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DEHNpipe MD Ex (i) Approvals SPDs for Use in Potentially Explosive Atmospheres IECEx approval for DPI MD EX *) ATEX approval for DPI MD EX *) * ) The certificates can be downloaded at www.dehn.de 306 www.dehn.de
SPDs for Use in Potentially Explosive Atmospheres DEHNpipe MD Ex (i) SW27 185 6 RD protected BK M20x1.5 71 M20x1.5 9 Dimension drawing DPI MD EX Basic circuit diagram DPI MD EX Energy-coordinated two-stage surge arrester with low-capacitance protective circuit for protecting intrinsically safe measuring circuits and bus systems, meets FISCO requirements. Insulation strength > 500 V to earth. Cable glands must be ordered separately. • Two-part design for easy installation • Self-capacitance and self-inductance negligibly small • For installation in conformity with the lightning protection zones concept at the boundaries from 0 B – 2 and higher 929 960 DPI MD EX 24 M 2 DPI MD EX 24 M 2 929 960 Überspannungsableiter DEHNpipe Ex (i)mit M20x1,5 Innen- und Aussengewinde Type DPI MD EX 24 M 2 Part No. 929 960 SPD class T Nominal voltage (U N ) 24 V Max. continuous operating d.c. voltage (U c ) 34.8 V Max. continuous operating a.c. voltage (U C ) 24.5 V Max. input voltage acc. to EN 60079-11 (U i ) 30 V Max. input current acc. to EN 60079-11 (I i ) 0.5 A Nominal current (I L ) 0.5 A D1 Lightning impulse current (10/350 μs) per line (I imp ) 1 kA C2 Total nominal discharge current (8/20 μs) (I n ) 10 kA C2 Nominal discharge current (8/20 μs) per line (I n ) 5 kA Voltage protection level line-line for I n C2 (U P ) ≤ 55 V Voltage protection level line-PG for I n C2 (U P ) ≤ 1100 V Voltage protection level line-line at 1 kV/μs C3 (U P ) ≤ 49 V Voltage protection level line-PG at 1 kV/μs C3 (U P ) ≤ 1000 V Series impedance per line 1.8 ohms Cut-off frequency line-line (f G ) 7 MHz Capacitance line-line (C) ≤ 850 pF Capacitance line-PG (C) ≤ 15 pF Operating temperature range -40°C...+80°C Degree of protection IP 67 For mounting on (field/device side) M20 x 1.5 female thread / M20 x 1.5 male thread Connection (input/output) screw / connecting leads (1.5 mm 2 ) Length of the connecting lead 200 mm Cross-sectional area, solid 0.08 - 2.5 mm 2 Cross-sectional area, flexible 0.08 - 1.5 mm 2 Earthing via enclosure Enclosure material V2A Colour bare surface Test standards IEC 61643-21 / EN 61643-21 SIL classification SIL2 / SIL3 * ) ATEX approvals DEKRA 11ATEX0076 X: II 2 (1) G Ex ia [ia Ga] IIC T4 ... T6 Gb IECEx approvals DEK 11.0025X: Ex ia [ia Ga] IIC T4 ... T6 Gb Approvals GOST *) For more detailed information please refer to www.dehn.de/en/sil/ 929 982 KV S M20 MS 9.5 KV S M20 MS 9.5 929 982 Kabelverschraubung M20 Messing für direkte Schirmerdung D 6,5-9,5mm 929 984 KV M20 MS 10.5 KV M20 MS 10.5 929 984 Kabelverschraubung M20 Messing ohne direkte Schirmerdung D 7- 10,5mm Accessory for DEHNpipe MD Ex (i) Cable Gland Brass gland without shield connection Type KV M20 MS 10.5 Part No. 929 984 Sealing range 7.0 - 10.5 mm Accessory for DEHNpipe MD Ex (i) EMC Cable Gland Brass gland with shield connection Type KV S M20 MS 9.5 Part No. 929 982 Sealing range 6.5 - 9.5 mm www.dehn.de 307
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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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Page 257 and 258: SPDs for RJ Connection • Patch ca
Page 259 and 260: SPDs for RJ Connection DEHNpatch DE
Page 261 and 262: SPDs for RJ Connection BLITZDUCTOR
Page 263 and 264: SPDs for RJ Connection • Surge ar
Page 265 and 266: Surface-Mounted SPDs • Combined l
Page 267 and 268: DEHNbox Surface-Mounted SPDs 93 54
Page 269 and 270: Surface-Mounted SPDs DEHNlink DLI I
Page 271 and 272: Surface-Mounted SPDs DEHNlink DLI T
Page 273 and 274: SPDs for Coaxial Connection • Plu
Page 275 and 276: SPDs for Coaxial Connection DEHNgat
Page 277 and 278: 5-3000 MHz SPD No. 909 703 I N 2A U
Page 285 and 286: SPDs for Coaxial Connection Accesso
Page 287 and 288: SPDs for D-SUB Connection • Surge
Page 289 and 290: SPDs for D-SUB Connection FS / USD
Page 295 and 296: a1 b1 a2 b2 SPDs for Terminal Conne
Page 297 and 298: SPDs for Terminal Connection DSM DS
Page 299 and 300: SPDs for Terminal Connection BUStec
Page 301 and 302: 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: SPDs for Use in Potentially Explosi
Page 311 and 312: 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
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Lightning Equipotential Bonding Iso
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Lightning Equipotential Bonding Pip
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Lightning Equipotential Bonding Iso
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Lightning Equipotential Bonding Equ
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Lightning Equipotential Bonding Equ
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Measuring and Test Devices Conditio
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Measuring and Test Devices LifeChec
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Measuring and Test Devices SPD Test
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Measuring and Test Devices • SPD
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www.dehn.de 375
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Information and Documentation Publi
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Literature IEC 61643-21:2009-04 Low
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Key to Symbols used in Basic Circui
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Part No. Index Part No. Type Page P
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Part No. Index Part No. Type Page P
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Type / Product Index Type Part No.
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Surge Protection Lightning Protecti
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