PROVA 23 Power Harmonics and Leakage Clamp Meter

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The PROVA 23 Power Harmonics and Leakage Clamp Meter is a versatile instrument capable of measuring TRMS AC current and a wide range of power parameters, including Watts, active power, reactive power (VAR and KVAR), apparent power (VA and KVA), energy consumption (mWH, WH, and KWH), power factor (PF) and phase angle.

    Prova 23 Datasheet

    Prova 23 User Manual

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    PROVA 23 Power Harmonics and Leakage Clamp Meter Features:

    • True RMS value (V and A)
    • Leakage Current Measurement at 10 μ A Resolution
    • Harmonic Analysis (V and A) to the 99 th Order
    • High Frequency Harmonic Analysis (up to 5/6 KHz)
    • Non-interrupted Harmonic Analysis
    • Analysis of Total Harmonic Distortion (THD-F)
    • Analysis of Crest Factor (C.F.)
    • Fast Peak Function (33 μ s and 39 μ s)
    • Programmable CT Ratio (1 to 250)
    • 100A

    Measur

    es:

    • W, KW, H.P.
    • VA, KVA, VAR, KVAR
    • PF, Phase Angle ( Φ )
    • Energy (mWH, WH, KWH)
    • Analysis of Standby Power Consumption
    • Balanced 3 Φ Power Quality

    PROVA 23 Power Harmonics and Leakage Clamp Meter Specifications:

    AC Watts:

    (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 & Current is greater than AC 0.04A for A range.Specification applies to continuous waveforms)
    Range (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 (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 VOLTS:

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

    (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 – 90 A 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 – 90 A 0.01 A ±1.5% ± 5dgts

    HARMONICS:

    Harmonics of AC Voltage in Percentage   (1 to 99th order, minimum voltage at 50 or 60Hz is greater 
    than AC 80V. If the voltage is 0 at 50 or 60 Hz, all the percentage (%) display is 0.)
    Range 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    (1 to 99th order, minimum voltage at 50 or 60 Hz is
    greater than AC 80V)
    Range 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, minimum 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 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%

     

    Power Factor   

    (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 

    (Φ, 50 or 60Hz)
    Range Resolution Accuracy
    -180° to 180° 0.1° ± 2°
    0° to 360° 0.1° ± 2°
    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) 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

     

    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: > 20mA for mA range, > 3A for A range, and > 50V
    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

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