SCT3121-0150 | 3-phase ring-type CT, 3 x 150 A AC, accuracy class 0.5

The compact SCT3121 3-phase ring-type CTs measure primary currents from 3В xВ 125В A (SCT3121-0125) to 3В xВ 150В A (SCT3121-0150), for round conductors with a maximum diameter of 13.5 mm. The SCT3xxx are suitable for direct mounting under commonly used power switches.