Manuals+

HT9020 AC+DC TRMS Power/Harmonic Clamp up to 1000A

1. ELECTRICAL SPECIFICATIONS

Accuracy is calculated as [% rdg + (number of dgt) x resolution]. It is referred to 23°C ± 5°C, <80%RH

DC VOLTAGE

Range Resolution Accuracy Input impedance Overload protection
0.1-999.9V 0.1V ±(1.0%rdg + 3dgt) 1MΩ 1000VDC/ACrms

AC (AC+DC) TRMS VOLTAGE

Range Resolution Accuracy Input impedance Overload protection
0.5-999.9V 0.1V ±(1.0%rdg + 3dgt) 1MΩ 1000VDC/ACrms

Max crest factor: 1.41, Fundamental: 50/60Hz ± 15%, Frequency bandwidth: 42.5Hz - 1725Hz

AC/DC VOLTAGE – MAX/MIN/CREST

Range Resolution Accuracy Response time Overload protection
0.5-999.9V 0.1V ±(3.5%rdg + 5dgt) 1s 1000VDC/ACrms

Input impedance: 1MΩ, Max crest factor: 1.41, Fundamental: 50/60Hz ± 15%, Frequency bandwidth: 42.5Hz - 1725Hz

DC CURRENT

Range Resolution Accuracy Overload protection
0.1-999.9A 0.1A ±(2.0%rdg + 5dgt) 1000ADC/ACrms

AC (AC+DC) TRMS CURRENT

Range Resolution Accuracy Overload protection
0.5-999.9A 0.1A ±(1.0%rdg + 5dgt) 1000ADC/ACrms

Max crest factor: 1.41, Fundamental: 50/60Hz ± 15%, Frequency bandwidth: 42.5Hz - 1725Hz

AC/DC CURRENT – MAX/MIN/CREST

Range Resolution Accuracy Response time Overload protection
0.5-999.9A 0.1A ±(3.5%rdg + 5dgt) 1s 1000ADC/ACrms

Max crest factor: 1.41, Fundamental: 50/60Hz ± 15%, Frequency bandwidth: 42.5Hz - 1725Hz

DYNAMIC INRUSH CURRENT DC, AC+DC TRMS

Range Resolution PEAK Accuracy Max RMS Accuracy Overload protection
1.0-99.9A 0.1A ±(2.0%rdg + 5dgt) ±(2.0%rdg + 5dgt) 1000ADC/ACrms
10-999A 1A

Crest factor: 3, Sample frequency: 4kHz, Response time: Peak: 1ms, Max RMS: calculated on: 16.7, 20, 50, 100, 150, 200ms

Accuracy declared for frequency: DC, 42... 69Hz

RESISTANCE AND CONTINUITY TEST

Range Resolution Accuracy Buzzer Overload protection
0.0Ω - 199.9Ω 0.1Ω ±(1.0%rdg + 5dgt) 12 < 150Ω 1000VDC/ACrms
1000ADC/ACrms
200Ω - 1999Ω 1Ω
2.00kΩ-19.99kΩ 0.01kΩ
20.0kΩ - 29.9kΩ 0.1kΩ

FREQUENCY WITH TEST LEADS AND WITH JAWS

Range Resolution Accuracy Overload protection
42.5 - 69.0Hz 0.1Hz ±(1.0%rdg + 5dgt) 1000VDC/ACrms
1000ADC/ACrms

Voltage range for frequency measurement: 0.5 ÷ 1000V / Current range for frequency measurement with jaws : 0.5 ÷ 1000A

2. GENERAL SPECIFICATIONS

Mechanical characteristics:

Power supply:

Display:

Climatic conditions:

Reference guidelines:

This instrument satisfies the requirements of Low Voltage Directive 2014/35/EU (LVD) and of EMC Directive 2014/30/EU

This instrument satisfies the requirements of 2011/65/EU (RoHS) directive and 2012/19/EU (WEEE) directive

Phase Sequence and Phase Conformity

Voltage range Frequency range Overload protection
100 - 1000V 42.5 ÷ 69Hz 1000VDC/ACrms

Input impedance: 1MΩ

DC POWER

Range [kW] Resolution [kW] Accuracy
0.00 - 99.99 0.01 ±(3.0%rdg + 3dgt)
100.0 - 999.9 0.1

Input impedance: 1MΩ, Accuracy defined for voltage > 10V, current ≥ 2A

ACTIVE POWER, APPARENT POWER AC (AC+DC TRMS)

Range [kW, kVA] Resolution [kW, kVAR, kVA] Accuracy
0.00 - 99.99 0.01 ±(2.0%rdg + 3dgt)
100.0 - 999.9 0.1

Input impedance: 1MΩ, Accuracy defined for: sinusoidal waveform, 42.5..69Hz, Voltage ≥ 10V, Current ≥ 2A, Pf ≥ 0.5

REACTIVE POWER AC (AC+DC TRMS)

Range [kVAR] Resolution [kW, kVAR, kVA] Accuracy
0.00 - 99.99 0.01 ±(2.0%rdg + 3dgt)
100.0 - 999.9 0.1

Input impedance: 1MΩ, Accuracy defined for: sinusoidal waveform, 42.5..69Hz, Voltage ≥ 10V, Current ≥ 2A, Pf ≤ 0.9

ACTIVE ENERGY AC (AC+DC TRMS)

Range [kWh] Resolution [kWh] Accuracy
0.00 - 99.99 0.01 ±(2.0%rdg + 3dgt)
100.0 - 999.9 0.1

Input impedance: 1MΩ, Accuracy defined for: sinusoidal waveform, 42.5..69Hz, Voltage ≥ 10V, Current ≥ 2A, Pf ≥ 0.5

REACTIVE ENERGY AC (AC+DC TRMS)

Range [kVARh] Resolution [kVARh] Accuracy
0.00 - 99.99 0.01 ±(2.0%rdg + 3dgt)
100.0 - 999.9 0.1

Input impedance: 1MΩ, Accuracy defined for: sinusoidal waveform,42.5..69Hz, Voltage ≥ 10V, Current ≥ 2A, Pf ≤ 0.9

POWER FACTOR

Range Resolution Accuracy
0.20 ÷ 1.00 0.01 ±(2.0%rdg+2dgt)

Input impedance: 1MΩ, Accuracy defined for: sinusoidal waveform, 42.5..69Hz, Voltage ≥ 10V, Current ≥ 2A

VOLTAGE AND CURRENT HARMONICS

Harmonic order Fundam. Freq. [Hz] Resolution [V], [A] Accuracy (values not zeroed)
0 ±(5.0%rdg+20dgt)
1÷25 42.5 ÷ 69.0 0.1V/0.1A ±(5.0%rdg+10dgt)
THD% 0.1% ±(10.0%rdg+10dgt)

The accuracy of harmonics amplitude expressed in % is evaluated considering the accuracy of the parameters ratio

(*) Voltage harmonics are zeroed in the below conditions: • 1st harmonic: if value < 0.5V • DC, 2nd to 25th harmonics: if harmonic value <0.5% of fundamental value or if value < 0.5V Current harmonics are zeroed in the below conditions: • 1st harmonic: if value < 0.5A • DC, 2nd to 25th harmonics: if harmonic value <0.5% of fundamental value or if value < 0.5A

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