1. They ensure secure contact for all standard
cross-sections.2 Residential and office buildings
Even though the environmental conditions residen-
tial buildings and office buildings are less challenging,
here, too, necessary ensure that dangerous
touch voltages can occur.2.
OBO 1802 “BigBar”:
• Tested with 100 (10/350) per IEC 62561-1
• Can used indoors and outdoors
• Stainless steel and copper versions available
• 5–20 pin versions available
• Quick mounting with carriage bolts
When connecting metallic pipes the equipotential
bonding, earthing pipe clamps such OBO type 927
are generally used.1.
3. For specialised applications, OBO of-
fers its equipotential bonding system type 1809 NR,
made from renewable raw materials with lead-free
contact strip. The OBO type 1802 “BigBar” equipotential
busbar can used without problems these situ-
ations main earthing equipotential busbar.OBO “BigBar” equipotential busbar for industrial applica-
tions
Equipotential busbar 1809
OBO 927 earthing pipe clamp Equipotential busbar 1801
3. Equipotential busbars types
1801 and 1809 meet all requirements for main earth-
ing rails equipotential busbars these applica-
tions.2. With
their rustproof stainless steel tightening strap, they are
suitable for wide range pipe diameters and mater-
ials. These offer wide range ad-
vantages over pipe clamps during assembly.1 Industrial applications
In industrial environment, particularly important
that the products used are thermally and mechanically
stable.
TBS
Blitzschutz-Leitfaden
2018
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180
Chapter The internal lightning protection system
