Chauvin Arnoux C107 CV 1000/1 Current Clamp
 
The C Series is a range of high-performance 1,000 A transformer clamps. The round jaw shape and the uniformly-distributed winding guarantee accuracy and minimum phase difference.

It is equipped with an oscillating magnetic element adjustment system and a patented system for gradual assisted jaw opening.

Its ? 52 mm clamping capacity allows current measurements on most conductors on CAT III 600 V industrial and tertiary installations. 
 
Main features of the C107 model
Output signal: AC voltage
Output/input ratio: 1 mV / A AC
Output via lead and isolated ? 4 mm male plugs