{"product_id":"ss823-abb-ac-800m-power-voter-overvoltage-protection-safety-module","title":"SS823 ABB AC 800M Power Voter \u0026 Overvoltage Protection Safety Module","description":"\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn safety-critical distributed control architectures, maintaining absolute rail separation and fault isolation is vital to preventing catastrophic cascading shutdowns. The \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eSS823\u003c\/strong\u003e (\u003cstrong\u003e3BSE038226R1\u003c\/strong\u003e) redundant voting and overvoltage protection module bridges dual 24V power sources while executing real-time line supervision. Field engineering data shows that pairing this SIL3-certified unit with the \u003cstrong\u003eAC 800M High Integrity\u003c\/strong\u003e controller and \u003cstrong\u003eS880 High Integrity I\/O\u003c\/strong\u003e lines successfully isolates open\/short-circuit faults, providing voltage-free OK contacts that verify redundant rail health instantly under heavy industrial loads.\u003c\/p\u003e\n\u003ch3\u003eProduct Overview \u0026amp; Architecture\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eSS823\u003c\/strong\u003e (\u003cstrong\u003e3BSE038226R1\u003c\/strong\u003e) is an advanced voting and overvoltage protection control unit engineered explicitly for high-reliability redundant power networks. Operating as a core bridge within the \u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/s800-i-o\"\u003e\u003cstrong\u003eS800 I\/O\u003c\/strong\u003e\u003c\/a\u003e ecosystem, it multiplexes outputs from two separate power supply units, supervises supply voltages, and delivers diagnostic trip signals directly to automated power consumers.\u003c\/p\u003e\n\u003ch3\u003eCore Technical Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Series:\u003c\/strong\u003e \u003cstrong\u003eABB\u003c\/strong\u003e \/ \u003cstrong\u003eS800 High Integrity\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Type:\u003c\/strong\u003e \u003cstrong\u003eSS823\u003c\/strong\u003e \/ Voter and Overvoltage Protection Unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number \/ Article ID:\u003c\/strong\u003e \u003cstrong\u003e3BSE038226R1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Input Voltage:\u003c\/strong\u003e 1 x 24 V d.c.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Output Current:\u003c\/strong\u003e 20 A (Maximum overload current: 35 A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Input Power:\u003c\/strong\u003e 500 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage Regulation:\u003c\/strong\u003e 1.2 V lower than input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 24 W at 20 A, 6 W at 5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Over-Voltage Protection (OVP):\u003c\/strong\u003e \u0026lt; 30 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMains Frequency Tolerance:\u003c\/strong\u003e 60 V d.c.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic \u0026amp; Fault Detection Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual Status Monitoring:\u003c\/strong\u003e Front-panel green LEDs provide immediate optical confirmation of healthy output voltage delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault Isolation Circuitry:\u003c\/strong\u003e Detects both open and short circuits directly within the voting element architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Signaling:\u003c\/strong\u003e Integrated voltage-free contact closes the path to the matching \"OK connector\" concurrently with green LED illumination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Overvoltage Shielding:\u003c\/strong\u003e Features advanced double overvoltage protection circuits across both input channels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Specifications \u0026amp; Environmental Tolerances\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Width 116 mm (4.6\"), Depth 145 mm (5.8\") with connector, Height 132 mm (5.3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 870 g (1.9 lbs.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Spacing:\u003c\/strong\u003e Width clearance 15 mm (0.59\"); Height clearance 30 mm (1.2\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e DIN-rail mounting (Class I equipment when connected to Protective Earth PE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20 according to IEC 60529\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosive Atmosphere Rating:\u003c\/strong\u003e ISA-S71.04 G3 compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Maximum ambient temperature up to 55 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePollution \u0026amp; EMC Ratings:\u003c\/strong\u003e Pollution Degree 2 (IEC 60664-1); EMC compliant with EN 61000-6-4 and EN 61000-6-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Compatibility \u0026amp; Typical Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Hardware Controllers:\u003c\/strong\u003e Designed natively for \u003cstrong\u003eAC 800M High Integrity\u003c\/strong\u003e controllers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible I\/O Platforms:\u003c\/strong\u003e Seamlessly feeds the \u003cstrong\u003eS880 High Integrity I\/O\u003c\/strong\u003e system, including critical field power distribution loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Integrity Level:\u003c\/strong\u003e Certified for SIL3 applications according to IEC 61508.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Classifications:\u003c\/strong\u003e ATEX Zone 2 certified; marine certified by ABS, BV, DNV-GL, and LR.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFulfillment, Shipping \u0026amp; Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Logistics:\u003c\/strong\u003e Rapid dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Partners:\u003c\/strong\u003e Shipped securely via trusted courier channels including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Protected by a full \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing flaws and structural defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What specific controllers are required to utilize the \u003cstrong\u003eSS823\u003c\/strong\u003e unit effectively?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e This voting unit is explicitly built for high-integrity architectures, making it the ideal companion for the \u003cstrong\u003eAC 800M High Integrity\u003c\/strong\u003e controller and corresponding \u003cstrong\u003eS880 High Integrity I\/O\u003c\/strong\u003e subsystems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e How does the module handle hazardous environmental corrosion risks on site?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e The unit achieves stringent ISA-S71.04 G3 corrosive atmosphere compliance, allowing safe deployment in harsh chemical or offshore environments without premature circuit degradation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What troubleshooting steps should I take if the front-panel green LED fails to illuminate?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Verify that both feeding power supplies are active, check input voltage levels against the 24V nominal threshold, and inspect the double overvoltage protection circuitry for input-side trips.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Can this voter be integrated safely into standard non-safety control panels?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e While technically possible, deploying a SIL3-certified and G3-compliant unit like this is best reserved for safety-instrumented systems (SIS) or high-availability loops requiring redundant fault isolation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What considerations should guide my selection between standard voters and the \u003cstrong\u003eSS823\u003c\/strong\u003e?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Choose this model when your architecture demands SIL3 loop safety, double input overvoltage protection, and direct short\/open circuit diagnostic feedback for mission-critical processes.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45370329825462,"sku":"SS823","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/SS8232.jpg?v=1787198311","url":"https:\/\/www.plcsparehub.com\/products\/ss823-abb-ac-800m-power-voter-overvoltage-protection-safety-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}