K-LB-1.30G Pepperl+Fuchs | Surge Protection Barrier

K-LB-1.30G Surge Protection Barrier: Industrial-Grade Circuit Defense

Safeguard critical field instruments against lightning strikes and switching transients with the Pepperl+Fuchs K-LB-1.30G. This DIN-rail mounted barrier offers SIL 3 safety certification, 20kA surge dissipation, and HART compatibility. Ideal for 24V DC systems in hazardous areas (Ex ia/ic certified).

🔧 Key Features

• Auto-reset after transient events (<30ms recovery)
• HART signal transparent – no communication interference
• Dual-line protection (2 channels) with ≤0.5Ω resistance
• IP20 rating for indoor control panels
• Wide temp range: -30°C to 80°C

⚙️ Technical Specifications

• Brand: Pepperl+Fuchs
• Model: K-LB-1.30G (Full suffix: K-LB-1.30G-EX)
• Voltage: 24V DC (30V max continuous)
• Surge Current: 20kA (8/20µs pulse)
• Protection Level: ≤100V line-line
• Leakage: <10µA @25°C
• Mounting: 35mm DIN rail (EN 60715)

📦 Packaging List

• 1x K-LB-1.30G 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

• Prevent downtime: Auto-reset ensures continuous operation after surges
• Hazardous area safety: ATEX/IECEx certified for Ex zones
• Signal integrity: <0.05dB loss in 600Ω systems
• Space optimization: Compact 12.5mm width saves panel space

❓ FAQ

Q: Is grounding required?
A: Yes – connect to high-quality earth ground per EN/IEC standards.

Q: Compatible with 4-20mA+HART?
A: Yes – fully HART transparent.

Q: SIL 3 certification verified?
A: Certified per IEC/EN 61508.

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