Page 390 - 35_DS702_E_2014_Lightning_Protection_Guide

petrol price
display
230 V

SAT
area protected
SHOP
against direct 230/400 V SHOP
lightning strikes 230/400 V
230/400 V
see
detail

CAN bus or RS 485 or RS 422

SAT

4 – 20 4 – 20 4 – 20
mA mA mA
CCP
intermeshed earth- 230 V tank data recording
termination system
Z
RS 232 RS 232
NT
anode Tel
cathodically
Premium Regular Diesel protected tank SEB MEB/CBN cash PC
TNC

Use Type Part No. Use Type Part No.
T... system, 3~ DV M T... 255 951... Zone 1 or 2 EXFS 100 923 100
T... system alternative: DV ZP T... 900 3...
4 – 20 mA: 2 single cores BXT ML2 BE S 24 920 224
TN system, 1~ DG M TN 275 952 200 4 – 20 mA: 4 single cores BXT ML4 BE 24 920 324
TT system, 1~ DG M TT 2P 275 952 110 + BXT BAS 920 300
TN-S system, 3~ DG M TNS 275 952 400 CAN, RS 485, RS 422: BXT ML2 BE HFS 5 920 270
TT system, 3~ DG M TT 275 952 310 2 single cores
CAN, RS 485, RS 422: BXT ML4 BE HF 5 920 370
1~ DPRO 230 909 230 2 single cores
+ BXT BAS 920 300
BXT ML2 BD 180 920 247
Telephone
+ BXT BAS 920 300 Satellite antenna DGA FF TV 909 703
25-pin D-Sub FS 25E HS 12 924 018 Protective circuit BVT KKS ALD 75 918 420

Figure 9.21.1 Petrol station with lightning protection system, intermeshed earth-termination system, protective and functional equipotential
bonding and surge protective devices

www.dehn-international.com LIGHTNING PROTECTION GUIDE 389