DB Instrument DB-EM600 Three-phase Multi-function Standard Meter (1000V, 100A)

Input voltage measurement: 

Range: 10V, 22V, 60V, 220V, 400V, 600V, 1000V

(1050 V max.), automatic range switching

Measuring range: (0~120)%RG 1000V (0~105)%RG

Accuracy: Class 0.02 (30V≤U≤720V, Ua, Ub, Uc, Un terminal input)

Class 0.05 (0.75V-30V, small voltage measurement input at Ua and Un ends)

Resolution: 0.001%RG

Input current measurement: 

Range: 100mA, 200mA, 500mA, 1A, 5A, 20A, 50A, 100A

Measuring range: (0~120)% RG

Accuracy: Class 0.02

Resolution: 0.001%RG

Frequency measurement:

Range: 45~65HZ

Resolution: 0.0001HZ

Accuracy: 0.005HZ

Phase measurement:

Range: 0-359.999°

Resolution: 0.001°

Accuracy: 0.01°

Power factor:

Measurement range: -1~ 0~+1

Resolution: 0.0001

Accuracy: 0.05%