... /502192 Product CharacteristicsAutomatic clamp plug, Safe and convenient, H/L AC current measurement below 69KV; Online AC current monitoring, ... 33mm, Insulated rod length 1mX 5PCS.I. Introduction ETCR9100 H/L Voltage Clamp Leaker specially designed and manufactured for high precision ... design of clamp and lead zone of ETCR9100B H/L Voltage Clamp Leaker ensures uninterrupted year-round high precision, ...