Pipe clamp according to DIN EN 62561-1, for connecting rainwater pipes to the lightning protection equipotential bonding according to DIN EN 62305-3 (VDE 0185-305-3). Connection options D11 mm for round conductors, e.g. with KS connector or with clamping block. Bimetal design, for connecting St cables to Cu rainwater pipes, with St/tZn clamping block and intermediate plate (Cupal), for fixed pipe diameters with M8 screw.