{"product_id":"k-lb-2-30-surge-protection-barrier-pepperl-fuchs-safeguard","title":"K-LB-2.30 Surge Protection Barrier Pepperl+Fuchs Safeguard","description":"\u003ch3\u003eProduct Overview: K-LB-2.30 Surge Protection Barrier\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e is a sophisticated two-channel surge protection barrier engineered by \u003cstrong\u003ePepperl+Fuchs\u003c\/strong\u003e to shield delicate instrumentation from transient overvoltage. This unit is specifically designed for 30 V applications, supporting both intrinsically safe and non-intrinsically safe circuits. With a robust surge handling capacity of 20 kA (8\/20 µs), the \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e ensures uninterrupted process operation through its automatic reset functionality, minimizing costly downtime in critical automation loops.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Data \u0026amp; Performance\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Pepperl+Fuchs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 2-channel configuration (4 protected signal lines)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTopology:\u003c\/strong\u003e Non-grounded design\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSurge Capability:\u003c\/strong\u003e Max. 20 kA (8\/20 µs pulse)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Rating:\u003c\/strong\u003e Up to SIL 3 per IEC\/EN 61508\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e -30 °C to +80 °C\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProtection Degree:\u003c\/strong\u003e IP20\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e serves as a vital safeguard for high-value I\/O assets. Our engineering team highlights this module for its exceptional balance between high-current dissipation and minimal signal impact. Unlike standard passive suppressors, the \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e maintains loop integrity even under harsh atmospheric conditions. It is an ideal choice for facilities that prioritize SIL-rated safety architectures and require a \"fit and forget\" solution for protection against lightning-induced or switching-related surges.\u003c\/p\u003e\n\n\u003ch3\u003eApplications \u0026amp; Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTarget Equipment:\u003c\/strong\u003e PLC analog I\/O cards, field-mounted transmitters, smart actuators, and sensitive hazardous-area instrumentation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIndustry Use Cases:\u003c\/strong\u003e Offshore oil platforms, chemical processing plants, pipeline monitoring stations, and centralized power distribution hubs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiagnostic Ability:\u003c\/strong\u003e The unit is designed for permanent operation; its automatic reset capability inherently signals healthy loop status. During maintenance, the absence of system trips confirms the barrier is effectively mitigating transient energy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLogistics \u0026amp; Quality Commitment\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e All \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e units come with a comprehensive 12-month quality assurance warranty.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Fast, reliable global logistics via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExpert FAQ \u0026amp; Selection Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the K-LB-2.30 introduce significant resistance into the signal loop?\u003c\/strong\u003e\u003cbr\u003e\nA: The barrier is designed with very low series resistance, ensuring it has negligible impact on standard 4-20mA or voltage-based signal accuracy for most process applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Why is the non-grounded topology preferred for this barrier?\u003c\/strong\u003e\u003cbr\u003e\nA: This topology prevents ground-loop currents from circulating through the protection device, which is essential for maintaining signal integrity in plants with varying grounding potentials.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: When selecting between surge barriers, what should I look for beyond the kA rating?\u003c\/strong\u003e\u003cbr\u003e\nA: Always verify the clamping voltage matches your system's operating voltage (in this case, 30 V) and ensure the barrier's SIL certification aligns with your plant's specific functional safety requirements.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I verify the barrier is still functional after a major surge event?\u003c\/strong\u003e\u003cbr\u003e\nA: While the unit is designed for auto-reset, if you suspect a catastrophic surge has exceeded the 20 kA threshold, we recommend performing a loop continuity test to ensure the internal circuitry hasn't been permanently opened.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Are there specific installation precautions for high-humidity environments?\u003c\/strong\u003e\u003cbr\u003e\nA: While the \u003cstrong\u003eK-LB-2.30\u003c\/strong\u003e is rated for IP20, we advise installing it within a NEMA\/IP-rated cabinet to prevent condensation buildup, which can lead to corrosion on terminal connectors over time.\u003c\/p\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":45014018195638,"sku":"K-LB-2.30","price":113.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/K-LB-2.302.jpg?v=1780655353","url":"https:\/\/www.plcsparehub.com\/products\/k-lb-2-30-surge-protection-barrier-pepperl-fuchs-safeguard","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}