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
Portable PD Analyzer
AQUILA
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A compact and portable Partial Discharge acquisition unit, which allows to detect and analyze partial discharge activities in all electrical assets: from power cables to transformers, rotating machines and switchgears, together with the right combination of sensors and accessories. AQUILA comes with a full range of options, ideal for field testing.
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Product
PoE PD Test Solutions
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Explore PoE PD Test solutions from Sifos Technology. What type of testing does your Power-Over-Ethernet Powered Device need?
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Product
PD (Partial Discharge) Tester
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Weshine Electric Manufacturing Co., Ltd
Using the Windows system operating platform, you can freely choose ellipse, straight line, sine wave display, two-dimensional, three-dimensional graphic analysis mode, spectrum window, Q-V-F three-dimensional characteristic window, and static detailed measurement, observation and analysis of partial discharge pulse of one-cycle test voltage .
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Live PD Emulation For The PSL-3424
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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.
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Product
PD Monitoring systems
TECHIMP PD Hub™
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Techimp’s Partial Discharge (PD) Monitoring systems usually consists of a Central Unit and distributed Data Acquisition Units – the PD Hub™ - able to acquire and process the PD signals locally detected through PD sensors installed on each of main electrical assets (generator, transformer, HV cables and GIS).
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USB PD Test System
6050
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Single Output USB PD USB PD basic version：the single-group test systemarchitecture is as shown in the table, 5302A AC Source, 3302F + 3310F series and9922-R Quick Charge Controller.
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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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PoE Testing Chassis & PD Emulation
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Can test the PoE performance of the DUT. In addition, it has a function of bypassing data, supporting fast Ethernet data transmission.
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PD Measuring System
TEM
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Partial discharge test system for laboratory or on-site measurement according to VDE 0434, IEC 60270 and EN50178 consisting of:*Partial discharge meter TMG*High-voltage coupling capacitors for decoupling of the PD pulses*Partial discharge calibrator TPK for determining the correction factor in the PD test circuit
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Product
Portable PD Diagnostics System
PD-TaD 60
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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 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
Bi-Directional-Coaxial LD/PD Module
BiDi-F1000 (FTTx)
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Hangzhou Huatai Optic Tech. Co., Ltd.
Laser optical: DFB or FP. DFB laser optical: with isolation or without isolation. Low threshold current and operating current. High output power. Built-in InGaAsP monitor PD. High responsivity, InGaAs planar PIN detector. Wide temperature range operation(Tc=-40℃to+85℃). Fiber ITU-T G.657 Bending low loss, fiber optic cable features
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Product
Fibre Linked EHV And Distributed Assets PD Monitoring System
EHV-PDM
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The EHV-PDM is a PD monitoring system designed for application on critical EHV and distributed assets, where the monitoring point could be many hundreds of metres or tens of kilometres apart. Fibre linked monitoring points transmit PD data over long distances to the main monitoring unit, which then processes the data and displays the results on a secure customer web front end.
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Product
Gas-insulated AC Test System
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Yangzhou Power Electric Co., Ltd
The test system is used to do AC voltage withstand test and PD measurement for high voltage insulation products, combined electrical equipment, instrument transformers, etc.
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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
TEM Antenna
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TEM antenna is a broadband antenna with a flat response which makes TEM suitable in a number of different applications. It has been optimized to operate in a frequency range typical for PD activity and it was designed to provide maximum sensitivity and high gain. Its compact and robust design (passive sensor) makes TEM the optimal sensor for direct installation on medium voltage Switchgears and motors. It can be virtually applied in any electrical equipment provided that it has apertures or EM transparent surfaces.
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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
Capacitive Divider
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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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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
Sensor Technology
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Power Monitoring and Diagnostic Technology Ltd.
PMDT is the only manufacturer to utilize all 5 types of online partial discharge sensor technology. Using multiple sensing methods ensures that PD activity is always discovered, located, and characterized. PMDT's handheld PDetector and PDStar units have more capability than the high-end diagnostic equipment of the past. The small handheld, battery powered unit can completely perform the test and analysis without the need of a PC. PDetector, PDStar, and PDiagnostic instruments feature high-resolution phase-resolved analysis of PD signals (PRPD and PRPS) in real time, so you get your test results instantly!
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Product
PSA-3000 / PSL-3000 Software
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Included with every PSE test instrument in the PSA-3000 family are PSA Interactive (GUI) and PowerShell PSA (script automation) software. Whether running test suites, setting up PD emulations, analyzing specific PSE behaviors, or automating QA tests, PSA Software enables high productivity and rapid results.
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Shielded Rooms
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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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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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AC Hipots for Factory and Field Testing
HPA Series
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HPA Series test sets perform AC withstand and PD testing (most models) on higher capacitance loads, offering up to 40 kVA and 300 kV AC
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Partial Discharge Tester
19501-K/19500
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Chroma 19501-K partial discharge tester combines hipot test and PD (partial discharge) detector functions in one instrument. The device is capable of a maximum 10kV AC output with leakage current measurement range of 0.01uA and a minimum partial discharge detection of 1pC. The tester is specifically developed to test high voltage semiconductor components and high insulation materials.
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Pocket-Sized Analyzer for Capturing & Decoding USB 2.0 Devices
Mercury T2C / T2P
Analyzer
The pocket-sized Mercury T2C & T2P capture and decode the widest range of USB 2.0 device classes plus Type-C link states and Power Delivery 3.0 messages. Both the Mercury T2C and T2P utilize the industry leading CATC Trace analysis software for verifying and debugging USB and PD protocol issues. Now there are two base models to choose from; the original Mercury T2C and the new Mercury T2P, which adds the Power Tracker graphical view of VBUS and CC voltages.
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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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Multi-Channel PD System Locator
PDiagnostic Series
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Power Monitoring and Diagnostic Technology Ltd.
The PDiagnostic is a portable system that utilizes Ultra-High Frequency (UHF), Acoustic Emissions (AE), High-Frequency Current Transformer (HFCT), and Transient Earth Voltage (TEV) sensors to detect, analyze, and locate the PD signals in real time for a multitude of medium and high voltage electric power equipment.The multi-channel PDiagnostic system locates PD on power equipment down to a meter by utilizing Acoustic-Electromagnetic Combination Location Technique, Time Difference of Signals’ Arrival (TDOA), Partial Discharge Signals Separation (PDSS), and 3D Positioning Technology with PC software included.The system features advanced PD diagnostic capabilities, automatic PD type pattern recognition, and accurate PD location capabilities. The PDiagnostic is an ideal trouble-shooting tool for your PD programs. Severity is determined and maintenance suggestions are provided accordingly.
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Product
Laser Diode Driver
S-101
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LD Driver slot module of FOTS system is an efficient module that is user centered, which can drive various kinds of laser diode for the use of optical signal transmission or light source. The module has a built in LD socket, in which LD of 14 pin butterfly type is installed, which makes it possible for the user to change the LD he or she wants to drive when needed. It is leaded to get rid of the inefficiency of expense, at which various types of expensive united source module needed are purchased. By operating monitoring PD and high-performance processor that are installed inside the module, the output power and temperature of LD can be driven accurately and stably. The laser diodes can be modulated internally in square, sinusoidal, and triangular waves and its output power and temperature can also be maintained the level set by the user. In order to realize the various functions, the efficient and multi-functioned control programs with high speed processor, LCD monitor or GUI for remote control are available.
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PLC's
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The EPL101 PLC is a circuit board OEM PLC. The EPL101 has 4 analog inputs, 7 digital inputs and 2 inputs for Encoders. It has 6 relay outputs, 5 that are rated for 5 Amps and 1 relay rated for 16 Amps. It also has an analog output 0-5 Volts. The outputs can be simple on off or P, PI,PID or PD control. The EPL101 accepts inputs from K, S, T, R, J or E type thermocouples, Pt100, Ni100 RTD'S. NTC10K thermistor inputs. The EPL101 also accepts inputs from sensors with 4-20mA, 0-20mA, 0-20mV or 0-1V signal. It also has 6 digital PNP inputs up to 1 Hz and 2 NPN inputs up to 2 K Hz.
