GDYT-10kW PD-free Induced Voltage Test System
• Altitude: ≤1000m
• Ambient temperature: -5℃～＋40℃
• Maximum daily temperature difference: ≤25℃
• Relative humidity: ≤90% (20℃)
• Seismic resistance: ≤8 levels
• Horizontal acceleration of the ground: 3.0m/s2, vertical acceleration of the ground: 1.5m/s2
• The waveform of the power supply voltage is a real sine wave, and the waveform distortion rate is <3%
• There is a reliable grounding point, and the grounding resistance is <1.0Ω
• Installation location: Indoor
1. PD free Variable Frequency Power Supply GDWB-10kW — 1set
• Rated capacity: 10kW
• Input voltage: three-phase AC220V±10%, single phase, 50Hz
• Output voltage: AC 0-400V, 1.0%±1 digit
• Output frequency: 45~400Hz
• Instrument voltage: 0-100V AC (only used for step-up transformer to display high voltage)
• Partial discharge:
• Protection: over current, over temperature, overload, short circuit
• Ambient temperature: -10℃～40℃
2. PD free gas-type transformer YDQW-10kW /100kV — 1set
• Capacity: 10kW
• Low voltage: 400V
• Low current: 25A
• High voltage: 100kV
• High current: 100mA
• Instrument voltage: 100V
• Transformation ratio: 1000:1
• Partial discharge: <5PC
• Frequency: 50Hz 100Hz 150Hz
3. Protection Resistor GR-100kV
• Rated voltage: 100kV
• Rated current: 0.1A
• Rated resistance: 1kΩ
4. PD-free Coupling Capacitor TAWF-100kV/1000pF
• Rated voltage: 100kV
• Nominal capacity: 1000PF
• Measurement accuracy: <±1%
• Dielectric loss: <0.2%
• Structure: movable
• Withstand voltage level: 1.1 times the rated voltage for 1 minute, no abnormality
• Partial discharge under rated voltage ≤5pC
• Running time: 1 hour
• Structural type: Insulated shell oil-paper capacitor Structure: It consists of top cover, grading ring, capacitor body, mobile base, low-voltage arm, etc.
5. Partial Discharge Detector GDJF-2008
• The capacitance range of the testable product is 6PF--250μF
• Amplifier frequency band:
① Low end: 10kHz, 20kHz, 40kHz optional
② High end: 80kHz, 200kHz, 300kHz optional
• Amplifier gain adjustment: six coarse adjustment levels, gain between levels 20±1 db
• Fine adjustment range >20db
• Time window:
① Time window is displayed in yellow
② Window width: adjustable range 15°～150°
③ Window position: Each window can be rotated 0°～170°
④ Two time windows can be opened separately or simultaneously
• Discharge meter: Digital meter head: displayed with 3½LED digital meter 0-100.0 Error <±5% (measured by full scale)
• Ellipse time base:
Frequency 50Hz and any frequency
Ellipse is displayed in blue
Ellipse rotation: 30° as a level, can be rotated 180°
Display mode: ellipse-straight line
• The input voltage of the high-frequency time-base ellipse is less than 220V, and its power intake is less than 1 volt-ampere
• Waveform lock: You can lock the waveform at any time as required, which is convenient for your observation and analysis
• Test voltmeter:
① Range: 100kV (expandable)
② Display: 3½ digital voltmeter indication
③ Accuracy: better than ±5% (full scale)
• Internal and external zero mark function
• Volume: 450mm*450mm*190mm (width*depth*height)
• Weight: about 15kg
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