1.Specification
1.1 Accuracy class: 0.03 class
1.2 Reference Standard Meter:
HC 3101H single phase multi-functions precision power meter
Accuracy class: 0.02 class
1.3 Clock testing and configuration:HPU1012B 2×10-7/S
1.4 Output :
Output voltage: 220V Y/△；
Output current: 0.01A-100A ;
Adjustable range:
Voltage: 0-120%, Fine adjustment: better than 0.01%
Current: 0-120%, Fine adjustment: better than 0.01%
Phase (Voltage/current): 0-360.0°, Fine adjustment: 0.01°
Frequency: 45-65Hz, Fine adjustment: 0.01Hz
1.5 Output Waveform distortion:≤0.3%(resistant load)
1.6 Output Stability (Voltage/current/Power factor):≤0.02% (180s)
1.7 Maximum output capacity
Voltage: ≥15VA (each meter position)
Current: ≥25VA (each meter position)
1.8 Load characteristic: Resistance, perceptual, and capacitive
1.9 Harmonic wave output
2-21 harmonic wave, Contents of Harmonic Wave (Voltage &Current≤ 40%), ≥11 harmonic wave, Contents of Harmonic Wave (Voltage &Current ≤20%),3,5,7 harmonic wave or any 3 harmonic wave superposition, Contents of Harmonic Wave (Voltage &Current≤ 40%),
1.10 Starting current output: 1mA (min), ≤5% accuracy.
Starting power:≤5% accuracy.
1.11 Communications test (optional):RS485 communications test, according to the measured meter communication agreement.
1.12 Meter positions: 24
1.13 Functions:
a. The basic error test; Creep test; Starting test；Standard deviation.
b. The variable test for voltage, frequency, harmonic, test for multi-function watt-hour meter.
c. Test error consistency, variation, load current lift variation test, current overload test and inspection of the project.
d. Optional features: watt-hour meter carrier communication function tests; Watt-hour meter control function test.
e. Using linear power amplifier, the output waveform distortion is small, power with high stability, suitable for table directly or function test. current voltage protection function.
f. Each position adopts independent error processing system, at the same time different constant watt-hour meter error detection, reliable communication, quickly.
g. Each position configures multi-channel pulse input interface, can access power pulse and the second pulse signal at the same time, the whole test process without secondary wiring.
h. The parallel communication technology to table the one-to-one communication.
i. Automatic switch range, keyboard and PC operation.
The MTS test software functions of the equipment is very strong, main operations are conducted in an interface, easy to use; By large SQL SERVER database, security and stability, almost unlimited amount of data.
1.14 Power supply: AC220V±15%，50±5%Hz
1.15 Dimension:
2. Other details
