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Accuracy: Cx ±(reading×1%+1pF); tgδ ±(reading×1%+0.00040)
Anti-interference index: Frequency conversion anti-interference, in 200% interference can still achieve the above accuracy
Capacitance range:
Internal high voltage: 3pF~60000pF/10kV; 60pF~1μF/0.5kV
External high voltage: 3pF~1.5μF/10kV; 60pF~30μF/0.5kV
Resolution: maximum to 0.001pF, 4 significant digits
tgδ range: No limitation, resolution 0.001%, capacitance, inductance, or resistance can be automatically identified
Test current range: 10μA~5A
Internal high voltage:
Voltage setting range: 100V~10kV adjustable, resolution 1V
Maximum output voltage: 200mA
External high voltage:
UST test mode: Maximum test current 5A, frequency 40~70Hz
GST test mode: Maximum test voltage/current 10kV/5A, frequency 40~70Hz
Test frequency:
Single frequency 40.0~70.0Hz, resolution 0.1Hz
Automatic dual variable frequency set at will (from 50±0.1Hz to 50±10Hz)
Automatic dual variable frequency set at will (from 60±0.1Hz to 60±10Hz)
CVT self-exciting low voltage output: Output voltage 3-50V, output current 3-30A
Measuring duration: About 40s, depending on the measuring method
Power Supply: 220V AC, 50Hz ± 1%
Interface: RS232, USB
Printer: Mini-type thermal printer
Ambient temperature: -10℃~50℃
Relative humidity: <90%
Product features:
- Fourier Transform Digital Filtering Technology:
The Capacitance Tan Delta Testing Kits employs advanced Fourier transform digital filtering technology to measure capacitance, dielectric loss, and other parameters. Achieve high precision in test results, facilitating automated measurements.
- Variable Frequency Technology:
Effectively eliminates on-site 50Hz power frequency interference, ensuring reliable data even in environments with strong electromagnetic interference.
- Intuitive Touchscreen Display:
This Tan Delta Test Kit Equipped with a full-touch, extra-large LCD display for user-friendly operation. The comprehensive graphical interface on the touchscreen provides clarity in every step, allowing operators to use the device without additional specialized training.
- Data Storage:
Internal calendar chip and large-capacity storage enable real-time result saving. Historical records can be easily accessed and printed at any time. Both the current and storage times are available for display and printing.
- Advanced Data Management:
Export instrument data via USB, allowing viewing and managing data on any PC using specialized software.
- User-Friendly Operation:
Simple operation controlled by a microprocessor. Once the appropriate measurement mode is selected, data measurement is automatically completed under microprocessor control.
- Integrated Model:
All-in-one design with standard capacitors and high-voltage power supply, facilitating on-site testing and reducing on-site wiring.
- Reverse Wiring Low Voltage Shielding Function:
In the case of grounding the 220kV CVT bus, the Tan Delta Test Kit allows non-disconnection 10kV reverse wiring dielectric loss measurement for C11.
- AC Withstand Voltage Test:
Capable of conducting AC withstand voltage tests for PT, CT secondaries, and 400V low-voltage systems.
- Frequency Recognition:
Identifies external high-voltage power supply frequencies from 40Hz to 70Hz, allowing the use of power frequency or series-resonant power supply for high-capacity high-voltage dielectric loss tests.
- CVT Testing Function:
Enables self-excitation testing for CVTs with settings for high-voltage voltage/current and low-voltage voltage/current with four protective limits, ensuring personnel and equipment safety.
- Comprehensive CVT Testing:
Automatically tests capacitance and dielectric loss values for C1 and C2, as well as total capacitance and dielectric loss values for CVT devices.
- Built-in Thermal Printer:
Equipped with a thermal printer for convenient on-the-spot test report printing, including a calendar clock and U-disk output.
- Grounding Protection:
Ensures the instrument does not enter normal operation or output high voltage when not properly grounded or in case of poor grounding.
- Touch Protection Function:
- Immediately cuts off high voltage in the event of accidental operator contact, ensuring tester safety.
