BS EN 62561-1 Class H BS 7430 UL 467. Furse Rod to Cable Clamp (type G). Furse Rod to Cable Clamp (type G) is designed to connect earth rod to copper cable to complete earth rod assembly. Features. High-quality copper and aluminium alloys. Phosphor bronze fitting. Low resistance between solid circular or stranded conductor and an earth rod. Tightening torque 12 Nm. Applications. Used for connecting rod to cable.