... direct connection: 20A3) Connection with current clamps: standard 100A; 200A, 500A and 2,000A current clamps can be delivered ... typical: 0,15%, worst case: 0,3%.6) Accuracy with current clamps: a) Active energy: typical: 0.2%, worst ... phase voltage, phase current, phase and three-phase active power, phase and three-phase reactive power, phase and three-phase apparent power b) Phase and three-phase ...