Power Harmonics and Leakage Tester PROVA 19/21/23|TES Electrical Electronic Corp.

Power Analyzer

PROVA 19/21/23

Power Harmonics and Leakage Tester

Product Features

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

Specification
Application
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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

Range of CT Ratio: 1 to 250

H.P. (Horse Power) 1 H.P. = 746 W

AC Apparent Power (VA, from 0.000VA to 9999 KVA)

VA = V r.m.s. x A r.m.s

AC Reactive Power (VAR, from 0.000 VAR to 9999 KVAR)

VAR =√(VA²– W²)

AC Active Energy (mWH, WH, or KWH, from 0 mWH to 999,999 KWH)

WH = W * Time (in hours)

AC Voltage

(Auto Range, True RMS, Crest Factor<4, Input Impedance 10 MΩ, Max. peak value 860VDC,

and Overload Protection AC 800V)

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 99^th 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 – 10^th	0.1 %	±1% of reading ±1%
11 – 20^th	0.1 %	±5% of reading ±1%
21 – 50^th	0.1 %	±15% of reading ±1%
51 - 99^th	0.1 %	±35% of reading ±1%

Range (PROVA 23)	Resolution	Accuracy
1 – 10^th	0.1 %	±0.7% of reading ±1%
11 – 20^th	0.1 %	±2% of reading ±1%
21 – 50^th(A range)	0.1 %	±5% of reading ±1%
21 – 50^th(mA range)	0.1 %	±10% of reading ±1%
51 - 99^th	0.1 %	±35% of reading ±1%

Harmonics of AC Voltage in Magnitude

(1 to 99^th order, minimum voltage at 50 or 60 Hz is greater than AC 80V)

Range (PROVA 19, 21)	Resolution	Accuracy
1 – 10^th	0.1 V	±1% of reading ±7dgts
11 – 20^th	0.1 V	±5% of reading ±7dgts
21 – 50^th	0.1 V	±15% of reading ±7dgts
51 - 99^th	0.1 V	±35% of reading ±7dgts

Range (PROVA 23)	Resolution	Accuracy
1 – 10^th	0.1 V	±0.7% of reading ±7dgts
11 – 20^th	0.1 V	±2% of reading ±7dgts
21 – 50^th(A range)	0.1 V	±5% of reading ±7dgts
21 – 50^th(mA range)	0.1 V	±10% of reading ±7dgts
51 - 99^th	0.1 V	±35% of reading ±7dgts

Harmonics of AC Current in Percentage
(1 to 99^th 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 – 10^th	0.1 %	±1% of reading ±1%
11 – 20^th	0.1 %	±5% of reading ±1%
21 – 50^th	0.1 %	±15% of reading ±1%
51 - 99^th	0.1 %	±35% of reading ±1%

Range (PROVA 23)	Resolution	Accuracy
1 – 10^th	0.1 %	±0.7% of reading ±1%
11 – 20^th	0.1 %	±2% of reading ±1%
21 – 50^th(A range)	0.1 %	±5% of reading ±1%
21 – 50^th(mA range)	0.1 %	±10% of reading ±1%
51 - 99^th	0.1 %	±35% of reading ±1%

Harmonics of AC Current in Magnitude (1 to 99^th 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 – 10^th	0.01mA / 0.1mA / 0.001A / 0.01A	reading in mA: ±1% of reading ±2mAreading in A: ±1% of reading ±0.3A
11 – 20^th		reading in mA: ±7% of reading ±2mAreading in A: ±7% of reading ±0.3A
21 – 50^th		reading in mA: ±15% of reading ±3mAreading in A: ±15% of reading ±0.3A
51 - 99^th		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 50^th 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