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PD
voltage discharge within an insulator causing dielectric breakdown.
See Also: Partial Discharge, Partial Discharge Detection, Partial Discharge Monitors, PD Test, Partial Discharge Test
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Portable PD Diagnostics System
PD-TaD 60
BAUR Prüf- und Messtechnik GmbH
The PD TaD 60 portable PD Diagnostics system is used in combination with a BAUR VLF generator frida for carrying out partial discharge measurement and location.* Comprehensive 360° cable analysis – with parallel partial discharge and dissipation factor measurement* Time-optimised and safe cable condition evaluation* The lightest and most compact PD measuring device up to 60 kVpeak* Developed for portable use on site
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Handheld Online PD Detector
PD-SGS
BAUR Prüf- und Messtechnik GmbH
Quick identification of PD activities in switchgear and cable accessories. The BAUR PD-SGS handheld online PD detector is used to conduct rapid initial tests for PD activities on live switchgear. Potential weak points are immediately signalled acoustically and numerically.* Initial rapid condition evaluation of switchgear and cable accessories during mains operation* Ideal for quick checks of MV and HV switchgear* Two integrated sensors:TEV sensor records PD on the surfaces of switchgearsAcoustic sensor records PD inside switchgears* Greater safety for test personnel switchgear tested for safety risks before starting work
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PPS Clamp Transformer
PPS2 provides power supply to the PD detectors installed on HV cable when low voltage AC power is not available. The PPS2 takes the required power directly from the High Voltage power line under monitoring by means of units clamped on the HV power cable(s).PPS2 is designed to withstand High Voltage line failure events such as temporary overload and short circuit conditions. An internal detection and self limiting circuitry guarantees that PPS2 and the connected equipment survives in case of such events.
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Fuel Hose Assembly Tester - Basic, USAF
9901-10FHT
The basic fuel hose assembly tester is utilized by those users who do not require the complete 9201A test system which includes all test adapters and components required by U.S. Air Force PD 89MMI638. The 9901-10FHT however includes the identical test pump, manifold and controls and with larger valves, ports and fittings for increased fluid flow, is designed for the identical mission of testing fuel hose assemblies. Maximum pressure is 1000 psi allowing better control resolution at lower test pressures.
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Temperature Controller
2500
The Series 2500 Temperature Control provides an impressive array of features in an economical 1/4 DIN package. Features include on-off, time proportioning, proportional, PI, PD, or full PID control, programmable from the front panel, or use Self-Tune PID.
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Partial Discharge Monitor
doblePRIME PD-Guard
The doblePRIME PD-Guard continuously monitors partial discharge (PD) in equipment such as transformers, rotating machines, cables and switchgear.The doblePRIME PD-Guard provides local alarms and will communicate data and notifications across standard interface channels and through to networked supervisory systems. It analyzes RF emissions in the HF, VHF and lower UHF ranges.
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Portable PD Monitoring of Medium and High Voltage Power Equipment with UHF, AE, and HFCT
PDiagnosticM
Power Monitoring and Diagnostic Technology Ltd.
The PDiagnosticM is a portable system that utilizes UHF, AE, and HFCT sensor modules to monitor PD signals from Medium and High Voltage power equipment.The system is ideal for monitoring critical power assets to find and monitor intermittent PD signals and to analyze the developing PD trends. The PD type is determined by automatic pattern recognition and internal defects can be found at an early stage.The system provides advanced protection with alarm functions and our Deep Learning data analysis capabilities utilizing our proprietary Intelligent Cloud Diagnostic Technology.
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Portable PD Acquisition Unit
AQUILA
Techimp AQUILA has been expressly designed to respond to all these needs being a robust and compact portable all-in-one PD detection station providing a full range of options ideal for on field applications. It can cope with the toughest outdoor conditions while taking measurements on any electrical asset. 15 years of service experience has been condensed in this unit integrating TECHIMP innovative PD detection technology with multiple connectivity (Wi-Fi, Fiber Optics, USB, Bluetooth) and power supply.
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Shielded Rooms
HIGHVOLT Prüftechnik Dresden GmbH
Electromagetic field and line-conducted interference needs to be eliminated in order to measure low-intensity partial discharges with a PD background noise level (≤ 1 pC) in accordance with IEC 60270.
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Software for the Development and Implementation of Test Programs using IEEE 1641
newWaveX Suite
We Have a unique suite of tools to support the development and implementation of test programs created using IEEE 1641 to define the signals and tests. These include the entry-level version of newWaveX (newWaveX–Lite), the development versions of newWaveX (newWaveX–SD and newWaveX–PD) and the complete integrated development environment for IEEE 1641, SigBase. These tools provide everything necessary to work with IEEE 1641, from creating simple signals through to implementing and managing a complete 1641 test environment. All of our 1641 tools are commercial off-the-shelf (COTS) items that may be used stand-alone or integrated into a complete test development environment. newWaveX products may be integrated with third party test executives and associated software.newWaveX is an intuitive user-friendly suite of products that does not require specialist training for users to acquire the skills to develop 1641 programs. Completing the IEEE 1641 User/Developer training course (which uses newWaveX Signal Development for the hands-on element), together with the associated 1 day newWaveX–SD User/Developer training course, provides complete information for the newWaveX user. Further support is provided for users of newWaveX packages under the maintenance agreements for those products.
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Partial Discharge Locator
INDIPOINT
Ultrasonic directional microphone for the location of PD The very best maintenance instrument for partial dischargetrapping in medium and high voltage plant.
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Live PD Emulation For The PSL-3424
*Flexibly Mimic Class 0 to Class 8 Powered Device Per PSL-3424 Test Port*Configure up to 96 IEEE 802.3 PD’s on Any Combination of 2-Pair and 4-Pair PSE Ports with Loading up to 100W on Every Port*Emulated PD’s Automatically Handle PSE Power Demotions (Assigned Class)*User-Defined Powered Device Load with Optional Cable Loss Modeling*Emulate 802.3at and 802.3bt PoE-LLDP* Negotiations and Power Adjustments (PSL-3424L)*Monitor Multi-Port Live Emulation Status*Available to PSL-3424A and PSL-3424L as optional license feature
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Partial Discharge Detection Calibration Device
Hangzhou Xihu Electronic Institute
Calibration Device of Transient Earth Voltage PD detector, calibration device of ultrasonic PD detector, calibration device of high frequency PD detector, calibration device of ultra high frequency PD detector.
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Power Management Analyzer Suites
While most PSE ports are part of multi-port PSE, behaviors of such systems of PSE ports are beyond the scope of IEEE 802.3 specifications. Sifos offers two fully automated analyzer suites that uniquely characterize PSE port administration and power management behaviors including PD admittance policies, PSE capacity management, LLDP policies, and powering stability. Each of these suites are built upon Live PD Emulation, a feature that enables each test port to independently and continuously emulate user-described PD’s.
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Capacitive Divider
It can be chosen as PD sensor for Techimp PDCheck, PDScope or PDBaseII systems. It is suitable for on line or off line PD tests onrotating machines, for both spot measurements and monitoring applications. A BNC termination is available to connect the coupler through a coaxial cable.
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UltraTEV Detector
The UltraTEV Detector is the ideal instrument for initial PD surveys. EA Technology's UltraTEV Detector identifies faults BEFORE they lead to failures by testing for critical PD activity using both internal and surface sensors. This device is essential to personal safety and due to its self-explanatory LED display system requires minimal training.
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Partial Discharge
Partial discharge (PD) is a local electrical discharge that occurs in imperfections or inhomogeneities. The partial discharge measurement is a so-called “non destructive test” to determine the quality of insulating materials. On the contrary of pure high-voltage test, th test item is not pre-damaged at low PD levels.
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Online PD Spot Tester
Liona
BAUR Prüf- und Messtechnik GmbH
Cable testing and diagnostics with the BAUR liona. Liona is a portable online PD spot tester for measuring and locating partial discharges in cables and switchgear during normal mains operation. Liona lets you test cable systems and electrical equipment online without switching off partial discharge activities, and then generate trend analyses. Even a PD spot test (duration: 5-10 minutes) is capable of reliably assessing the current status of your system.* Automatic PD detection during normal mains operation (without switching off the cable route)* With DeCIFer technology: PD identification based on 500 million measurement results* Precise online PD mapping with PD transponder
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Cable Partial Discharge (PD) Spot Testing And Locating
PrecisePD
PrecisePD is an on-line PD Spot Testing and PD location system for Cables and Switchgear with advanced signal processing, used for the detection of PD in high noise environments.
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Data Analysis
Power Monitoring and Diagnostic Technology Ltd.
PMDT Engineers are always available to review your test samples and to provide guidance to users in the field. Our PD experts have the ability to accurately analyze various types of field test data based on PRPD/PRPS spectrums, waveforms and audio files collected during a field test.
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PD Free Test Transformer
Wuhan Fanke Transformer Manufacture Co., LTD
PD Free Test Transformer
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Inductive Sensor
HFCT Ø 30-39-50mm
Techimp HFCT is an inductive sensor for partial discharge measurements. It is suitable for on/off line PD tests on many electrical systems (cables, transformers, rotating machine, etc..). It has to be applied to the ground connection of the system to be tested.
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PD Coupler
Techimp Capacitive PD Couplers offer both the PD and sync signals references, allowing a thorough investigation of the signal originating inside the asset they are connected to.Techimp Couplers are individually tested according to the following international standards: IEC60358; IEC60694; IEC60270.
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Reticle / Mask Particle Detection System
PR-PD2HR
In semiconductor plants, where high performance and demanding functionality are required, the HORIBA PD Series'' high operating rate and long-term dependability have earned it a solid reputation. Inheriting a transfer system that has proven to provide stable, high performance and superior throughput over long operating periods, the PR-PD2HR now offers the most sensitive detection in the series with exclusive signal processing that can detect particles as small as 0.35 m.
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Partial Discharge Expert Diagnostic and Location System
PDExpert
Power Monitoring and Diagnostic Technology Ltd.
The PDExpert is PMDT's third level of Partial Discharge (PD) Expert Diagnostic and Location System. It is a powerful, portable, multi-channel system of impeccable design used to analyze and pinpoint PD signals coming from a power asset within centimeters while the power system is energized. The system consists of UHF, AE, HFCT and ultrasonic sensors, one advanced UHF/PD signal processing unit, one oscilloscope, filters and other accessories.The system employs ultra-high speed data acquisition and advanced digital signal processing technologies, compares the UHF, AE and HFCT signals of different frequency ranges to determine if it is PD or noise, and locates the source in power assets accurately by utilizing Acoustic-Electromagnetic Combination Location Technique, time Difference of Signals' Arrivals (TDOA), and 3D Positioning Technology.
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Play Detectors - Lift Mounted
Approved for ATL and one man testing, Boston hydraulic play detectors lead the field with more features and benefits than any other unit available on the market. Compared to some, a Boston PD provides substantially more force, extra moving-plate travel and a larger plate area.
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Horn Antenna
Horn antenna is a partial discharge sensor designed to receive electromagnetic (EM) emissions from a PD occurring in electric assets like GIS and GIL or MV and HV power transformers. It is a broadband antenna with a flat response which makes Horn antenna suitable in a number of different applications. It has been optimized to operate in a frequency range suitable for PD activity monitoring and it was designed to provide maximum sensitivity and high gain.
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PD Surveyor with RFI & EMI Diagnostics
PDS200
The Doble PDS200 is a combination survey tool that uses radio frequency interference and electromagnetic interference diagnostics to find signs of partial discharge.This hand-held instrument is an ideal tool for a condition based maintenance program, allowing you to quickly find insulation defects in motors, generators, transformers, cable terminations and additional substation components.
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LLDP Emulation
The IEEE 802.3 specifications require that Type 2, Type 3, and Type 4 PDs implement PoE LLDP and use the Power via MDI TLV for power negotiation. This requirement therefore applies to any PD that draws more than 13 watts. The PDA-600 family includes an option to flexibly emulate any PSE while capturing and analyzing the LLDP power negotiation protocol from a PD.
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High Frequency Current Transformer
HFCT Ø 140mm
Techimp Clamp High Frequency Current Transformer model 140 is an inductive sensor for partial discharge measurements. It is suitable for online /off line PD tests on : large diameter cables ; grounding rod bar ; etc. A TNC termination is available to connect the Clamp HFCT 140 to the TechImp PD analyzer : PDCheck , PDBase etc. The arrow indicates the requested input current (Iin) direction to get coherent output voltage (Vout) polarity respect to ground. When the sensor is installed with the arrow directed to ground, the detected voltage signal (Vout) has the same phase of the input current (Iin).
