Lightning protection is protection against fire and, above all, personal injury. Lightning protection systems form a protective sheath around the building by intercepting direct lightning strikes and discharging them to the ground.
External lightning protection – Multi-family dwelling
Product recommendations
A - Lay round wire
DEHNalu
Aluminium round wire 8 mm according to EN 62561-2, for lightning protection systems (air-termination system, down conductor or equipotential bonding). Soft-twistable.
B - Mount air-termination system
SPANNgrip
Roof conductor holder made of stainless steel with tension spring, for ridge and hip tiles, for fixing air-termination systems on the ridge, e.g. for tile roofs.
C - Establish universal connections
MV clamp
Multi-purpose connecting clamp Al f. Rd 8-10mm with hexagon screw according to EN 62561-1 for universal use as a cross, T and parallel connection of round conductors. Two-part version with hexagon screw and thread in the base.
D - Install round wires
DEHNgrip
DEHNgrip with aluminium base brace. For easy fitting to interlocking tiles.
E - Safely connect seams
Saddle clamp
Saddle clamp Al according to EN 62561-1, for connecting round conductors with seams. Clamping range 0.7-8mm with clamping frame for Rd 6-10mm. Version with clamping frame, lengthwise or crosswise conductor routing.
F - Connect snow guard
Snow guard clamp
Snow guard clamp according to EN 62561-1, for connecting round conductors to snow guards.
H – Use downpipes when laying conductors
Downpipe clamp
Conductor holder to fix down conductors to down pipes.
I - Connect gutters
Gutter clamp
Gutter clamp according to EN 62561-1 with single-screw technique to connect round wires to the gutter bead.
J - Install round wires
DEHNgrip
Conductor holder DEHNgrip for installing round wires. Screwless StSt holder system, easy to mount (press-fit), loose conductor routing.
K - Mark test joints
Number plate set
Variable number plate set Al, cleat Rd 7-10/Fl 30, for round / flat conductors consisting of a slotted number plate, cleat and two slotted screws.
L - Connect to the earth entry
UNI disconnecting clamp
Connection component according to EN 62561-1, for connecting the down conductor to the earth entry. Version with intermediate plate for two round conductors.
M - Connect to the earth-termination system
Terminal lug Rd 10mm StSt (V4A)
Round wire according to EN 62561-2 as a terminal lug, made of corrosion-resistant stainless steel StSt (V4A), for connecting down conductors to the earth-termination system.
