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Power Analyzer
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Power Harmonics and Leakage Tester
- AC voltage (True RMS) to 600V: accuracy 0.5% of reading
- PROVA 19/21: AC current (True RMS) to 50A: accuracy 0.5% of reading
- PROVA 23: AC current (True RMS) to 100A: accuracy 0.5% of reading
- PROVA 21/23: AC watt to 9999KW: accuracy 2% of reading
- PROVA 21/23: Active (W, KW, HP), Reactive (VAR, KVAR) and Apparent (VA, KVA) power
- PROVA 21/23: Power factor (PF), phase angle (Φ), and energy (mWH, WH, KWH)
- PROVA 21/23: Measurement of balanced 3Φ power
- PROVA 21/23: Measurement of balanced 3Φ phase sequence
- PROVA 21/23: Measurement of standby power consumption for IT products
- PROVA 19/21: Shielded Jaw immune to external interference
- Leakage current measurement at 10μA resolution
- Non-interrupted power and harmonic analysis
- Better understanding of high frequency harmonics analysis (up to 5/6 KHz)
- Harmonic analysis of V and A (1st~99th order): 1.0% basic accuracy
- Total Harmonic Distortion (%THD-F) and Crest Factor (CF)
- Fast peak function (39μs for 50 Hz, 33μs for 60Hz)
- Programmable CT ratio from 1 to 250
- Max, Min and data hold functions
- Active power in H.P.
- Auto power off: 30 min.
- 30 mm diameter jaw
- Auto range selection
Electrical Specifications: (23℃±5℃)
AC Watt (PROVA 21, 23) (50 or 60 Hz, PF 0.6~1, CT=1, Voltage is greater than AC 4V,
Current is greater than AC 1mA for mA range,and Current is greater than AC 0.04A for A range.
Specification applies to continuous waveforms)
Range (PROVA 21: 0 to 30A)
Range (PROVA 23: 0 to 60A)
|
Resolution
|
Accuracy of Readings
|
0.050 – 9.999 W
|
0.001W
|
±2% ± 0.025W
|
10.00 – 99.99 W
|
0.01W
|
±2% ± 0.25W
|
100.0 - 999.9 W
|
0.1W
|
±2% ± 2.5W
|
1.000 – 9.999 KW
|
0.001 KW
|
±2% ± 0.025KW
|
10.00 – 99.99 KW
|
0.01 KW
|
±2% ± 0.25KW
|
100.0 – 999.9 KW
|
0.1 KW
|
±2% ± 2.5KW
|
1000 – 9999 KW
|
1 KW
|
±2% ± 25KW
|
Range (PROVA 21: 30 – 50A)
Range (PROVA 23: 60 – 100A)
|
Resolution
|
Accuracy
|
0.050 – 9.999 W
|
0.001W
|
±2% of VA ± 5dgts
|
10.00 – 99.99 W
|
0.01W
|
±2% of VA ± 5dgts
|
100.0 - 999.9 W
|
0.1W
|
±2% of VA ± 5dgts
|
1.000 – 9.999 KW
|
0.001 KW
|
±2% of VA ± 5dgts
|
10.00 – 99.99 KW
|
0.01 KW
|
±2% of VA± 5dgts
|
100.0 – 999.9 KW
|
0.1 KW
|
±2%of VA ± 5dgts
|
1000 – 9999 KW
|
1 KW
|
±2% of VA ± 5dgts
|
AC Voltage
Range | Resolution | Accuracy of Readings (50/60Hz) |
5V – 250 V | 0.1 V | ±0.5% ± 5dgts |
250 V – 600 V | 0.1 V | ±0.5% ± 5dgts |
Range
|
Resolution
|
Accuracy of Readings (45-1KHz)
|
5V – 250 V
|
0.1 V
|
±1.5% ± 5dgts
|
250 V – 600 V
|
0.1 V
|
±1.5% ± 5dgts
|
AC Current (Accuracy is of Reading, Auto Range, True RMS, Crest Factor<4, CT=1,
Max. peak values 880mADC for mA range, 73.5ADC for A range, Overload Protection AC 600A)
Range | Resolution | Accuracy of Readings (50/60Hz) |
0.5 – 60mA | 0.01mA | ±0.5% ± 5dgts |
60 – 100mA | 0.01mA | ±0.5% ± 50dgts |
100 – 600 mA | 0.1 mA | ±0.5% ± 5dgts |
0.05 – 3 A | 0.001 A | ±0.5% ± 5dgts |
3 – 30 A | 0.01 A | ±0.5% ± 5dgts |
30 – 50 A (PROVA 19, 21) | 0.01 A | ±1.0% ± 5dgts |
30 – 100 A (PROVA 23) | 0.01 A | ±1.0% ± 5dgts |
Range | Resolution | Accuracy of Readings (45-1KHz) |
0.5 – 60mA | 0.01mA | ±1.5% ± 5dgts |
60 – 100mA | 0.01mA | ±1.5% ± 50dgts |
100 – 600 mA | 0.1 mA | ±1.5% ± 5dgts |
0.05 – 3 A | 0.001 A | ±1.5% ± 5dgts |
3 – 30 A | 0.01 A | ±1.5% ± 5dgts |
30 – 50 A (PROVA 19, 21) | 0.01 A | ±1.5% ± 5dgts |
30 – 100 A (PROVA 23) | 0.01 A | ±1.5% ± 5dgts |
Harmonics of AC Voltage in Percentage (1 to 99th order, minimum voltage at 50 or 60 Hz is greater
than AC 80V. If the voltage is 0 at 50 or 60 Hz, all the percentage (%) display is 0.)
Range (PROVA 19, 21) | Resolution | Accuracy |
1 – 10th | 0.1 % | ±1% of reading ±1% |
11 – 20th | 0.1 % | ±5% of reading ±1% |
21 – 50th | 0.1 % | ±15% of reading ±1% |
51 - 99th | 0.1 % | ±35% of reading ±1% |
Range (PROVA 23)
|
Resolution
|
Accuracy
|
1 – 10th
|
0.1 %
|
±0.7% of reading ±1%
|
11 – 20th
|
0.1 %
|
±2% of reading ±1%
|
21 – 50th (A range)
|
0.1 %
|
±5% of reading ±1%
|
21 – 50th (mA range)
|
0.1 %
|
±10% of reading ±1%
|
51 - 99th
|
0.1 %
|
±35% of reading ±1%
|
Harmonics of AC Voltage in Magnitude
Range (PROVA 19, 21)
|
Resolution
|
Accuracy
|
1 – 10th
|
0.1 V
|
±1% of reading ±7dgts
|
11 – 20th
|
0.1 V
|
±5% of reading ±7dgts
|
21 – 50th
|
0.1 V
|
±15% of reading ±7dgts
|
51 - 99th
|
0.1 V
|
±35% of reading ±7dgts
|
Range (PROVA 23) | Resolution | Accuracy |
1 – 10th | 0.1 V | ±0.7% of reading ±7dgts |
11 – 20th | 0.1 V | ±2% of reading ±7dgts |
21 – 50th (A range) | 0.1 V | ±5% of reading ±7dgts |
21 – 50th (mA range) | 0.1 V | ±10% of reading ±7dgts |
51 - 99th | 0.1 V | ±35% of reading ±7dgts |
Harmonics of AC Current in Percentage
(1 to 99th order, min. current at 50 or 60 Hz is greater than 100mA for mA range, and greater than
1A for A range. If the current is 0 at 50 or 60 Hz, all the percentage (%) display is 0)
Range (PROVA 19, 21) | Resolution | Accuracy |
1 – 10th | 0.1 % | ±1% of reading ±1% |
11 – 20th | 0.1 % | ±5% of reading ±1% |
21 – 50th | 0.1 % | ±15% of reading ±1% |
51 - 99th | 0.1 % | ±35% of reading ±1% |
Range (PROVA 23) | Resolution | Accuracy |
1 – 10th | 0.1 % | ±0.7% of reading ±1% |
11 – 20th | 0.1 % | ±2% of reading ±1% |
21 – 50th (A range) | 0.1 % | ±5% of reading ±1% |
21 – 50th (mA range) | 0.1 % | ±10% of reading ±1% |
51 - 99th | 0.1 % | ±35% of reading ±1% |
Harmonics of AC Current in Magnitude (1 to 99th order, min. current at 50 or 60 Hz is greater than
100mA for mA range, and greater than 1A for A range)
Range | Resolution | Accuracy |
1 – 10th |
0.1mA / 0.001A / 0.01A |
reading in mA: ±1% of reading ±2mAreading in A: ±1% of reading ±0.3A |
11 – 20th | reading in mA: ±7% of reading ±2mAreading in A: ±7% of reading ±0.3A | |
21 – 50th | reading in mA: ±15% of reading ±3mAreading in A: ±15% of reading ±0.3A | |
51 - 99th | reading in mA: ±35% of reading ±3mAreading in A: ±35% of reading ±0.3A |
Power Factor (PROVA 21, 23)
(PF, ACV > 4V, AC mA > 1mA, AC A > 0.04A, Watt > 50 digits)
Range
|
Resolution
|
Accuracy
|
0.000 – 1.000
|
0.001
|
±0.04
|
Phase Angle (PROVA 21, 23) (Φ, 50 or 60Hz)
Range
|
Resolution
|
Accuracy
|
-180° to 180°
|
0.1°
|
± 2°
|
0° to 360°
|
0.1°
|
± 2°
|
Frequency (Hz)
Range
|
Resolution
|
Accuracy of Readings
|
Allowed Input
|
mA (45 – 65Hz)
|
0.1Hz
|
± 0.5Hz
|
20mA to 1.2A
|
A (45 – 65Hz)
|
0.1Hz
|
± 0.5Hz
|
1A to 100A
|
Sensitivity (PROVA 19, 21): > 20mA for mA range, > 1A for A range, and > 50V
Sensitivity (PROVA 23): > 20mA for mA range, > 3A for A range, and > 50V
Total Harmonic Distortion
(THD-F with respect to the first (fundamental) harmonics, min. value in the range from 45 to 65Hz is greater
than AC 80V, greater than 1A for A range, and greater than 100mA for mA range. Calculation is done
over 1 to 50th Harmonics. If the voltage or current is 0 in the range from 45 to 65Hz, all the percentage (%) display is 0)
Range (45~65Hz) (PROVA 19, 21)
|
Resolution
|
Accuracy
|
0.0 – 10.0 %
|
0.1%
|
± 2%
|
10.0 – 40%
|
0.1%
|
± 5% of reading ± 5%
|
40 – 100%
|
0.1%
|
± 10% of reading ± 10%
|
100 – 999.9%
|
0.1%
|
± 20% of reading
|
Range (45~65Hz) (PROVA 23)
|
Resolution
|
Accuracy
|
0.0 – 20.0 %
|
0.1%
|
± 2%
|
20.0 – 100%
|
0.1%
|
±3% of reading ± 5%
|
100 – 999.9%
|
0.1%
|
±10% of reading ±10%
|
Peak Value of AC Periodic Voltage (peak value > 10V) or AC Periodic Current
(peak value > 10mA for mA range and peak value > 0.5A for A range) for continuous waveform except for square wave:
Range
|
Sampling Time
|
Accuracy of Reading
|
50 Hz
|
39 μs
|
± 5% ± 30 digits
|
60 Hz
|
33 μs
|
± 5% ± 30 digits
|
Crest Factor (C.F.) of AC Voltage (peak value > 10V) or AC Current
(peak value > 10mA for mA range and peak value > 0.5A for A range) for continuous waveform except for square wave:
Range (45~65Hz) | Resolution | Accuracy of Readings |
1.00 – 99.99 | 0.01 | ± 5% ± 30 digits |
General Specifications:
Conductor Size:
|
30mm (approx.)
|
Battery Type:
|
two 1.5V SUM-3
|
Display:
|
4+2+2 digits LCD
|
Range Selection:
|
Auto
|
Overload Indication:
|
OL
|
Power Consumption:
|
10 mA (approx.)
|
Low battery Indication:
|
![]() |
Auto-Power-Off:
|
30 minutes after power-on
|
Update Time:
|
2 times/second (display)
|
No. Of Samples per Period
|
512 (voltage or current)
256 (power)
|
Temperature Coefficient (<18℃ or >28℃):
|
0.15 x (Specified Accuracy) / ℃
|
Operating Temperature:
|
-10°C to 50°C
|
Operating Humidity:
|
less than 85% relative
|
Altitude:
|
up to 2000M
|
Storage Temperature:
|
-20°C to 60°C
|
Storage Humidity:
|
less than 75% relative
|
Dimension:
|
210mm (L) x 62mm (W) x 35.6mm (H)
8.3" (L) x 2.5" (W) x 1.4" (H)
|
Weight:
|
200g (battery included)
|
Accessories:
|
Test leads x 1 pair,
Carrying bag x 1,
Users manual x 1,
Batteries 1.5V x 2
|
Option:
|
Alligator clips
|