l General:
HLT8103E ( single phase energy meter testing bench ) adopts international advanced new-generation digital power source technology, integrates all the technology advantages of both domestic and overseas energy meter calibration software. This device is integrated of PWM power source, standard digital energy meter, error processor and PC based processing software. It can test 3-60 various energy meter of grade 0.5 or lower simultaneously, and it is your favorable choice to new generation multi-station energy meter testing bench.
l Features / Test Functions
à Basic error test. Standard deviation (5) in error test 8 Repeatable error tes
à Operate automatically or manually.
à Phasecircuit testing with close link
à Earth condition test (neural channel current)
à Reverse current test in both channel
à Neutral missing test in both channels with close link
à Voltage influence test..
à Frequency influence test
à Harmonic test
à Moxa Card for Software Calibration through RS 232 ports option
à Can test Voltage, current, active/Reactive/apparent power, phase, power factor, frequency, Dial
test, Dosage, Etc.
l Standard / Approval :
àIE60736, which is the standard of Testing Equipment for Electrical Energy Meters
àIEC62053, which is the standard of electricity metering equipment
l Technical Parameters :
à Accuracy class: 0.05/0.1/0.2
à Reference meter : HLT7101C 0.05 Grade / HLT7101B 0.1 Grade , which displays with display of KWH,V,I P,Q . Rated load per path: 10VA
à Output
Voltage : 0V-300V ( Phase VS Neutral ) , Accuracy : 0.1%RG, Drift per year : 0.05%
Current : 1mA -100A ( 120A = 100A x 120% ) ,Accuracy : 0.1%RG （0.2A-200A Optional）
à Adjustable range: Voltage: 0-120%, Current: 0-120% , Phase (Voltage/current): 0-360Deg ,
Fine adjustment: 0.1° Frequency: 45-65Hz Fine adjustment: 0.1Hz
à Stabilities ( Output Voltage , current , power ) : <=0.05 %( 120S, PF=1)
à Waveform Distortion (Output Voltage , Current ) : <=0.5%
à Frequency Range : 45Hz – 65 Hz , regulation step 0.1 Hz
à Phase Displacement Range : -180.0'-180.0', Regulation step0.1'
à Power supply : 230V+-10% 50Hz
à Max Power Consumption : 1800VA for 24 positions ( 2200VA for 48 positions )
à Multi secondary voltage transformer (MSVT):
Primary & Secondary Voltage Ratio: 1:1
No of secondary outputs: 48
Range of secondary burden: 15VAper winding
Error0.01%,:t 0.3 min, when each secondary load is the same
Insulation performance:AC voltage 2kV for 1 minute (between primary and secondary)
à Harmonic wave output:
2-21 sub-harmonic wave contents≤40%
3, 5, 7 sub-harmonic wave coupling, total content≤40%
Phase angle control (odd sub-harmonic wave)
Wave group control (sub-harmonic wave)
à Total positions : 6,12,24,48 , and 72 available
à Working Environments: Temperature 24DegC±5 DegC, Relative Humidity < 85%
à Communication Interface: RS232/485
à Package : Dimension (Frame for meters – 24 positions )
Weight ( 24 positions
