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Westek Electronics Pty Ltd

 

| Components & Compliance Testing

EMC compliance & benchtop electronic instruments; ferrites, RFI-, harmonics- filters (active, passive); Power quality, electrical safety and protective relay testing instruments; AC & DC power supplies; Variacs, solid-state components.

The EMC compliance instrumentation covers radiated and conducted emission/immunity, includes antennas for shielded room and anechoic shielded rooms including vehicle testing, GTEM cells, electrostatic immunity testing and automotive EMC testing systems, receivers and power amplifiers, antennas and testing software.

RFI shielding components include common-mode filters for chassis mounting, printed circuit boards, inductors, capacitors, toroidal and wound ferrites, pulse transformers, electromagnetic shielding braids, gaskets and tapes.

Power quality and harmonics mitigation includes passive and active filters to ratings in excess of 500 kVA; output filters and chokes, dV/dt filters, sine wave and common mode filters to extend motor life; and transient mitigation MOV devices. Westek also offers power quality monitoring relays.


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Protection Relay testing instrumentation (ARTES series) is suitable for all manner of distance, impedance, phase, earth/phase fault, synchronicity relays, at generator, switchyard, transmission and distribution levels. Software provides comprehensive testing & reporting regimes.

Circuit Breaker testing instrumentation (ACTAS series) is suitable single and multi contact uni/multi-pole HV, MV and LV breakers. Monitoring of operations includes coil current, contact travel, static & dynamic contact resistance, auxiliary contact operation. Analysis software provides testing control, analytical results and reporting.

The SHERLOG series systems monitors network frequency stability, harmonics, flicker, waveform faults, under- and over voltage, swells, sags, switching event recording. SHERLOG may be combined in overall generator, transmission, and distribution networks utilising GPS synchronising. Software packages provide analysis, testing control & reporting.

Power quality instruments comprises of single and three-phase analysers with harmonics analysis, power measurement including stand-by power measurement. Electrical safety testing includes ground bond testing, dielectric strength & insulation resistance testers, & leakage current measurement.

Benchtop instrumentation includes multimeters, universal counters/frequency meters, signal/arbitrary function generators, DC loads and power supplies, LCR and transformer testers.

Westek supplies precision AC power supplies in frequencies from 50 to 1000 Hz suitable for analytical and IEC, EN, etc conforming tests, defence and aeronautical engineering with on-board analysis instrumentation. Power supplies are available in ratings to 1000 kVA.

Variable transformers include manual/remote-driven systems, with air and oil cooling to suit laboratory as well as industrial applications and rectifiers, fast recovery diodes, rectifying bridges, clamping devices, fast-acting rectifier fuses, inverter assemblies & controls.

Products and Services


 

AC & DC Power Supplies

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California Instruments Argantix XDS, KDC DC Power Supply
California Instruments offers a range of programmable DC Power supplies for a wide range of applications under the Argantix brand name.

California Instruments Model 2253ix AC Source
California Instruments Model 2253ix AC Source Available From Westek Electronics

California Instruments MX Series AC/DC Power Source
The MX Series Power Source range from California Instruments offers high levels of AC and DC power in a relatively compact floor standing cabinet. Available in power levels starting at 15 kVA, the MX Series Power Source represents the most versatile AC/DC power system available today.

Powerstax Modular DC & AC Power Supplies
Powerstax provides standard and custom AC & DC power solutions for centralised and distributed power (DPA) in a broad range of applications including hot swap front end AC-DC bulk power, DC-DC converter bricks and programmable, modular rack mounted Power Supplies, for use in Telecoms, Datacoms, IT, Industrial, Test & Control, Transportation, Avionic, Defence, Medical and all commercial markets.

 

Bench Top Equipment

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Motech MT4080A LCR Meter, Hand Held
The MT4080A LCR Meter is the first handheld meter of this type on the market, with a wide range of test frequencies up to 100KHz and many measurement parameters including Z, L, C, DCR, ESR, D, Q, and Theta as well.

Picotest M3500A 6.5 Digit Multimeter
The Picotest M3500A 6.5 Digit Multimeter with USB port and optional 10 channel scanner card is suited to R&D, scientific as well production and service tasks. Very importantly, the Picotest M3500A 6.5 Digit Multimeter is equipped with USBTMC compliant port.

Prodigit 3311D Series DC Electronic Load
Prodigit recently released a range of multifunction DC Electronic Loads including the 3311D 300W Electronic Load. Capable of sinking up to 60 amps and a maximum voltage of 60V DC the applications are many, including:

 

Capacitors

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Electronicon Power Electronic Capacitors
Electronicon capacitors are ideally suited to demanding power electronics applications such as commutation, filtering, smoothing and surge discharging by virtue of their ability to withstand high RMS, peak and surge currents.

 

Connectors

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Würth Connectors
A large range of connectors and connection systems suitable for printed circuit boards are available:

 

Electrical Engineering Test Equipment

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KoCoS ARTES 100 Relay Test System
The new KoCoS ARTES 100 relay test system is suitable for the testing of electronic and electro-mechanical protection relays and can also be used for primary injection testing of smaller rated circuit breakers using maximum testing currents of 250 Amps.

KoCoS EPOS 300 High Accuracy Current Voltage Source
The new KoCoS EPOS 300 Electronic Current Voltage Source is suitable for the testing of electricity meters, protection relays, fault recorders, power meters, power quality analysers, etc.

KoCoS PROMET 100/200/600 High Precision Micro Ohm Meter
The new micro ohm meters of the PROMET product range use state-of-the-art power electronics to generate a freely adjustable test current of up to 600 Amps which is fully independent of the supply voltage.

KoCoS METES 340 REF High Precision Meter Test System
The new KoCoS METES 340 REF High Precision Meter Test System is suitable for testing and calibration of revenue meters.

 

EMC Test Equipment

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SAC-3 Plus RF Anechoic Chamber from Frankonia
In order to meet the performance requirements of the new site validation standard CISPR 16.1.4 Ed.2 (2007) for SVSWR, Frankonia have launched a new RF anechoic chamber, the SAC-3 Plus.

Automotive EMC Test Equipment by Teseq
Automotive EMC Test Equipment by Teseq; formerly Schaffner Test Systems

EMC Test Equipment by Teseq
EMC Test Equipment by Teseq; formerly Schaffner Test Systems

 

Filters for Variable Speed Drives

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MTE Harmonic Filters, Chokes & Other Harmonics Mitigation Products
Problems due to harmonics include:

MTE Variable Speed Drive Motor Protection dv/dt Filters
The MTE Series A dV/dt filters are designed to protect motors from the destructive effects on insulation of both motor windings and drive cable insulation.

MTE Sine Wave Filters
The MTE series A sine wave filters provide a smooth sine wave voltage output for variable speed drives. The filters are suitable for PWM modulated inverters with switching speeds between 2 and 8 kHz.

 

Harmonic Filters & Chokes

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MTE Harmonic Filters, Chokes & Other Harmonics Mitigation Products
Problems due to harmonics include:

AIM Active Harmonic Filters
AIM FA Filters

 

Power & Energy Analysers

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KoCoS EPPE W8 Power Quality Analyser with IP 65 Protection
The EPPE W8 Power Quality Analyser is a Power Quality Analyser of robust design which has been specially developed for use in harsh environmental conditions. The shock-resistant housing complies with IP65 and is therefore fully protected against dust and water jets.

Voltech PM1000+ Power Analyser
The Voltech PM 1000+ precision power analyser is suitable for single-phase power and energy measurement of power circuits, industrial and domestic appliances, linear and switch-mode power supplies and can also be used to measure inrush parameters under zero-crossing or peak values (utilising the Voltech PS 1000 Inrush Switch).

Voltech PM3000A Three-phase Power Analyser
The Voltech PM3000A three- and single-phase Power Analyser is suitable for the measurement of all phase and line current and voltage parameters, total and displacement power factor, power and energy, comprehensive harmonics for voltage and current as well as short- and long-term flicker in compliance with IEC requirements.

The Voltech PM 6000 Multi Phase Power Analyser
The PM6000 Multi Phase Power Analyser is ideal for making measurements of electrical power on any electrical or electronic product. From low-power standby measurements on wall chargers, through domestic and office equipment to high-power traction power electronics, the PM6000 Multi Phase Power Analyser will make reliable and accurate measurements every time.

Power Quality Monitoring Relays
The new Power Standards Laboratory PQube DIN-rail mountable power and disturbance monitoring relay captures voltage disturbances and time-stamped waveforms, storing captured information on a plug-in 4 GB SD card that provides exportable CSV Excel-compatible and GIF picture files.

 

Pulse Transformers

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Schaffner Pulse Transformers
A Schaffner pulse transformer can provide excellent galvanic isolation for driving IGBTs, firing thyristors, triacs, power MOSFETs, DC-to-DC converters and data transmission circuits.

 

RF Amplifiers

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Ophir RF Broadband & Band Specific RF Amplifiers
OPHIR RF's standard line of robust RF Amplifiers has continuously evolved to meet the challenging requirements of current and emerging technologies.

 

RFI filters & Components

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Schaffner EMI & EMC Filters For Power Inlets & PCB Mounting
PCB EMI filter

Schaffner Single & Two-Phase Chassis Mounting EMI Filters & Feed-Thru EMI Filters & EMI Capacitors
This type of Schaffner EMI filter is designed for fast chassis mounting and has excellent RFI attenuation properties because of the use of high saturation chokes.

Schaffner EMI Three-phase Filter
A state of the art high performance RFI filter, with multi stage options.

Würth Common Mode RFI Inductor & EMI Filter
A high RFI impedance Wurth common mode EMI inductor suitable for filter applications and direct use.

Schaffner NEMP & Tempest EMI Filter Applications
Specially designed, three-stage EMI filter for military applications, meeting highest attenuation requirements from a few kHz to 5 GHz. EMP and NEMP requirements are met through EMC filter surge suppression circuitry including gas discharge tubes.

Schaffner EMI Suppression Choke
Schaffner EV/EH series RFI common mode suppression chokes

Würth Conductive EMI Shielding Gaskets
Würth Conductive EMI Shielding gaskets; conductive EMC shielding stampings; conductive foam; conductive nylon weaves; woven EMI shielding strings; RFI shielding sheets and tapes; earthing cable connectors, earthing EMI belts and straps; flexible absorber EMI ferrite sheets.

Schaffner Customised EMI & EMC Filter Solutions
Schaffner's standard products satisfy an extremely diverse range of EMI and conducted RFI requirements.

 

Safety Testers & Hipot Testers

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Vitrek V4 AC & DC Hipot Electrical Safety Tester
The Vitrek V4 AC & DC Hipot Electrical Safety Tester available from Westek

 

Semiconductor Components & Systems

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Powerex Semiconductor Devices & Systems
The Powerex range of produts includes:

Applied Power Systems Semi-conductor Devices & Rectifier Assemblies
The products include leading edge, high technology, power semiconductor solutions for power stages and gate driver boards, such as high power inverter, converter and AC Phase Control Power Stages as well as Gate Driver Circuits for IGBT, SCR and MOSFET devices, fibre-optic interfaces, high voltage drivers for IGBTs and SCRs, Snubber boards, etc. In addition, a complete line of high power semiconductor assemblies and rectifier bridges is available.

 

Surge Protection

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Zymax Surge Protection
The Zymax range of high energy rated surge suppressors encompasses power shunt protectors suitable for 240 volts single-phase supplies, combination surge suppression and RFI filter units also suitable for single-phase 340 volt supplies; three-phase surge protection barriers, as well as surge protection devices for field mounted process control devices, data cables, video and CCTV protection, and aerial protection.

 

Variable Voltage Transformers

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Dimmerstat Voltage Controls
The Automatic Electric Dimmerstat continuously variable auto-transformers are the World's most reliable, proven technology to deliver efficient, smooth, and continuous voltage control whatever the application.

http://www.westek.com.au/ | Components & Compliance Testing