{"product_id":"pepperl-fuchs-k-lb-1-30g-surge-protection-barrier-for-sil-3-applications","title":"Pepperl+Fuchs K-LB-1.30G Surge Protection Barrier for SIL 3 Applications","description":"\u003cdiv style=\"font-family: Arial, sans-serif; line-height: 1.6; color: #333;\"\u003e\n  \n  \u003ch3 style=\"color: #2c3e50;\"\u003eProduct Overview\u003c\/h3\u003e\n  \u003cp\u003eThe \u003cstrong style=\"color: #c0392b;\"\u003ePepperl+Fuchs K-LB-1.30G\u003c\/strong\u003e surge protection barrier provides robust defense for sensitive field and control circuit inputs. This single-channel device diverts dangerous transients caused by lightning or switching operations directly to earth. It ensures continuous signal loop integrity during overvoltage events. The unit remains fully HART transparent for seamless system integration. Its compact design facilitates efficient mounting on standard 35 mm DIN rails.\u003c\/p\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eCore Technical Specifications\u003c\/h3\u003e\n  \u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e \u003cspan style=\"color: #2c3e50;\"\u003e\u003cstrong\u003ePepperl+Fuchs\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cspan style=\"color: #2c3e50;\"\u003e\u003cstrong\u003eK-LB-1.30G\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e K-System Surge Protection\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Integrity Level:\u003c\/strong\u003e SIL 3 (acc. to IEC\/EN 61508)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNominal Operating Voltage:\u003c\/strong\u003e 24 V DC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMax. Continuous Voltage:\u003c\/strong\u003e 30 V DC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e 250 mA\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeries Resistance:\u003c\/strong\u003e \u0026lt; 0.5 Ω per line\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSurge Discharge Capacity:\u003c\/strong\u003e 20 kA (8\/20 µs) total\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImpulse Rating:\u003c\/strong\u003e 10 kV\/5 kA (Category C2)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e Insertion loss ≤ 0.05 dB (0 to 4 kHz)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -30 °C to 80 °C\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e IP20 rated housing\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw terminals (up to 2.5 mm²)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eInstallation and Maintenance\u003c\/h3\u003e\n  \u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n    \u003cli\u003eInstall the \u003cstrong style=\"color: #c0392b;\"\u003eK-LB-1.30G\u003c\/strong\u003e indoors on a 35 mm DIN mounting rail.\u003c\/li\u003e\n    \u003cli\u003eEnsure the device shares a common potential with protected equipment.\u003c\/li\u003e\n    \u003cli\u003eUse high-quality ground connections for optimal surge diversion.\u003c\/li\u003e\n    \u003cli\u003eThe device features an auto-reset function for uninterruptable operation.\u003c\/li\u003e\n    \u003cli\u003eFront-side labeling space allows for clear identification in high-density cabinets.\u003c\/li\u003e\n    \u003cli\u003eMaintenance is minimal due to the solid-state design and self-resetting capabilities.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eCompatibility and Certifications\u003c\/h3\u003e\n  \u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n    \u003cli\u003eCompatible with standard 30 V DC signal loops.\u003c\/li\u003e\n    \u003cli\u003eSuitable for hazardous area applications (Ex ia IIC T6\/T5\/T4).\u003c\/li\u003e\n    \u003cli\u003eATEX Certification: PTB 00 ATEX 2176 X.\u003c\/li\u003e\n    \u003cli\u003eIECEx Approval: IECEx BAS 14.0010X.\u003c\/li\u003e\n    \u003cli\u003eCSA Approved for hazardous locations.\u003c\/li\u003e\n    \u003cli\u003eComplies with EN 61643-21 standards for low-voltage surge protection.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eTypical Application Scenarios\u003c\/h3\u003e\n  \u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n    \u003cli\u003eProtecting 4-20 mA analog input\/output loops.\u003c\/li\u003e\n    \u003cli\u003eSafeguarding digital inputs in control systems.\u003c\/li\u003e\n    \u003cli\u003eDefending HART-enabled field instrumentation.\u003c\/li\u003e\n    \u003cli\u003eCritical safety-instrumented systems (SIS) requiring SIL 3 ratings.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eLogistics and Support\u003c\/h3\u003e\n  \u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 x \u003cstrong style=\"color: #c0392b;\"\u003eK-LB-1.30G\u003c\/strong\u003e module, user documentation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShipping Partners:\u003c\/strong\u003e FedEx, UPS, and DHL.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDispatch Time:\u003c\/strong\u003e All orders processed within 24-48 hours.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month quality guarantee on all units.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: Does the \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003eK-LB-1.30G\u003c\/strong\u003e\u003c\/span\u003e require manual resetting after a surge?\u003c\/strong\u003e\u003cbr\u003e\n  A: No. The device features an auto-reset capability, ensuring uninterruptable operation without manual intervention.\u003c\/p\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eQ: Can I use this barrier in an explosive atmosphere?\u003c\/strong\u003e\u003cbr\u003e\n  A: Yes, it is rated for hazardous areas (Ex ia IIC), provided you adhere to the relevant EC-type examination certificates.\u003c\/p\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eQ: Is this device suitable for HART communication?\u003c\/strong\u003e\u003cbr\u003e\n  A: Yes, the design is fully HART transparent, allowing digital signals to pass through without signal degradation.\u003c\/p\u003e\n\n  \u003ch3 style=\"color: #2c3e50;\"\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n  \u003cp\u003eThe \u003cstrong style=\"color: #c0392b;\"\u003ePepperl+Fuchs K-LB-1.30G\u003c\/strong\u003e is a benchmark in industrial surge protection. In our experience at Global PLC Spare HUB, this module excels in environments where downtime is not an option. It is best suited for chemical processing plants, oil and gas skids, and automated manufacturing lines where precision instrumentation must be shielded from electrical noise and transient surges. Its ability to maintain SIL 3 compliance while remaining HART transparent makes it an essential component for engineers prioritizing both safety and operational efficiency.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":45014024061110,"sku":"K-LB-1.30G","price":124.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/K-LB-1.30G3.jpg?v=1780040986","url":"https:\/\/www.plcsparehub.com\/products\/pepperl-fuchs-k-lb-1-30g-surge-protection-barrier-for-sil-3-applications","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}