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Lab Transformer tan delta bridge hv tan delta tester
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
Product Specifications
--Product Description
Product Description
Lab Transformer tan delta bridge hv tan delta tester
Specification
item | value |
Warranty | 18months |
Certification | CE |
Customized support | OEM |
Place of Origin | China |
Hebei | |
Brand Name | Zhiwei Electric |
Model Number | ZWJS101 |
Power | Electronic |
Name | Transformer Capacitance Tan-delta Teste |
Key words | High voltage dielectric loss tester |
Power supply | 220V 50Hz |
Testing current range | 5μA~5A |
voltage range | 0.5~10kV |
Maximum output current | 200mA |
Dimension | 430*330*350mm |
weight | 28kg |
Technical indicators
Accuracy:
Cx: ±（reading×1%+1pF）
tgδ: ±（reading×1%+0.00040）
Anti-interference index:
Frequency conversion anti-interference, can still achieve the above accuracy under 200% interference.
Capacitance range:
Internal applied high-voltage: 3pF～60000pF/10kV 60pF～1μF/0.5kV
External applied high-voltage: 3pF～1.5μF/10kV 60pF～30μF/0.5kV
Resolution: maximum 0.001pF, 4significant digits
tgδ range: unlimited, resolution 0.001%, three kinds of automatic identification including capacitance, inductance and resistance.
Testing current range: 5μA～5A
Internal applied high-voltage :
set voltage range: 0.5～10kV
Maximum output current: 200mA
Voltage fluctuation: optional setting
Testing frequency:
40-70Hz single frequency optional setting
50±0.1Hz-50±10Hz automatic double frequency conversion optional setting
60±0.1Hz-60±10Hz automatic double frequency conversion optional setting
Frequency accuracy: ±0.01Hz
External applied high-voltage:
Maximum test current 5A for forward connection, power frequency or frequency conversion 40-70hz
Maximum test current 10kV/5A, power frequency or frequency conversion 40-70hz
CVT self-excitation method low voltage output: output voltage 3 ~ 50V, output current 3 ~ 30A
Measurement time: about 40s, related to measurement method
Input power: 180V ~ 270VAC, 50Hz±1%, mains or generator
Computer interface: standard RS232 interface, USB flash drive socket (automatic USB flash drive storage data)
Printer: miniature thermal printer
Ambient temperature: -10℃ ~ 50℃
Relative humidity: <90%
Dimensions: 430*330*350mm weight: 28kg
Accuracy:
Cx: ±（reading×1%+1pF）
tgδ: ±（reading×1%+0.00040）
Anti-interference index:
Frequency conversion anti-interference, can still achieve the above accuracy under 200% interference.
Capacitance range:
Internal applied high-voltage: 3pF～60000pF/10kV 60pF～1μF/0.5kV
External applied high-voltage: 3pF～1.5μF/10kV 60pF～30μF/0.5kV
Resolution: maximum 0.001pF, 4significant digits
tgδ range: unlimited, resolution 0.001%, three kinds of automatic identification including capacitance, inductance and resistance.
Testing current range: 5μA～5A
Internal applied high-voltage :
set voltage range: 0.5～10kV
Maximum output current: 200mA
Voltage fluctuation: optional setting
Testing frequency:
40-70Hz single frequency optional setting
50±0.1Hz-50±10Hz automatic double frequency conversion optional setting
60±0.1Hz-60±10Hz automatic double frequency conversion optional setting
Frequency accuracy: ±0.01Hz
External applied high-voltage:
Maximum test current 5A for forward connection, power frequency or frequency conversion 40-70hz
Maximum test current 10kV/5A, power frequency or frequency conversion 40-70hz
CVT self-excitation method low voltage output: output voltage 3 ~ 50V, output current 3 ~ 30A
Measurement time: about 40s, related to measurement method
Input power: 180V ~ 270VAC, 50Hz±1%, mains or generator
Computer interface: standard RS232 interface, USB flash drive socket (automatic USB flash drive storage data)
Printer: miniature thermal printer
Ambient temperature: -10℃ ~ 50℃
Relative humidity: <90%
Dimensions: 430*330*350mm weight: 28kg
Performance characteristics
1. UseFourier transform digital filtering technique to measure capacitance, dielectric loss and other parameters. High test accuracy, easy to achieve automatic measurement.
2. Adoptedfrequency conversion technology to eliminate 50Hz power frequency interference in the field, can obtained reliable test result data even in a strong electromagnetic interference environment.
3. Touchable large LCD screen, easy to operate. Every process is very clear, operator do not need additional training to use this instrument.
4. Equip with calendar chip and large capacity memory, which can save test results , check history record and print outat any time. Current time and storage time can also be display and print at any time.
5. The instrument data can be exported by USB flash drive, its also can be viewed and managed by special software on any PC.
6. The instrument is easy to operate and the measuring process is controlled by microprocessor. Its only need to select the measurement mode, the data measurement process will automatically complete under microprocessor control.
7. Integrated model with standard capacitor and high voltage power supply for field test, and can reduce field wiring.
8. The instrument are high precision which can meet the requirement of dielectric loss measurement.
9. It has reverse wiring and low voltage shielding function, which can measure the dielectric loss of C11 without disconnecting 10kV reverse wiring when 220kV CVT bus is grounded.
10. Able to do ac withstand test.It is convenient for PT and CT to do AC voltage withstand test twice, and also 400V low-voltage system to do voltage withstand test.
11. Can identify external high voltage power supply frequency for40Hz~70Hz, and allow to use power frequency supply or series resonance power supply to do large capacity and high voltage dielectric loss test.
12. With CVT test function, can realize CVT self-excitation test, 4 protection limitscan be set including high voltage/current and low voltage/current, to ensure the safety of operator and equipment.
13. When testing CVT,can automatically test the capacitance and dielectric loss values of C1 and C2, and can also test the total capacitance and dielectric loss values of CVT equipment.
14. Equipped with thermal printer with calendar clock,with USB flash drive, convenient to output test report.
15. Equipped with computer interface.One computer can control 32 instruments, which can be integrated into the comprehensive high-voltage test vehicle to achieve measurement, data processing and report output.
16. Grounding protection function, when instrument is not grounded or grounded imperfect, the instrument will not enter normal program, either will not output high voltage.
17. Over-currentprotection, the instrument will not be damaged in short circuit or breakdown.
18. Electric shock protection function, when operator accidentally get an electric shock, the instrument will cut off the high voltage immediatelyto ensure the safety of
1. UseFourier transform digital filtering technique to measure capacitance, dielectric loss and other parameters. High test accuracy, easy to achieve automatic measurement.
2. Adoptedfrequency conversion technology to eliminate 50Hz power frequency interference in the field, can obtained reliable test result data even in a strong electromagnetic interference environment.
3. Touchable large LCD screen, easy to operate. Every process is very clear, operator do not need additional training to use this instrument.
4. Equip with calendar chip and large capacity memory, which can save test results , check history record and print outat any time. Current time and storage time can also be display and print at any time.
5. The instrument data can be exported by USB flash drive, its also can be viewed and managed by special software on any PC.
6. The instrument is easy to operate and the measuring process is controlled by microprocessor. Its only need to select the measurement mode, the data measurement process will automatically complete under microprocessor control.
7. Integrated model with standard capacitor and high voltage power supply for field test, and can reduce field wiring.
8. The instrument are high precision which can meet the requirement of dielectric loss measurement.
9. It has reverse wiring and low voltage shielding function, which can measure the dielectric loss of C11 without disconnecting 10kV reverse wiring when 220kV CVT bus is grounded.
10. Able to do ac withstand test.It is convenient for PT and CT to do AC voltage withstand test twice, and also 400V low-voltage system to do voltage withstand test.
11. Can identify external high voltage power supply frequency for40Hz~70Hz, and allow to use power frequency supply or series resonance power supply to do large capacity and high voltage dielectric loss test.
12. With CVT test function, can realize CVT self-excitation test, 4 protection limitscan be set including high voltage/current and low voltage/current, to ensure the safety of operator and equipment.
13. When testing CVT,can automatically test the capacitance and dielectric loss values of C1 and C2, and can also test the total capacitance and dielectric loss values of CVT equipment.
14. Equipped with thermal printer with calendar clock,with USB flash drive, convenient to output test report.
15. Equipped with computer interface.One computer can control 32 instruments, which can be integrated into the comprehensive high-voltage test vehicle to achieve measurement, data processing and report output.
16. Grounding protection function, when instrument is not grounded or grounded imperfect, the instrument will not enter normal program, either will not output high voltage.
17. Over-currentprotection, the instrument will not be damaged in short circuit or breakdown.
18. Electric shock protection function, when operator accidentally get an electric shock, the instrument will cut off the high voltage immediatelyto ensure the safety of
Packing & Delivery
Power Transformer Dielectric Loss Angle Test Set Transformer Power dissipation factor tan delta tester
1.Wooden box with foam inside,
2.No fumigation,not influence the delivery;
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