Current Transformer Test - aka CT Test

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  • CTER-91 - Current Transformer Excitation, Ratio and Polarity Test Set With Model CTER-91 current transformers can be tested while mounted in transformers, oil circuit breakers breakers or switchgear - without moving bushings and CTs. Using the voltage-comparison method, Model CTER-91 provides a variable-voltage output up to 1000 volts and precision instrumentation for testing single and multi-ratio CTs.
    Megger
  • HYVA-401 - CT Tester HYVA-401A is a special instrument for testing characteristic of CT; The tester can finish CT transformation ratio test, CT polarity test, volt-ampere feature curve drawing and CT error drawing. It has large output, high precision, stable performance and automatic testing.
    Wuhan Huaying Electric
  • GDVA-401 - CT PT Test Set GDVA-401 is a special instrument for testing characteristic of CT; The tester can finish CT transformation ratio test, CT polarity test, volt-ampere feature curve drawing and CT error drawing. It has large output, high precision, stable performance and automatic testing.
    Chongqing Gold Mechanical
  • GDVA-402 CT/PT - CT PT Test Set GDVA-402 is a special instrument for testing characteristic of CT and PT .The tester can finish CT/PT transformation ratio test, CT/PT polarity test, volt-ampere feature curve drawing and CT error drawing. It has large output, high precision,stable performance and automatic testing.
    Chongqing Gold Mechanical
  • HTFA-IV CT - Current Transformer Analyzer HIFA-IV CT Tester is full-automatic equipment for testing CT characteristics. It can do the tests as below: CT voltage characteristics test, CT polarity test and CT polarity and ratio test. The device can automatically calculate error curve of any point of CT, CT ratio, etc.
    Wuhan Huatian Electric
  • CTT - Current Transformer Tester The CTTx2 & CTTx5 are rugged and easy to use current transformer testers, that offer Automatic & Manual testing modes. These instruments are designed to deliver fast and reliable measurements. The CTT will test the Current Transformer Ratio, Phase shift, Polarity, Excitation, Saturation, Winding resistance and Insulation resistance using the voltage method in compliance with ANSI/IEEE C57.13.1 & IEC 60044-1 standards, where voltage is applied to the secondary X terminals of the current transformer.
    Ndb Technologie
  • SFH141 - Instrument Transformer Characteristics Tester This instrument is especially designed to test volt-ampere characteristics, transformation ratio and polarity differences for relay protection testing current transformers. It is also used to judge the polarity of transformers, as a multi-functional instrument with excellent cost performance. The instrument takes use of transformer with special winding method, as well as high efficiency, low consume materials.
    Shanghai Launch Electric
  • DTR 8510 - Motor / Transformer Testers The DTR® Model 8510 is a portable digital transformer ratiometer designed for on-site testing of power, potential and current transformers. When connected to a non-energized transformer, the DTR® Model 8510 accurately measures primary to secondary turns ratio, while simultaneously displaying polarity and excitation current. The DTR® is fully automatic and uses an ANSI/IEEE compliant test method.
    AEMC Instruments
  • HYBC-901 - Transformer turn ratio tester Test functions
    1. The voltage ratio measurement of three or singe phase transformer
    2. The group vector measurement of three phase transformer.
    3. The polarity measurement of single phase transformer or CT/PT
    (CT that knee-point voltage should be more than 80V)
    4. Voltage ratio error calculation
    5. Voltage ratio range calculation of three phase transformer
    6. Current transformer ratio measurement
    7. Excitation current measurement in ratio testing
    8. Reproduction the AC test voltage from power source to reduce the effects of bad power source
    9. Save the test results in the memory internal the tester
    10. Print the test results by micro printer
    11. Reverse connection detect unit to prevent the high voltage injected to the operate
    12. Over current protection in test voltage
    13. Upload the test results to make word report by RS232 interface
    Wuhan Huaying Electric
  • CTPT 81 - Instrument Transformer Calibrators Tests: Ratio error. Excitation current and curve. Polarity CT / PT TESTER
    Udeyraj Electricals
  • VIC 600 - Instrument Transformer Test Set This transformer testing device is designed to perform different tests on current transformer such as testing of excitation curve, ratio and burden, polarity and resistance of the burden.
    ISA Srl
  • HYVA-402 - CT PT Tester HYVA-402 can finish: CT/PT volt-ampere characteristic curve test, CT/PT Polarity test, CT/PT Transformation ratio test, automatically calculate error curve of any CT point.
    Wuhan Huaying Electric
  • CTC780B - Current/Voltage Transformer Analyzer CTC780B current transformer tester used to measure CT and PT excitation, ratio, polarity, secondary winding resistance, CT secondary circuit burden and so on testing work.
    Shijiazhuang Handy
  • MPCT01 - Portable CT test equipment Main features and technical index Suitable for field testing of all kinds of current transformers upto 400KV for parameters like ratio, polarity, excitation and saturation curve.
    Zhengzhou Great Electric
  • CT Analyzer - Current Transformer Analyzer Current transformer testing in a multifunctional instrument performing excitation, ratio, polarity and winding resistance tests on current transformers as well as burden impedance measurement.
    Omicron Electronics
  • Mobile Instrument Transformer Test System Testing of current and voltage transformers in middle-voltage, high-voltage and extra-high voltage grids. Accuracy test, polarity check and demagnetisation.
    ZERA GmbH
  • HTFA-V - Current Transformer & Potential Transformer Analyzer HIFA-V is full-automatic equipment for testing CT and PT characteristics. It can do below tests: CT volt-ampere characteristic test, PT volt-ampere characteristic test ,CT polarity test, PT polarity test , CT polarity & ratio test and PT polarity & ratio test. The device can automatically calculate the error curve of any point of CT, CT /PT ratio, etc.
    Wuhan Huatian Electric
  • SP-3303T - Current Transformer Ratio Tester High-low Voltage Current Transformer Ratio Tester is a new electric checking device for high voltage measurement users. It is able to test the ratio and polarity of measurement device electric transformer with voltage of 35KV or less under the condition of not stop electricity and not change wire connection. So that it is able to effectively avoid high voltage measurement users changing the current transformer or changing its nameplate or changing polarity of second wire with the purpose to use electricity illegally.
    Shanghai POWOO Industry
  • GDBC-901 - Full-automatic Transformer Turn Rate Tester 1 and IEC60044. The tester could be applied to test the ratio of single or three phase transformer. Also the connection group of three phase transformer could be calculated with the ratio. All parameters are measured in one test for three phase transformer. 2. Main functions and characters 1 Automatically measure transformer connection group 2 Automatically switch range 3 Automatically measure ratio of single or three phase transformer 4 Automatically measure ratio of single or three phase voltage transformer 5 Automatically measure the turn ratio and polarity of single phase CT and VT 6 Calculate ratio error automatically
    Chongqing Gold Mechanical
  • CT/PT Testing Measures / Plots and Saves Current Transformer Excitation Current Curve Verifies polarity Verifies Ratio On-board database for result storage and later download for printing and archiving Safe control panel with no test voltages close to user Very Portable and easy to use
    Intrax Systems Pvt
  • HB Series - Dielectric Test Sets There are hardly any other longer-lasting, more robust and cost-effective testing devices than the two-piece high-voltage testing devices of the PGK HB series. They generate step-less adjustable DC test voltages with positive or negative polarity or optionally network frequencies. In the operating parts, there are displays for current and voltage, the safety control unit and a variable voltage transformer. The high voltage part contains an oil-insulated high-voltage transformer, and, according to the mode of operation either a rectifier bar (DC) or a resistance rod (AC). The polarity of the DC test voltage is changed by rotating the rectifier in the high-voltage part. PGK Series Technical Data
    HV Technologies
  • Test 6 - Auto Current Test 6 Current Transformer Test Set. The Auto Current Test 6 does comprehensive Current Transformer Tests, being Magnetization, Ratio and Polarity.
    Transformer Test
  • T 2000 - Transformer Test Set This portable current transformer test set allows to perform many different measurements such as saturation, ratio and polarity tests and CT winding resistance test. Substation maintenance and commissioning test equipment T 2000 is extremely appreciated by electrical engineers for its high accuracy and portability.
    ISA Srl
  • PMT20030 - Transformer Polarity Tester A hand held instrument for polarity identification of current, voltage and power transformers with an operable ratio range from 1:1 to greater than 5000:1.
    Power Measurement

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Current Transformer Test - measures insulation, excitation current, turns ratio, winding polarity saturation and/or winding resistance. Current Transformers