3M Hi-Amp Splice Grounding Accessory Kits SG-2 and SG-3 offer reliable protection for splices in high-voltage power cables. Suitable for use on shielded cables with primary short circuit capacities ranging from 15kA to 40kA, these kits include all necessary components for effective grounding and shielding. The copper screen sleeve, mastic seal strips, constant force springs, and preformed ground braid work together to create a robust and secure splice connection. Installation is straightforward, with clear instructions provided.