Portable Single Phase Energy Meter Test Set

1. Virtual Value of Voltage (U)

Rated Range (Un): 220V

Measuring Range: 165~242V

Basic Error: 0.5% Un

2. Virtual Value of Voltage (I)

Rated Range of Current Clamper (Ib): 5A, 20A, 40A, 50A, 100A

Measuring Range: (5%~120%)Ib

Basic Error: 0.5% Ib

3. Active Power

Measuring Range: (5%~120%)Ib and 165~242VAC

Basic Error: 0.5% (for rated power)

4. Energy for Active Power

Basic Error: 0.2%, 0.3%, 0.5%

Measuring range and error limits of testing are shown in Table below.

Current (I) Power factor Limits (%)
Rank 0.2 Rank 0.3 Rank 0.5
0.05Ib 1.0 ÿ?.3 ÿ?.45 ÿ?.75
0.1IbÿªImax 1.0 ÿ?.2 ÿ?.3 ÿ?.5
0.1Ib 0.5(L), 0.8(C) ÿ?.4 ÿ?.6 ÿ?
0.2Ib 0.5(L), 0.8(C) ÿ?.3 ÿ?.45 ÿ?.75
0.5IbÿªImax 0.5(L), 0.8(C) ÿ?.2 ÿ?.3 ÿ?.5