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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Product
PD-200 High-Speed High-Power Photodetector
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These high speed photodiode, PD-200, is hermetically sealed, high reliability, low harmonic distortion photodiode modules designed for high optical power applications with minimum bandwidths of 20 GHz. The device is well suited for receiver applications with optical pre-amplification, and is available either with or without an internal 50Ω termination. The photodiode module is available in either a V-connector package or a miniature surface mount package with CPW (coplanar waveguide) RF output.
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Product
Rapid PSE And Chained Data Test Of 4-Pair And 2-Pair PSE's
Chained Data Test Support for 802.3at and 802.3bt PSE's
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Intuitive graphical user interface. Configures up to 24 2-Pair or 4-Pair ports for "snaked data path" testing. Verifies all PSE connections in the defined data path. Sequences user-defined PD emulations and PSE powering.Verifies powering to user-defined loading on all selected ports. Configures looped data paths across the selected ports. Support of 802.3at / 802.3bt LLDP power negotiations (PSL-3424L).
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Product
Power over Ethernet (PoE) DC/DC
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An isolated 25W, PC/104-Plus form factor, 802.3af/at compliant, PoE PD power supply. The Class 4 signature supports up to twice the power of 802.3af compliant PD devices. Designed to power a single board computer from DC power extracted from a CAT5 cable sourced by an 802.3af/at compliant PSE device configured as either an endpoint or midspan device.
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Product
40Gb/s Coherent Receiver
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The integrated 40-Gb/s DP-QPSK receiver incorporates two 90° optical hybrids with four pairs of balanced photodetector (PD) and four linear TIAs into a single butterfly package. Unlike other technologies in which the polarization beam splitter (PBS) and/or the power splitter (BS) are not included, Optoplex’s receiver includes both of them with the optical hybrids, PDs and the TIAs to offer a fully integrated solution which will benefit users in terms of completely removing fiber routing and the skew management. The integrated receivers work at the symbol rate up to 12.8GBaud/s.
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Product
Powered Device Analyzer for 802.3at
PDA-602B
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Emulate all Type-1 and Type-2 PSE’s, powering 2-pairs up to 41W at all PD input voltages. Optionally supports 802.3at PD Conformance Test Suite and LLDP emulations.
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Product
Handheld Online PD Detector
PD-SGS
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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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Product
PDBase II
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Even very skilled operators will find hard to make a diagnosis, in situations as the one mentioned above, through a mere visual evaluation of the pattern graph . Techimp new technology bases itself on the principle that efficient separation and identification of PD data can be achieved collecting PD pulses themselves and not only, as digital instrumentation commonly available does, PD pulse peak and phase.
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Product
Power Measurements For The 3000A/T/G X-Series
D3000PWRB
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The power software package for Keysight’s InfiniiVision 3000A, 3000T, and 3000G X-Series oscilloscopes enables a broad range of automated power supply characterization measurements including critical frequency response measurements (3000T/G X-Series only) such as power supply rejection ratio (PSRR) and control loop response. This package also enables hardware-based pass / fail mask testing and USB PD triggering and decode (3000T/G X-Series only).
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Product
Electric Vehicle AC Charging Compatibility ATS
8000
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It is a customized system for Electric Vehicle AC Charging Compatibility testing.Hardware : Integrated by AC Source/Power Meter/DC Source/Function Generator/Scope/ EVSE CP & PD Simulator…。Software : Fully complies with SAE-J1772, CNS15511 test requirements
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Product
PMA Suite For The PSA/PSL-3000: 802.3at (30W) PSE's
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In-Depth System Testing of 802.3at and 802.3bt 2-Pair PSE's Using PSA-3000 or PSL-3000 instruments. Concurrently Analyze Up To 192 PSE Ports. Robust Emulation of Type-1, Type-2, and Type-3 (Class 4) PD's Including PoE LLDP. Assess PSE Power Administration Decisions. Assess PSE Power Management Behaviors. Static and Transient Reserve Capacity Analysis. Per-Port Variation and Uncertainty Analysis. Assess PSE Power Reliability Over Time.Colorful and Graphical Pop-Up Spreadsheet Reporting. Available to PSA-3000 and PSL-3000 as part of the Live PD Emulation license feature.
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Product
Measurement Of Surface Tenison Using The Pendant Drop Method
SURFTENS PD
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Optik Elektronik Gerätetechnik GmbH
SURFTENS PD is an image processing software for measurement of surface tension of liquids by pendant drop method. By help of drop shape analysis the surface tension is calculated, using the form parameters of the pendant drop. SURFTENS PD is used in connection with OEG equipment, but also available as standalone solution for applications of customer.
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Product
Partial Discharge
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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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Product
Partial Discharge Meter
APD-LT
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The APD-LT equipment is a partial discharge meter in cable accessories (heads or insulators) to improve safety and maintenance. The PD level is presented numerically in the wireless unit.
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Product
Handheld PD Tester
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Weshine Electric Manufacturing Co., Ltd
TEV partial discharge inspection instrument uses two emerging technologies, transient-to-ground voltage (TEV) measurement and ultrasonic (US) measurement, to detect faults in switchgear. The equipment is portable and easy to operate. The TEV sensor is attached to the wall of the box, and the US sensor scans and detects along the gap on the switch cabinet.
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Product
Live PD Emulation
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Flexibly Mimic Class 0 to 4 Powered Device Per PSA/PSL-3000 Test Port. Configure up to 192 Simultaneous IEEE 802.3 PD’s. User-Defined Class 0 - 4 Powered Device Modeling with or without Cable Loss. Emulate 802.3at PoE-LLDP Negotiations and Power Adjustments. Monitor Multi-Port Live Emulation Status. Available to PSA-3000 and PSL-3000 Platforms as optional license feature.
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Product
Partial Discharge Tester
GTPD-4C
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GTPD-4C partial discharge comprehensive tester is the new generation of digital PD measurement and analysis instrument. The instrument has a strong ability of comprehensive analysis of partial discharge and detection of partial discharge in small signal and strong interference environment. With different accessories, it can measure and locate the partial discharge in any high voltage electrical equipment. It can realize testing the transformer partial discharge by applying the voltage on the three phases simultaneously.
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Product
TEV Antenna
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TEV sensor is a partial discharge sensor whose working principle is based on a direct Capacitive coupling with a Switchgears earthed metal case. The two ends of TEV sensor can be coupled magnetically to virtually any opening on a metal Surface. It picks up the electric signal given by PD activity onto the two metallic surfaces. Thanks to its special design has high sensitivity, larger than other single ended TEV sensors. His compact and robust design (passive sensor) makes the TEV the optimal sensor for direct installation on medium voltage Switchgears.
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Product
Software for the Development and Implementation of Test Programs using IEEE 1641
newWaveX Suite
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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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Product
PPS Clamp Transformer
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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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Product
Portable PD Monitoring of Medium and High Voltage Power Equipment with UHF, AE, and HFCT
PDiagnosticM
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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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Product
Tap Adapter
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Techimp Voltage Tap Adapter is gender changer which allows the user to connect to the test tap (sometimes called power factor tap) of high voltage transformer bushings.While keeping the test tap well below the safety voltage level required by the manufacturer, the Tap Adapter lets the user to drain high frequency PD signals for diagnostic assessment of insulating materials.A synchronization signal can be derived as well.It is suitable for both single shot as well as continuous PD monitoring.Although it must be customized on the basis of the shape and dimension of the test tap (to be provided by the Customer), many models are readily available for the most established transformer bushings. A list of the presently available models is reported below.Several thousands of hours of operation are a guarantee of reliability and accurate design.
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Product
Partial Discharge Testing Equipment
3i
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The portable multipurpose 3i device (Intellectual Insulation Indicator) is for eff ective high-voltage equipment insulation monitoring on-line. The 3i device measures and analyses partial discharges (PD). For eff ective PD measurement and noise rejection, there are two types of sensors used in the device: the acoustic sensor and the TEV sensor. Both the sensors are built into the device case, and so do not need any connection cables. The device is supplied in a strong metal case; at the faceplate there are the colored screen and two buttons: power button and function button.
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Product
Partial Discharge Testing Equipment
PD-Analyser
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This is an ‘All in One’ solution for testing and analysing partial discharges in the insulation of high-voltage transformers, cables, GIS and electric machines. The DIMRUS ‘PD Analyser’ help diagnose their insulation state and find any type of defects very effectively.It can be used for temporary or constant monitoring of partial discharge in medium and high voltage systems and cables of any rated voltage.The PD Analyser is the most useful device for condition estimation of high-voltage insulation. This multipurpose device is designed for -Partial discharge measuring in high-voltage insulation at a high noise level.Fast detecting of the defects in different high-voltage equipment and identifying how dangerous they are.
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Product
Universal PD & EMI analyzer
Spark P3
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Doble Spark P3 is a universal partial discharge (PD) and electromagnetic interference (EMI) analyzer that uses a software defined radio signal detector to identify characteristics of insulation system deterioration that could lead to the failure of high voltage equipment. It detects signals from suitable sensors in a frequency range between 9 kHz to 2 GHz for PD and EMI, and DC to 500k Hz for acoustic and reference voltage measurements.
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Valves Testing Equipment
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A PD or PHD Pinhole Detector is ideal as it has an audible alarm which sounds when a fault is found. Additionally, the test voltage can be set accurately, which is particularly important when testing thin linings. A DCCT mains-powered porosity tester can be used if the process needs to be incorporated into a production line
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UltraTEV Plus
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The UltraTEV Plus is the latest innovation being introduced to the award winning UltraTEV range. This easy to use instrument incorporates additional sensing capabilities and real time advances analytical features enabling you to distinguish between true PD, noise and other interference allowing you to make better decisions while saving time and money and enhance the safety of your staff and your network.
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Product
Temperature Controller
2500
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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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PD Test Systems
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1. Number of channels: 2/4 electric signal interfaces & 1 EXT interface 2. Sampling frequency: maximum 200MGa/s 3. Sampling precision: 12bit 4. Range: 0.1mV~20V 5. Range switch: 1mV, 2mV, 5mV, 10mV, 20mV, 50mV, 100mV, 200mV, 500mV, 1V, 2V, 5V 6. Frequency band range: 1Hz-60MHz 7. Range non-linear error: 5% 8. Range of capacitance for test object: 6pF~250µF 9. Power source mode: internal lithium cell / AC 220V 10. Display: 6.5 inches TFT LCD 11. Resolution: 640×480 12. PV: 4GB 13. Hard disk: 32G stiff disk used for storing the test data
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Partial Discharge Detecting Detectors
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Hangzhou Xihu Electronic Institute
Including pulse current PD detecto, high frequency PD detector, transient earth PD detector, ultra high frequency PD detector, and ultrasonic PD detector.
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High Voltage Probe
PD-28
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Kusam Electrical Industries Limited
Most Digital Multimeters can measure AC Voltage up to 750 /1000V and DC Voltage upto 1000V DC. To extend the measuring range of the digital multi meter for low - power , high - voltage , high impedance circuits such as TV, Video Monitors.
