Lightning Protection International Stormaster ESE 15 Installation Manual page 26

MAST BUTT ADAPTOR
Figure 14.
∆
As direct and straight as possible
∆
Avoid sharp bends. Bend radius must not be smaller than 20 cm
∆
Avoid routing along or across electrical conduits
∆
Use three fasteners per metre
∆
Protect against the risk of mechanical impact damage with guard tubes up to a height
of at least 2 m above the ground level
Natural components:
∆
External interconnected steel frames (metal structures) may be used in place of
dedicated downconductors if it is shown that the electrical continuity / resistance is
≤ 0.1 W
24
LIGHTNING PROTECTION INTERNATIONAL PTY LTD
MAST BUTT ADAPTOR
www.lpi.com.au