Pipe clamp for electrical contacting of pipes in explosion-hazardous areas for implementing of lightning equipotential bonding according to IEC/EN 62305-3. For use in explosive atmospheres Ex zones 1 and 2 (gases, vapours, mists) as well as Ex zones 21 and 22 (dusts). Tested according to explosion group IIB and EN 62561-1. Time-saving installation - no need to deactivate systems / areas for welding or drilling work. Type EX BRS 90, for the clamping range D27-89mm.