Voltage measuring range
0 ~ 400V, 57.7V, 100V, 220V, 400V can be switched automatically
Current measuring range
0 ~ 5A.
Phase angle measuring range
0 ~ 359.999°
Frequency measuring range
45 ~ 55 Hz
Current: accuracy
± 0.05%(clamp-transformer: ± 0.2% )
Active power accuracy
± 0.05% (clamp-transformer: ± 0.2% )
Reactive power accuracy
± 0.2% (clamp-transformer: ±0.5% )
Active energy
± 0.05% (clamp-transformer: ± 0.2% )
Reactive energy
± 0.2% (clamp-transformer: ±0.5% )