EN
PDT-2006S PD Detector for On-Site HV Cable & GIS Partial Discharge Testing
The PDT-2006S Digital Partial Discharge Detector from HV HIPOT is a field-optimized PD testing instrument, purpose-built for on-site insulation condition assessment of high-voltage cables, GIS switchgear and other core HV electrical assets.
- Description
- Specifications
- Applications
- Advantages
- FAQ
- Recommended Products
Description
The PDT-2006S Partial Discharge Detector is a professional, high-precision digital PD measurement system engineered for non-destructive insulation condition assessment of medium and high-voltage electrical equipment. Based on the industry-standard pulse current method defined in IEC 60270, it delivers accurate measurement of apparent discharge charge, with an ultra-high detection sensitivity of 0.1pC and a wide dynamic range of over 120dB, covering the full lifecycle testing requirements of HV assets.
This portable, all-in-one system integrates a high-speed multi-channel data acquisition unit, industrial-grade integrated computer, and professional PD analysis software. It supports 1/2/4/6/8 channel synchronous acquisition, advanced digital anti-interference technology, and comprehensive PD data visualization and analysis functions. Fully compliant with IEC 60270, GB/T 7354, and DL/T 417 international and domestic standards, it is the industry-preferred solution for power equipment manufacturers, electric power utilities, third-party testing institutions, and HV research laboratories worldwide.
Specifications
| Parameter Category | Specification |
| Core Measurement Performance | |
| Model | PDT-2006S |
| Detection Principle | IEC 60270 Standard Pulse Current Method |
| Number of Channels | 1/2/4/6/8 channels optional, synchronous acquisition |
| Minimum Detection Sensitivity | 0.1pC (≤0.02pC @ 50pF test object capacitance) |
| PD Measurement Range | 0.1pC ~ 10000nC |
| Linear Dynamic Range | >120dB |
| Test Object Capacitance Range | 6pF ~ 250μF |
| Amplifier Gain Adjustment | >120dB, 6-level coarse adjustment with continuous fine adjustment |
| Pulse Response Asymmetry | <1dB |
| Acquisition & Frequency Parameters | |
| AD Sampling Resolution | 12bit |
| Max Sampling Rate | 6.5MHz per channel |
| Measurement Bandwidth | 3dB bandwidth 10kHz ~ 1MHz |
| Programmable Filter Bands | Low end: 10/20/40/80kHz; High end: 100/200/300/1000kHz |
| Power Frequency Tracking | 50Hz ~ 400Hz automatic tracking |
| Phase Windowing | 1°~360° width, free rotation |
| Hardware & Operation | |
| Display | 11.6-inch high-brightness industrial touchscreen |
| Operation Mode | Touchscreen + external keyboard/mouse |
| Data Storage | Built-in large-capacity SSD, expandable via USB |
| Interfaces | USB 2.0/3.0, Ethernet, RS-485, BNC signal input |
| Anti-Surge Capability | 5000V on all input ports and power terminals |
| Power Supply | AC 220V±10%, 45~65Hz, <500W rated power |
| Environmental & Physical Specifications | |
| Operating Temperature | -15°C ~ +50°C |
| Storage Temperature | -20°C ~ +60°C |
| Operating Humidity | ≤95% RH (non-condensing) |
| Altitude Limit | ≤3000m |
| Protection Grade | IP40 main unit, IP54 optional for field version |
| Dimensions | 420mm × 350mm × 180mm |
| Net Weight | ~15kg |
| Compliance Standards | IEC 60270, GB/T 7354, DL/T 417, CE |
Applications
Core Test Objects
· Power Transformers & Instrument Transformers: Factory type test, on-site handover test, and preventive maintenance PD measurement for oil-immersed and dry-type transformers, current transformers (CT), and voltage transformers (PT)
· GIS & HV Switchgear: PD detection and defect localization for gas-insulated switchgear, HV circuit breakers, ring main units (RMU), and medium-voltage switchgear
· HV Power Cables & Accessories: PD measurement and fault localization for XLPE power cables, cable joints, and terminations
· Surge Arresters & Bushings: PD inspection for metal oxide surge arresters, transformer bushings, and composite insulators
· Rotating Machinery: Stator winding PD measurement for HV generators and motors in power plants and industrial facilities
· Other HV Equipment: Capacitors, reactors, and other capacitive/inductive HV insulation components
Industry-Specific Usage
· Electrical Equipment Manufacturers: Production line quality control, factory outgoing inspection, and type testing for transformers, GIS, switchgear, and cables
· Electric Power Utilities: Substation equipment commissioning, handover acceptance test, and preventive maintenance of transmission and distribution assets
· Third-Party Testing & Certification Institutions: Compliance testing, performance verification, and arbitration testing of HV electrical equipment
· HV Research & Academic Institutions: Insulation material research, PD mechanism research, and high-voltage engineering experimental research
· Industrial & Petrochemical Facilities: HV power system equipment maintenance and safety verification for high-reliability production facilities
Advantages
Strict Global Standard Compliance
Fully designed, calibrated, and tested in accordance with IEC 60270 (High-voltage test techniques – Partial discharge measurements), the global gold standard for PD testing. Test data is internationally recognized, meeting the requirements of equipment factory certification, international project handover, and third-party testing.
Unmatched Sensitivity & Wide Adaptability
0.1pC ultra-high detection sensitivity and 6pF~250μF ultra-wide test object capacitance range, adapting to all types of HV electrical equipment, from small instrument transformers to large-capacity power transformers and long power cables. It delivers stable and accurate measurement performance for all test scenarios.
Superior On-Site Anti-Interference Performance
Multi-stage digital filtering, phase windowing, and pulse recognition technology effectively suppress on-site electromagnetic interference, enabling accurate PD measurement even in harsh industrial and substation environments without a dedicated shielded room. This makes it ideal for both laboratory and field use.
All-In-One Portable Integrated Design
Integrated industrial computer, high-speed acquisition unit, and display in a single portable chassis, eliminating the need for separate computers and complex wiring. It can be quickly set up and operated in the field within minutes, drastically reducing test preparation time and improving work efficiency.
Comprehensive PD Analysis & Diagnosis
Built-in professional PD analysis software with PRPD/PRPS spectrum analysis, AI defect recognition, and automatic report generation functions. It provides comprehensive insulation condition assessment, enabling even non-specialist operators to quickly identify insulation defects and assess equipment health status.
Low Total Cost of Ownership
Industrial-grade components ensure long service life with minimal maintenance costs. Compared to imported PD testers with the same performance, it delivers equivalent measurement accuracy and functionality at a significantly lower cost, providing excellent value for money for users.
FAQ
Q: What international standards does the PDT -2006S comply with?
A: The system is fully designed, calibrated, and tested in accordance with IEC 60270 (High-voltage test techniques – Partial discharge measurements), GB/T 7354, and DL/T 417 international and domestic standards, with globally recognized test results.
Q: What is the minimum detection sensitivity of this PD detector?
A: The minimum detection sensitivity is 0.1pC, and can reach ≤0.02pC when testing a 50pF standard capacitor, enabling it to capture ultra-weak PD signals from early-stage insulation defects.
Q: What types of HV equipment can this system test?
A: It is suitable for all medium and high voltage electrical equipment, including power transformers, instrument transformers, GIS, HV switchgear, power cables and accessories, surge arresters, bushings, generators, and HV motors.
Q: Can it be used in on-site environments without a shielded room?
A: Yes. It is equipped with advanced multi-stage digital anti-interference technology, including phase windowing, digital filtering, and pulse recognition, which effectively suppress on-site electromagnetic interference, enabling accurate PD measurement even in harsh industrial and substation environments.
Q: How many measurement channels are available?
A: The standard configuration is 1 independent measurement channel, with 2/4/6/8 channel options available for synchronous multi-point PD measurement and fault localization.
Q: Can it automatically generate test reports?
A: Yes. The built-in professional PD analysis software supports automatic generation of IEC 60270 compliant test reports in Excel/PDF format, with full test data, waveforms, and spectrum analysis results included.
Q: What is the warranty and after-sales support?
A: We provide a standard 1-year whole-machine warranty, lifetime technical support, on-site commissioning, and operation training services through our global service network. Extended warranty plans are available upon request.
