... to demand, select clamp meter with 5A, 10A, 100A, 200A, 500A, 1000A, 2000A current span or flexible coil mutual inductor ... . Class of accuracy for voltage, current, active power and active electric energy (built-in current transformer): 0.05. 2. Class of ... 480V, automatic gear shift. 4. Current input: built-in current transformer: 1mA~12A, automatic gear shift. Clamp meter: 5A, 10A, 20A, 100A, 200A, ...