\/www.plcsparehub.com\/products\/abb-sd831-3bsc610064r1-power-supply-unit-s800-i-o-series-24v-3a-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}