Pepperl+Fuchs K-LB-2.6G | Surge Protection Barrier

K-LB-2.6G Surge Protection Barrier: Dual-Channel Defense for 6V Systems

Secure low-voltage field instruments against lightning strikes and switching transients with the Pepperl+Fuchs K-LB-2.6G. This compact DIN-rail barrier offers dual-channel protection, 20kA surge dissipation, and hazardous area certification (Ex ia IIC). Ideal for 6V control circuits with ≤500V isolation.

🔧 Key Features

• Auto-reset after surges (<30ms recovery)
• Ultra-fast response: 1ns (symmetrical)
• Protects Zener barriers, I/O cards & field instruments
• Minimal signal loss: ≤0.3Ω series resistance
• Wide temp range: -30°C to 80°C

⚙️ Technical Specifications

• Brand: Pepperl+Fuchs
• Model: K-LB-2.6G (Full suffix: K-LB-2.6G-EX)
• Voltage: ≤6V DC (12V max on-state)
• Surge Current: 20kA per line (8/20µs pulse)
• Leakage: ≤5µA
• Bandwidth: ≥40 kHz
• Mounting: 35mm DIN rail

📦 Packaging List

• 1x K-LB-2.6G Surge Barrier
• Installation manual
• 12-month warranty

🚚 Shipping Options

Global express delivery via FedEx, UPS, or DHL. EU/US orders arrive in 2-5 business days.

🏭 Industrial Pain Points Solved

• Prevents cascade failures: Shields I/O cards & Zener barriers with <500V isolation
• Space efficiency: 12.5mm width fits tight panels
• Hazardous area ready: ATEX/IECEx certified (Ex ia IIC T6)
• Zero maintenance: Auto-reset eliminates manual interventions

 FAQ

Q: Does this protect Zener barriers?
A: Yes – designed for devices with <500V isolation-to-ground.

Q: Grounding requirements?
A: Requires high-quality earth ground at same potential as protected instruments.

Q: Response time for surges?
A: 1 nanosecond (symmetrical) / 100ns (asymmetrical).

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