About Us


W. S. Test Systems Private Limited is a reputed Manufacturer and Supplier of Electrical Testing & Measuring Equipment such as High Voltage Construction Kit, Impulse Voltage/Current Generator, High Voltage AC Tests Sets, High Voltage DC Test Sets, Partial Discharge Meters, Measuring/Coupling Capacitors, SF6 Filled standard Capacitors, Measuring Spark Gaps, Impulse Multiple Chopping Gaps, Compensating Reactors , Impulse Resistors & Inductors. Our products are designed to be energy efficient and easy to work with. They are known for aesthetic & skilled workmanship for long lasting performance & efficiency with accuracy in line with respective National & International Standards. Range of different variants are available to suit every requirement at very reasonable price commensurate to best performing products leading the market.

Products Overview


  • Modular High Voltage Construction Kit Inter-convertible High voltage construction kits are available in the ranges 100kV to 300kV AC and 140kV to 400kV DC, 420kV impulse and fully satisfy IEC 60060 and IS/IEC 60071

     

    • These kits are specially designed for educational institutions for under graduate, post graduate and research studies / experiments with all requisite safety specialties and can be very easily dismantled and reassembled in short time by students
    • These kits are also well suited for small/medium voltage equipment testing like vacuum interrupters, lightning arresters, insulators, small transformers, switchgears etc
    • These kits are suitable for integration with partial discharge measuring equipment and capacitance & Tan delta bridge
    • These kits provide a very good alternative for small laboratories for R&D at a very reasonable price. They also require small space in comparison to the regular large designs
  • Impulse Voltage Test Systems with Control / Data Acquisition System & Multiple chopping Gap as per IEC 60060 and typically suitable to test the Transformers manufactured as per IEC 60076 and other electrical Transmission & Distribution products as per their respective standards
    • 100kV, 2.5 to 10kJ per stage regular electromagnetically controlled generators up to 2000kV, 200kJ
    • State of the art 200kV, 10kJ to 20kJ per stage pneumatically controlled noise free generators up to 3000kV, 300kJ
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  • Impulse Current Generators to test assembled lightning arrestors for Lightning Impulse Residual Voltage Test as per customer requirements. We also have the capability to design & supply Impulse Current Generators to test the Lightning Arrester Blocks for Long duration current impulse and short duration tests
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  • High Voltage AC Test Systems from 100kV, 5kVA to 800kV, 800kVA as per IEC 60060 along with requisite Controls, AC Peak Voltmeters and Voltage dividers up to 800kV
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  • Measuring Capacitors/Voltage Dividers for high Voltage AC measurement up to 800kV
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  • Measuring & Coupling Capacitors for AC/PD measurement up to 800kV
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  • High Voltage DC Test Sets: Variety of special DC High Voltage Test Set systems for Power Capacitor Testing ranging from 50kV to 500kV and also for other testing & research purposes are available. DC High Voltage Test Sets have measuring systems conforming as per IEC 60060. We have capability to design & supply DC Test Systems up to 1.2MV
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  • Partial Discharge Meters has three models of DTM-D, DTM Integrated and DTM Modular, which fully satisfy as per IEC 60270. Our PD meters measures both PD in pC and RIV in µV. Partial Discharge Meters feature a selective filter for variable centre frequency ranging from 600kHz to 2400kHz. Alternatively fixed bandwidth wide band filter with a bandwidth of 40 to 220kHz
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  • SF6 filled Standard Capacitors for integration with C & Tan Delta Bridge from 50kV to 400kV, with Tandelta < 5X10-5
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  • Measuring Spark Gaps: Sphere gaps from 100mm to 500mm diameter for high voltage measurement, impulse chopping and calibration purposes
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  • Impulse Multiple Chopping Gaps: Electromagnetically & Pneumatically controlled state-of the art Multiple Chopping Gaps for integration with Impulse voltage Generators, ranging from 200kV to 3MV
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  • Compensating Reactors for reactive power compensation used along with high voltage AC test system and available with various ranges from 50kvar to 400kvar with tappings
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  • Impulse Test Set for Oil Testing is used to find out the lightning impulse breakdown voltage of oil dielectric as per ASTM D3300 Standard
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  • Impulse Resistors & Inductors used with impulse generators of any design for wave shaping purpose, available with ohmic values ranging from 1 ohms to 10M ohms with various voltage and energy ratings.Inductors ranging from 1µH to 1H with various voltage and energy ratings