Cable fault Locating Instruments: Surge generator T-1020(8RLM), Suitable for fault location in 440V to 11 KV Cables. High voltage testing up to 20 KV DC. Limited Burning Capability. 800 JOULES Energy on 5, 10, 20 KV Range. Inbuilt Reflectometer T-510 with LAPTOP for taking distance to the fault. Built in ARC Reflection Filter. Suitable as thumper required for pinpointing of fault. Compact small design, light weight.