Since its inception, our company has been committed to providing customers with professional services, to provide customers with high quality lube oil purifier, transformer oil drying equipment, digital tensiometer and technical services is our purpose. Through bold innovation and careful practice, we sum up experience in our work, so as to play a greater role in our work. The company continuously improves and perfects its products and service system, and strives to create excellent products with advanced technology. Our development orientation is to scale up enterprises, high-end products, industrial clusters, market internationalization, refined management, asset securitization, and system modernization.
1. Application
FTCT-1000A CT/PT Analyzer is mainly used for field testing of P class CT and PT. The test items mainly include excitation characteristic, transformation ratio, polarity, demagnetization, 5% and 10% error curves, secondary circuit check, withstand test of power frequency alternating current and secondary load. Adopt LCD, built-in printer supporting field printing; supporting to use USB flash disk to dump data, with simple and convenient operation.
2. Current Transformer (CT)?
A current transformer (CT) is a type of transformer that is used to reduce or multiply an alternating current (AC). It produces a current in its secondary which is proportional to the current in its primary.
Current transformers, along with voltage or potential transformers, are instrument transformers. Instrument transformers scale the large values of voltage or current to small, standardized values that are easy to handle for measuring instruments and protective relays. The instrument transformers isolate measurement or protection circuits from the high voltage of the primary system. A current transformer provides a secondary current that is accurately proportional to the current flowing in its primary. The current transformer presents a negligible load to the primary circuit.
Current transformers are the current-sensing units of the power system and are used at generating stations, electrical substations, and in industrial and commercial electric power distribution.
3. Function Table
Current Transformer (CT) |
Voltage Transformer (PT) |
1. Magnetization Curve |
1. Excitation Characteristic Test |
2. Transformation Ratio Test |
2. Transformation Ratio Test |
3. Polarity |
3. Polarity |
4. 5% and 10% error curve |
4. Withstand Test of Power Frequency Alternating Current |
5. Current Injecting |
5. Degauss |
6. Demagnetization |
6. Calculation of Knee Point Value |
7. Withstand Test of Power Frequency Alternating Current |
7. Actual Secondary Load Test |
8. Automatic Calculation of Excitation Knee Point Value |
8. Resistance Test |
9. Actual Secondary Load Test |
|
10. Resistance Test |
4. Technical Parameters
Operational Power Supply |
AC220V±20V, 50~60Hz |
Equipment Power Supply Output Waveform |
Sine Wave |
Single Tester Output Voltage of Excitation Characteristic |
0~2500V |
Excitation Output Current |
0~20 A |
Single machine output current of turns ratio test |
0~1000A |
CT ratio measurement range |
5~25000A/5A(5000A/1A) |
PT ratio measurement range |
1~500kV |
Load Range |
5~1000VA |
Resistance measurement range |
0.1~300Ω |
Error |
≤0.5%(0.2%*Reading+0.3%*Range) |
Operating Temperature |
-10℃~+40℃ |
Relative Humidity |
<90RH% |
Altitude |
≤1000m |
Overall Dimension (Length × Width × Height) |
400 *200 * 260(mm) |
Weight |
≤22 Kg |
5. Features
◆ Support the detection of CT and PT, single machine output voltage 0-2500V, current 0-1000A.
◆ All test items can be completed on a single machine without external auxiliary equipment.
◆ Equipped with micro fast printer, it can print test results directly on site.
◆ Adopt intelligent controller, easy to operate.
◆ Large screen LCD, graphic display interface.
◆ Give CT / Pt (excitation) inflection point value automatically according to regulations.
◆ Automatically give 5% and 10% error curves.
◆ 3000 sets of test data can be saved without loss after power failure.
◆ Support u disk to transfer and store data, which can be read through standard PC, and generate test report.
◆ Small and light ≤ 22kg, very convenient for field test.
6. Stocks at office
7. Packing, Delivery, Shipping and Payment
8. Certificates
8. Our Advantages
1) 19 years experience in developping and manufacturing according to related China and internatinoal standards
2) Choose Higher quality raw material from the demostic and worldwide market
3) Own complete and advanced production facilities
4) Has the strict test procedures on raw materials and products from A to Z.
5) Have passed CE, ISO certificates
6) Longer warranty period for all our products (2 Years)
7) Factory Direct Sale, More competitive price
8) Variety types for selection and OEM & ODM are available
Welcome to contact us for any inquiry and cooperation.
We will continue to provide more detailed technical service and consultation to our customers so as to maintain and improve the product quality standards of our Protection PT Vt Calibrator. Survive by quality and development by reputation are our company's business philosophy. We will do our best to do a good job in products and services in order to improve the confidence of our new and old customers. Customer satisfaction is our pursuit. 'Quality, integrity, efficiency, and service' are our constant goals. We are willing to sincerely cooperate with friends from all walks of life to create a better future!
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