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DEHN 900396 ZP B TT 255 Combined arrester type 1+2
The 4-pole DEHNshield ZP B TT 255 combined arrester is designed for use in 230/400 V TT and TN-C-S systems. It fulfils the requirements of the VDN guideline for installation in the lower connection compartment of the meter panel in front of the electricity meter.Thanks to tool-free installation, the device can be snapped directly onto a 40 mm busbar system. It combines type 1 and type 2 protection functions in accordance with EN 61643-11 in one device and is therefore ideal for lightning and surge protection in building installations.Product features:High-performance spark gap technology for safe limitation of follow currentsMaximum continuous voltage (Uc): 255 V ACProtection level (Up): ≤ 1.5 kVLightning impulse current Iimp (10/350 µs): 30 kAFollow-up current extinguishing capacity: up to 25 kAeffEnergised in accordance with DIN EN 62305-4Integrated function indicatorCompatible with the DEHN Red/Line familyDirect device protection through coordination with terminal devices

€145.89*
DEHN 909330 DSH ZP B2 TNC 255 Combined arrester
Lightning and surge protection for residential buildings without external lightning protection - ideal for TN-C networks with overhead line feed, installation in the meter area (in front of the meter).Technical data (summary):Type 1 + 2 + 3 combined arrester, protection class I/II/IIIRated voltage: 230/400 V AC, UC: 255 V ACLightning impulse current: 22.5 kA (10/350 µs), 7.5 kA per conductorProtection level (UP): ≤ 1.5 kVMounting: Tool-free on 40 mm busbar (Click+Power)Connection: 3-pole for L1, L2, L3 - with PENDisplay: visual (green = operational, red = faulty)Dimensions: Only 38 mm wideProtection class: IP30, temperature range: -40 °C to +80 °CSpecial features:Robust spark gap technology (RAC) for high lightning current loadCoordinated with terminal device protection (≤ 10 m cable length)Completely maintenance-free, compact designNo additional back-up fuse up to 160 A gG requiredSimple, quick installation without toolsApplication recommendation:Ideal as central surge protection for TN-C supply in residential and small properties - can be used directly at the feed-in point.

€191.44*
DEHN 952400 DG M TNS 275 Surge arrester type 2 Surge arrester
The DEHNguard M surge arrester, type 2 according to EN 61643-11, offers comprehensive protection for low-voltage installations. The system consists of a base part and plug-in protection modules and features the innovative thermo-dynamic control for reliable arrester monitoring. Ideal for lightning protection zone concepts at interfaces from zone 0B to 1 and higher.Features:Protection class (IP): IP20Packaging unit: 1Weight: 0.41 kgWeight unit: KGWeight reference quantity: 1Statistical goods number: 85363030Mounting type: Top-hat rail TH35Size: 4 TEProtection level: 1.5 kVMaximum continuous AC voltage: 275 VRated leakage surge current (8/20): 20 kARated AC voltage: 230 VTest class type 2: yesSignalling on the device: opticalNumber of conductors (without earth): 4Protection level N-PE: 1.5 kVMax. Max. conductor cross-section rigid (solid/multi-stranded): 35 mm²Max. Max. conductor cross-section flexible (finely stranded): 25 mm²Mains type TN-S: yesMax. Leakage surge current (8/20): 40 kAShort-circuit strength (Isccr): 50 kAMax. Overcurrent protection device stub wiring (fuse): 125 AMax. Overcurrent protection device V-wiring (fuse): 100 AVersion: for TN-S systemsBrief description: Surge arrester type 2 DEHNguard M 4-pole for TN-S systems

€94.72*
Fire protection switch AFDD 1P+N B16A
Fire protection switch with integrated RCBO - SGBR2 / EPBR2 / MGBR2 seriesMaximum safety thanks to integrated fire protection to the latest standardThe SGBR2-40AFDx, EPBR2-40AFDx and MGBR2-40AFDx series fire protection switches combine state-of-the-art arc fault detection (AFDD) with the protection of an RCBO (RCD/LCB combination) - for reliable protection against electrical fires, residual currents and short circuits in just one device. They reliably detect and switch off in the event of serial, parallel and earth fault arc faults - in accordance with the requirements of DIN VDE 0100-420. Product featuresAFDD integrated in RCBO (FI/LS combination)Reliably detects and switches in the event ofSerial arc faultsParallel arc faultsEarth fault arc faultsRated voltage: 230/240 V AC, 50 HzRated current: 6-40 A (depending on model)Tripping behaviour: Type B or C (short-circuit characteristic)Residual current behaviour: Type A or ACRated residual current (I∆n): 10 / 30 / 100 / 300 mANumber of poles: 1P+N or 2PInsulation voltage (Ui): 500V withstand voltage: 4.0 kVTemperature range: -25 °C to +40 °C

€83.30*
Surge arrester Lightning protection type II, 275 V AC, 20 kA, 4-pole
Surge arrester lightning protection type II, 275 V AC, 20 kA, 4-poleArticle number: SGS1-C/4-275-20The 4-pole type II surge arrester reliably protects electrical systems against transient overvoltages. It is ideal for use in three-phase TN systems (TN-C, TN-C-S, TN-S) and fulfils protection class C in accordance with IEC 61643-1 (transition LPZ1 → LPZ2).Technical data:Version: 4-pole (L1, L2, L3 + N)Voltage (Uc): 275 V ACRated leakage current (In): 20 kA (8/20 µs) per poleMax. Pulse current (Imax): 40 kA (8/20 µs) per poleProtection level (Up): typ. < 1.2 kVResponse time: < 25 nsImpulse withstand voltage (Uimp): 2.5 kV (category II)Protection class: Type II (C) according to IEC 61643-1Systems: TN-C, TN-C-S, TN-S

€49.90*