Mastech MS2205 Three Phase Digital Power Clamp Meter Harmonic tester with 6000 Counts Support
 RS232 Interface Specifications: AC
 Voltage: 0.1 ~600V ( 1.2 %+5)
 AC Current: 0.1A ~1000A ( 2.0 %+5)
 Active Power: 0.1 kW~600kW ( 3.0 %+5)
 Apparent power: 0.1 kVA~600kVA ( 3.0 %+5)
 Reactive power: 0.1
 kVAr~600kVAr: ( 3.0 %+5)
 Power Factor: 0.3 ~1 ( 2.0 %+2)
 Harmonic Measurement: 45Hz~65Hz (fundamental frequency) Harmonic NO. 1 ( 3.0 %+10) Harmonic NO. 2-6 ( 3.5 %+10) Harmonic NO. 7-8 ( 4.5 %+10) Harmonic NO. 9-10 ( 5.0 %+10) Harmonic NO. 11-15 ( 7.0 %+10) Harmonic NO. 16-20 (10%+10)