EnglishEnglish

PS-ZK03 Transformer Short Circuit Impedance Tester

The short-circuit impedance is an important parameter of the transformer, and the short-circuit impedance method is the traditional method for judging winding deformation. According to GB1094.5-2003 and IEC60076-5:2000, the variation of short-circuit reactance is the only criterion for judging whether the transformer winding is deformed. The low-voltage short-circuit impedance test is the most direct method to check whether the winding is deformed after the transformer is impacted by short-circuit current during operation, or after the transformer is impacted by mechanical force during transportation and installation. It is important for judging whether the transformer can be put into operation. It is also one of the basis for judging whether the transformer requires disassembly inspection.
DOWN LOAD TO PDF
Details
Tags
Product Selling Point Introduction

 

  1. 1. Measurement of three-phase short-circuit impedance:
    Display three-phase voltage, three-phase current, three-phase power; automatically calculate the percentage of impedance voltage converted to rated temperature and rated current of the transformer, and the percentage of error with the impedance of the nameplate.
    2. Measurement of single-phase short-circuit impedance:
    Measure the short-circuit impedance of a single-phase transformer.
    3. Measurement of zero-sequence impedance:
    The measurement of zero-sequence impedance is suitable for transformers with neutral point in star connection on the high voltage side.
    4. It can be directly measured within the allowable measurement range of the instrument, and external voltage and current transformers can be connected outside the measurement range. The instrument can set the transformation ratio of the external voltage and current transformers, and directly display the applied voltage and current values.
    5. The instrument adopts large-screen color high-resolution touch LCD, Chinese menu, Chinese prompts, and easy operation.
    6. The instrument comes with a printer, which can print and display data.
    7. Built-in non-power-down memory, can store 200 sets of measurement data.
    8. The instrument is equipped with a U disk interface for accessing test data.
    9. Permanent calendar, clock function, time calibration can be carried out.
    10. The instrument has a wide measurement range, high precision and good stability; small size and light weight are convenient for measurement.

 

Product Parameter 

 

Voltage (range automatic)

15 ~ 400V

± (reading × 0.2% + 3 digits)± 0.04% (range)

Current (range automatic)

0.10 ~ 20A

± (reading × 0.2% + 3 digits) ± 0.04% (range)

Power

COSΦ>0.15

± (reading × 0.5% + 3 digits)

Frequency (power frequency)

45~65(Hz)

Measurement accuracy

±0.1%

Short circuit impedance

0~100%

Measurement accuracy

±0.5%

Repeat stability

ratio difference <0.2%, angular difference <0.02°

Instrument display

5 digits

Instrument protection current

The test current is greater than 18A, the internal relay of the instrument is disconnected, and the overcurrent protection is provided.

Ambient temperature

-10℃~40℃

Relative humidity

≤85%RH

Working power

AC 220V±10% 50Hz±1Hz

Dimensions

Host

360*290*170(mm)

Wire box

360*290*170(mm)

Weight

Host

4.85Kg

Wire box

5.15KG

 

Video

 

cable impedance tester

impedance test of transformer

loop impedance meter

loop impedance tester

loop impedance tester for sale

loop impedance tester price

low impedance tester

short circuit impedance

short circuit impedance of transformer

short circuit impedance test of transformer

short circuit impedance transformer

transformer short circuit impedance test

If you are interested in our products, you can choose to leave your information here, and we will be in touch with you shortly.


Write your message here and send it to us
Related News
  • Find the Best Loop Impedance Tester for Sale and Ensure Electrical Safety
    Find the Best Loop Impedance Tester for Sale and Ensure Electrical Safety
    When ensuring electrical safety, accurate loop impedance testing is crucial. Whether you’re an electrician, a facilities manager, or a safety inspector, having a reliable loop impedance tester for sale is essential. This article will guide you through the key considerations when purchasing a loop impedance tester, explore the different types available, and highlight the benefits of choosing a high-quality instrument. Understanding the nuances of these testers will help you make an informed decision and ensure compliance with safety regulations.
    Detail
  • Comprehensive Guide to Loop Impedance Meter for Electrical Safety
    Comprehensive Guide to Loop Impedance Meter for Electrical Safety
    Ensuring electrical safety is paramount in any installation, and a loop impedance meter is a crucial tool for achieving this. This device measures the total impedance of the earth fault loop, helping to verify that protective devices will operate correctly under fault conditions. In this article, we'll explore what a loop impedance meter is, how it works, its applications, factors influencing measurements, choosing the right meter, and the importance of regular testing. Investing in a quality meter from Push Tester is a step towards safer electrical systems.
    Detail
  • Understanding and Choosing a Line Impedance Tester for Optimal Network Performance
    Understanding and Choosing a Line Impedance Tester for Optimal Network Performance
    In the realm of telecommunications and electrical engineering, maintaining the integrity of transmission lines is paramount. A line impedance tester is a crucial instrument for ensuring optimal signal transmission and preventing costly network disruptions. This article delves into the world of line impedance testing, exploring its importance, applications, types of testers, and what to look for when making a purchase. Ensuring accurate impedance measurements is essential for efficient and reliable network performance. Choosing the right tester can significantly impact troubleshooting speed and the overall quality of your infrastructure. A line impedance tester, also known as a cable impedance analyzer, is a device used to measure the characteristic impedance of coaxial cables, twisted pair cables, and other transmission lines. Impedance, measured in ohms, represents the opposition to the flow of alternating current. Maintaining the correct impedance (typically 50 or 75 ohms) is vital for minimizing signal reflections, ensuring efficient power transfer, and preventing signal degradation. Mismatched impedance can lead to signal loss, ghosting, and reduced network performance. Regular testing helps identify faults and maintain network integrity.
    Detail

If you are interested in our products, you can choose to leave your information here, and we will be in touch with you shortly.