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EXFS L / EXFS KU EXFS L Lightning Equipotential Bonding Isolating Spark Gaps IF1 44 26 Ø13 Ø67 l max = 300 mm (avoid loops where possible) • For indirect connection/earthing of functionally isolated parts of installa - tions under lightning conditions • For lightning equipotential bonding according to IEC 62305 in hazardous areas (zone 2) • Approval according to ATEX directive 94/9/EC and IECEx Installation of EXFS L Ex isolating spark gap for aboveground installation Dimension drawing EXFS L Type EXFS L100 EXFS L200 EXFS L300 Part No. 923 060 923 061 923 062 Lightning impulse current (10/350 μs) (I imp ) 50 kA 50 kA 50 kA Class of lightning current carrying capability acc. to EN 50164-3 N N N Nominal discharge current (8/20 μs) current (8/20) (I n ) 100 kA 100 kA 100 kA Rated power-frequency withstand voltage (50 Hz) (U wAC ) 300 V 300 V 300 V Lightning impulse sparkover voltage (U r imp ) ≤ 2.5 kV ≤ 2.5 kV ≤ 2.5 kV Power frequency sparkover voltage (50 Hz) (U aw ) ≤ 1.2 kV ≤ 1.2 kV ≤ 1.2 kV Operating temperature range (T U ) -20°C...+80°C -20°C...+80°C -20°C...+80°C Degree of protection IP 54 IP 54 IP 54 ATEX approvals DEKRA 11ATEX0146 X DEKRA 11ATEX0146 X DEKRA 11ATEX0146 X Ex marking according to EN 60079-0 and EN 60079-15: gas II 3 G Ex nC IIC T4 Gc II 3 G Ex nC IIC T4 Gc II 3 G Ex nC IIC T4 Gc IECEx approvals IECEx DEK 11.0063X IECEx DEK 11.0063X IECEx DEK 11.0063X Ex marking according to EN 60079-0 and EN 60079-15: gas Ex nC IIC T4 Gc Ex nC IIC T4 Gc Ex nC IIC T4 Gc Enclosure length 90 mm 90 mm 90 mm Enclosure diameter 63 mm 63 mm 63 mm Enclosure material zinc die-cast, plastic zinc die-cast, plastic zinc die-cast, plastic Connecting cable H01N2-D 25 mm 2 with cable lug H01N2-D 25 mm 2 with cable lug H01N2-D 25 mm 2 with cable lug and screw/nut (M10) and screw/nut (M10) and screw/nut (M10) Cable length 100 mm 200 mm 300 mm Suitable for flange size 20-130 mm 120-230 mm 220-320 mm 923 060 EXFS L100 923 061 EXFS L200 923 062 EXFS L300 EXFS L100 923 060 Isolating spark gap for use in zone 2 hazardous areas, conn. cable, L 100 mm EXFS L200 923 061 Isolating spark gap for use in zone 2 hazardous areas, conn. cable, L 200 mm EXFS L300 923 062 Isolating spark gap for use in zone 2 hazardous areas, conn. cable, L 300 mm Accessory for EXFS L / EXFS KU Pair of angled Connection Brackets - IF 1 - Pair of angled connection brackets for EXFS ...; diameter corresponds to the bolt diameter of the bolted flange joint (d1 up to max. 62 mm, please indicate the diameter required when placing your order) Type IF1 Part No. 923 011 Type angled Material St/tZn Max. bore diameter d1 62 mm Accessory for EXFS L / EXFS KU Pair of flat Connection Brackets - IF 3 - Pair of flat connection brackets for EXFS ...; diameter corresponds to the bolt diameter of the bolted flange joint (d1 up to max. 42 mm, please indicate the diameter required when placing your order) Type IF3 Part No. 923 016 Type flat Material St/tZn Max. bore diameter d1 42 mm 923 011 923 011 Pair of angled connection brackets IF 1 D 22mm -SET- 923 016 923 016 Connection bracket IF 3 D 18mm -SET- StSt 352 www.dehn.de
Lightning Equipotential Bonding Isolating Spark Gaps EXFS L / EXFS KU EXFS KU 16 approx. 1500 Ø65 approx. 3150 Ø13 16 approx. 1500 Dimension drawing EXFS KU Ex isolating spark gap with connecting cables for aboveground and underground installation; with water-proof sheath; may be shortened for short cable lengths • For indirect connection/earthing of functionally isolated parts of installa - tions under lightning conditions • For lightning equipotential bonding according to IEC 62305 in hazardous areas (zone 2) • Approval according to ATEX directive 94/9/EC and IECEx 923 019 EXFS KU EXFS KU 923 019 Isolating spark gap for use in zone 2 hazard. areas, 2 conn. cables, L 1500 mm Type EXFS KU Part No. 923 019 Lightning impulse current (10/350 μs) (I imp ) 50 kA Class of lightning current carrying capability acc. to EN 50164-3 N Nominal discharge current (8/20 μs) current (8/20) (I n ) 100 kA Rated power-frequency withstand voltage (50 Hz) (U wAC ) 300 V Lightning impulse sparkover voltage (U r imp ) ≤ 2.5 kV Power frequency sparkover voltage (50 Hz) (U aw ) ≤ 1.2 kV Operating temperature range (T U ) -20°C...+80°C Degree of protection IP 67 ATEX approvals DEKRA 11ATEX0146 X Ex marking according to EN 60079-0 and EN 60079-15: gas II 3 G Ex nC IIC T4 Gc IECEx approvals IECEx DEK 11.0063X Ex marking according to EN 60079-0 and EN 60079-15: gas Ex nC IIC T4 Gc Enclosure length 90 mm Enclosure diameter 63 mm Enclosure material zinc die-cast, plastic Connecting cable NYY-J-1x25 mm 2 Cable length 2x approx. 1.5 m www.dehn.de 353
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Surge Protection Main Catalogue 201
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Contents Page Our promise - DEHN pr
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DEHN protects Our family-owned comp
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DEHN - worldwide Algeria Argentina
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DEHN - Safety according to Specific
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DEHN - Technical Definitions Lightn
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Surge protection for POWER SUPPLY S
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Contents Easy Choice 15 Combined SP
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S-Schutz Easy Choice L1 L2 L3 N PE
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Easy Choice L1 L2 L3 N PE 3 A 1 Arr
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S-Schutz Easy Choice L1 L2 L3 N PE
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Easy Choice L1 L2 L3 PEN SPD Type 2
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ÜBERSPANNUNGSSCHUTZ DEFECT FUNCTIO
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Easy Choice of SPDs for Use on roof
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DEHN-FUNKENSTRECKEN-TECHNOLOGIE INS
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Combined SPDs - Type 1 DEHNventil
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DEHNventil ® modular DEHNventil M
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Protection Module for DEHNventil ®
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L L' N/PE(N) Combined SPDs - Type 1
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DEHNshield ® Combined SPDs - Type
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DEHNlimit PV 1000 V2 (FM) Combined
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Coordinated Type 1 Lightning Curren
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L L' Coordinated Type 1 Lightning C
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Accessory for Type 1 Arresters DEHN
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DEHNsecure M DEHNsecure M 2P ... (F
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Type 1 Lightning Current Arresters
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Type 1 Lightning Current Arresters
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N-PE Lightning Current Arresters
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N-PE Lightning Current Arresters DE
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N-PE Lightning Current Arresters 30
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Type 2 Surge Arresters • Arrester
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S Type 2 Surge Arresters DEHNguard
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Type 2 Surge Arresters DEHNguard ®
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Type 2 Surge Arresters • Specific
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Type 2 Surge Arr. for Use in PV Sys
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Type 2 Surge Arresters for Use in P
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Type 2 Surge Arresters for Use in P
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S Type 2 Surge Arresters Protection
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Type 2 Surge Arresters • High dis
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Type 2 Surge Arresters • Surge ar
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Type 2 Surge Arresters V NH / VA NH
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Type 3 Surge Arresters • Two-pole
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Type 3 Surge Arresters DEHNrail mod
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Type 3 Surge Arresters DEHNrail mod
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Type 3 Surge Arresters • Protecti
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Type 3 Surge Arresters SPS Protecto
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Type 3 Surge Arresters DEHNsafe 31
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Type 3 Surge Arresters NSM Protecto
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Type 3 Surge Arresters STC Module 5
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Type 3 Surge Arresters DEHNflex DEH
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Type 3 Surge Arresters DEHNflex DEH
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12 11 L N 12 11 Type 3 Surge Arrest
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Type 3 Surge Arresters DEHNprotecto
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Type 3 Surge Arresters • Surge pr
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Type 3 Surge Arresters L/N SFL Prot
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General Accessory DEHNpanel • Vis
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General Accessory • Allows an EMC
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General Accessory Insulating Enclos
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General Accessory Busbars / Modular
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Surge protection for INFORMATION TE
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1 2 3 4 5 6 7 8 9 0 Contents Easy c
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Easy Choice according to Interface
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SPDs for Information Technology Sys
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LifeCheck ® SPD Test SPD diagnosti
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Pluggable DIN Rail Mounted SPDs •
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Pluggable DIN Rail Mounted SPDs BLI
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Pluggable DIN Rail Mounted SPD BLIT
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BLITZDUCTOR ® XT LifeCheck ® Modu
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Pluggable DIN Rail Mounted SPDs Acc
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Compact DIN Rail Mounted SPDs • M
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Compact DIN Rail Mounted SPDs DEHNc
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Compact DIN Rail Mounted SPDs Acces
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Compact DIN Rail Mounted SPDs BLITZ
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D P M P Compact DIN Rail Mounted SP
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SPDs for LSA Technology • Variabl
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SPDs for LSA Technology DEHNrapid
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SPDs for LSA Technology Accessories
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SPDs for LSA Technology • Suitabl
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SPDs for LSA Technology • Premoun
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SPDs for 482.6 mm (19 inch) Data Ca
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SPDs for RJ Connection • Patch ca
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SPDs for RJ Connection DEHNpatch DE
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SPDs for RJ Connection BLITZDUCTOR
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SPDs for RJ Connection • Surge ar
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Surface-Mounted SPDs • Combined l
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DEHNbox Surface-Mounted SPDs 93 54
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Surface-Mounted SPDs DEHNlink DLI I
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Surface-Mounted SPDs DEHNlink DLI T
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SPDs for Coaxial Connection • Plu
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SPDs for Coaxial Connection DEHNgat
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5-3000 MHz SPD No. 909 703 I N 2A U
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SPDs for Coaxial Connection Accesso
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SPDs for D-SUB Connection • Surge
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SPDs for D-SUB Connection FS / USD
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a1 b1 a2 b2 SPDs for Terminal Conne
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SPDs for Terminal Connection DSM DS
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SPDs for Terminal Connection BUStec
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DEHNpipe DEHNpipe arrester series f
Page 303 and 304: 929 941 DPI MD 24 M 2S DPI MD 24 M
Page 305 and 306: Screwable SPDs Accessories for DEHN
Page 307 and 308: SPDs for Use in Potentially Explosi
Page 335 and 336: Accessory for Terminal Block System
Page 345 and 346: Combined Adapters • Surge protect
Page 347 and 348: 909 310 DPRO 230 NT DPRO 230 NT 909
Page 349 and 350: 909 321 DPRO 230 LAN100 DPRO 230 LA
Page 351 and 352: Lightning Equipotential Bonding Iso
Page 353: Lightning Equipotential Bonding Iso
Page 361 and 362: Lightning Equipotential Bonding Pip
Page 365 and 366: Lightning Equipotential Bonding Equ
Page 367 and 368: Lightning Equipotential Bonding Equ
Page 369 and 370: Measuring and Test Devices Conditio
Page 371 and 372: Measuring and Test Devices LifeChec
Page 373 and 374: Measuring and Test Devices SPD Test
Page 375 and 376: Measuring and Test Devices • SPD
Page 377 and 378: www.dehn.de 375
Page 379 and 380: Information and Documentation Publi
Page 381 and 382: Literature IEC 61643-21:2009-04 Low
Page 383 and 384: Key to Symbols used in Basic Circui
Page 385 and 386: Part No. Index Part No. Type Page P
Page 387 and 388: Part No. Index Part No. Type Page P
Page 389 and 390: Type / Product Index Type Part No.
Page 395: Surge Protection Lightning Protecti
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