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HZCT strāvas transformatora voltu ampēru raksturlielumu testeris

Mar 18, 2022

Kopsavilkums

The device is a new generation of innovative CT, PT test instrument which is launched market after a lot of market research and through the identification of strict professional testing and certification authorities. Device adopts high performance processor and microcomputer control architecture, the advanced manufacturing technology ,which ensure the stable and reliable product performance, complete functions, high degree of automation, high testing efficiency. It is in leading level in the domestic and the professional testing equipment of relay protection and high voltage insulation industry to test the current transformer and voltage transformer. Transformer volt ampere characteristics comprehensive test instrument is a fully automated PT, CT testing instrument, the instrument can accomplish test which include CT PT volt ampere characteristic of test, CT PT polar polarity test, CT PT ratio and polarity ratio and polarity test, automatic calculation of arbitrary point CT error curve, CT/PT ratio than the poor results of parameters. The instrument can automatically collect, analyze, store and print the test data, and it can also be stored by the U disk. In addition, the monitor uses 8 inch color large screen, high resolution 800600, full touch operation, real-time display test curve, observe test case immediately, so that the test personnel to judge the failure of the test. Test report not only tell the fine test curve, but also listed test data in accordance with the arrangement of the preferred number, and indicate the test time and print time, so can be used as the original test data. This product is suitable for the field test and calibration of all kinds of CT and PT because of its large output capacity and full function.

 

Galvenās tehniskās īpašības:

1. Pilnībā automātisks pārbaudes instruments

 Simply set the highest output voltage and the maximum output current, the instrument can start from zero to automatically boost or rise for a variety of tests. The test data, the curve of the volt ampere characteristic curve, the 10 percent and the 5 percent error curve are recorded automatically, and the turning point value is calculated automatically. Eliminating manual voltage regulator, manual record sorting,tracing curves and so on cumbersome step , greatly improves the efficiency of the test. The test results can be stored in the computer, can print on spot and after printing, can also use U disk copy to computer printing processing. The operation is fast, simple, convenient and easy to grasp.  

 

2, pilna funkcija

Ierīces nodrošinātās funkcijas ir šādas:

 

CT tests: voltu ampēru raksturlīkne

        Automatic calculation of curve inflection point

        5 percent and 10 percent error curve

        Ratio and polarity

        Differential and angular error measurement

        Secondary side circuit load testing

        Secondary winding ac withstand voltage

        The second dc resistance test

        A flow test

PT tests: voltu ampēru raksturlīkne

        Automatic calculation of curve inflection point

        5 percent and 10 percent error curve

        Ratio and polarity

        Difference, angular difference measurement

        Secondary side circuit load testing

        Secondary winding ac withstand voltage

        The second dc resistance test

3, izvades saglabāšana

 Keeping boost function, used to measurement and detection and Secondary ac withstand voltage test. Keeping upwelling for the secondary loop check

4, patiesas efektīvas vērtības paraugu ņemšana

Visi sprieguma un strāvas signāli ir patiesi un derīgu vērtību paraugu ņemšana, lūdzu, izmantojiet tabulas patieso efektīvo vērtību, lai labotu.

5, viens barošanas avots, viegli darbināms

    Only need a single input power supply, AC220V, abandon the backward means of which the individual manufacturers still need 380V power to achieve the technical requirements.

6, U diska saglabāšana

Testa datus var pārsūtīt uz datoru, izmantojot U disku, apstrādāt, parādīt, izdrukāt un uzglabāt datus un līknes ar datoru, kas ievērojami atvieglo lietotāja atskaiti.

7, datums un pulkstenis

Instrumentam ir sistēmas laiks, ierīce testa laikā automātiski ieraksta testa laiku, lai saglabātu testa ierakstus un skatītu.

8, bez kontaktu pārbaudes, augsta drošība

Pilnībā datorizēta ierīce, bez manuāla kontakta pēc iestatīšanas, instrumenta pilnībā automātiska pārbaude, kas ļauj testa personālam atrasties tālu no augstsprieguma ķēdes, lai nodrošinātu pārbaudes personāla drošību.

9, liela izejas jauda

Viena izejas jauda, ​​maiņstrāvas sprieguma izeja līdz 2000V, strāvas izejas īss laiks līdz 25A; maksimālā strāva 600A.

10, ar lielu 8 collu krāsu skārienekrāna LCD

Ekrāna izšķirtspējas norma līdz 800600, augstas izšķirtspējas, pilnkrāsu pieskāriena darbība, kas nodrošina mājsaimniecību, interfeisa fona sapnis, tests tieši parāda voltu ampēru līkni, testa ieraksta datus, intuitīvi un ērti. Panelis nāk ar printeri, var izdrukāt jebkurā laika līknes un testa datus.

11, skārienekrāna darbība

Darbojoties ar mūsu uzņēmuma oriģinālo pieskārienu tehnoloģiju. Pilnīga paneļa pogu, slēdžu, vadības pogas un citu parasto vadības ierīču atcelšana. Darbība ir vienkārša un ērta, un kalpošanas laiks ir ilgs.

 

 

12, īpaši lielas ietilpības datu krātuve

Each function test can store 50 groups of test data, data power loss will not be lost forever,  after test it can be printed through loading or upload to the computer to save, print. Instrument also has a single U disk data storage function, the field test data is saved to the U disk, so that the field test records unlimited storage.

 

Tehniskie parametri un aparatūras struktūra

 

1, tehniskie parametri

Strāvas ieejas spriegums

AC 220V

AC 220 V

Izšķirtspējas attiecība

CT voltu ampēru raksturlielumu tests

Sekundārās strāvas sekundārais spriegums

0-2500 V,0-20A

1mV, 1mA

CT variable ratio error, angle error test

Primārā sānu strāva

0-1000A

1mA

 Secondary side current

0-5 A

1mA

CT secondary loop load 

 Secondary side current

0-5 A

1mA

Sekundārās -ķēdes pretestība

 

0-10Ω

0.001Ω

 CT primary flow

Primārā sānu strāva

0-1000A

1mA

PT Volt{0}}ampēru raksturlielumu tests

 

Izejas spriegums

0-200 V

1mV

Izejas strāva

0-10 A

1mA

PT variable ratio, ratio angle error test 

 

Primārais sānu spriegums

0-2500 V

1mV

Sekundārais nominālais spriegums

100V,57.7V,100/3V

1mV

Precizitātes klase

Voltu ampēru raksturlielumu pārbaude

 

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5 procentu un 10 procentu kļūdu līkne

 

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Attiecību tests

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Leņķa kļūdu pārbaude

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 Secondary loop load test

 

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Barošanas spriegums

 

AC 220 V  50-60 Hz

Darba vides temperatūra

 

-10 grādi — plus 50 grādi


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