Page 485 - 35_DS702_E_2014_Lightning_Protection_Guide

Fermenter 109, 275–276 Input circuit 245, 249, 251
Final striking distance 64–65 Inspection 56–57
Fire alarm system 309–310, 390, 409 Inspection of the LEMP protection measures system 214–215
Fixation on the roof 75 Inspection of the lightning protection system 55
Fixed earthing terminal 110, 131, 200–201, 208, 346 Inspections during the construction phase 56–57
Flash density 33 Installation of down conductors 96–97
Flat tiles or slabs 116 Installation standard 9–11
Foam glass gravel 137–138 Installations protruding above the roof 78
Follow current extinguishing capability 218, 229, 232 Insulation strength 36, 198, 246, 253, 259, 440–441
Follow current limitation 218–219, 239, 242–243, 280–281, 356 Integrated arrester backup fuse 227, 235–236, 243–244, 281
Foundation earth electrode 29, 54, 56–57, 88, 99, 110, 118–119, Interactive services 30, 290
123–135, 136–139, 147, 152, 154, 156–157, 168, 178,
344–346, 394 Interference phenomena 249
Foundation earth electrode with terminal lug 129 Interlocking tiles 115
Foundation slabs made of steel fibre concrete 138–139 Internal down conductors 99–100, 153
Foundations with an increased earth contact resistance 132–134 Internal lightning protection 46, 176, 447, 453
Free field PV systems 375–383 Intrinsic safety type of protection 256
Frequency converter 267–268, 409 Intrinsically safe 255–259, 288, 331–332, 437–443, 448
Frequency of lightning strikes 15, 32–34 Intrinsically safe measuring circuit 246, 255–259, 288, 437–443,
448
G Intrinsically safe SPD 257–259
Galvanic cell 144–145 Inverter 267, 363, 367–373, 375, 378, 381–383
Galvanic isolation 252 ISDN connection 335–336
Gas discharge tube 247, 249 Isolated air-termination system 84–87, 107, 278–279, 394
General provisions 28, 258 Isolated external lightning protection system 71–72, 445–447
Generic cabling systems 254 Isolating spark gap 148
Golf courses 397–401, 417–420 IT system 220, 229–233
Grid-like shield 38, 191–195
Gutter 73, 97, 152 K
Gutter heating system 423–425 KNX 196, 313–316
H L
Hazardous area 256–257, 332, 437, 439–440, 443 Leader 15–16, 63
Hot-dip galvanised steel 110, 145, 147–148, 174 LED 339–341
HVI 80, 96, 100–109, 181–182, 277–278, 358, 371, 394, 445–447 Legal regulations 27
HVI Conductor 81, 100–109, 181–182, 277–278, 358, 371, 394, LEMP 9, 15, 46, 186–187, 190, 194, 214, 285, 352
445–447 LEMP protection management 190
HVI light Conductor 103, 106, 394 LifeCheck 263–264, 282–283, 351
HVI long Conductor 103–104
HVI power Conductor 103, 105 Lifts 409
HVI strip 106 Light strips 405–407
Lightning current 17, 19, 21, 23, 24–25
I Lightning current amplitude 17, 161, 182
Impulse current 21, 25, 110, 205, 211, 218, 221, 229, 240–241, 365 Lightning current arrester 119, 204–205, 207, 210, 214, 217–218,
Indirect single-ended shield earthing 197 221, 236, 239, 248, 250, 272, 280–281, 326, 332, 347, 350,
358, 371, 377, 398, 413, 427, 434
Induced voltage 20, 40, 108, 149, 159–160, 208, 275, 305, 347,
363, 379, 455 Lightning current arrester (type 1 SPD) 347, 358–359, 377, 427
Induction factor 149–150, 154 Lightning current carrying shield connection system 183
Inductive coupling 159, 197–198, 320, 375 Lightning current curve 15, 17, 23
Industrial building 113, 227 Lightning current discharge capacity 443, 447
Information technology systems 12, 30, 81, 129, 181, 205, 209, 212, Lightning current parameters 23–25, 65, 181
244, 254, 262–263, 282, 287, 311, 321, 350–351, 396, 445 Lightning detection 15
Inner zones 188–189 Lightning discharge 15–17, 20, 31, 187, 363, 437, 443

484 LIGHTNING PROTECTION GUIDE www.dehn-international.com