3 Phase Transformer Analysis TTR Meter

3 Phase Transformer Analysis TTR Meter

Brand name:HMDQ;Model number:HM-5001;Product name:Transformer Ratio Tester;Weight:7kgs;Size:345mm*295mm*175mm
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Description
Technical Parameters

                                                                                 

Products Description

 

HMDQ HM-5001 Transformer Turns Ratio Display Video

                                                                        

 

Product Overview 

 

1

The HM5001 Transformer Turns Ratio Tester is a professional-grade instrument specifically designed for accurately measuring the turns ratio and winding connections of single-phase and three-phase transformers. This equipment is widely used in power companies, transformer manufacturing plants, industrial maintenance fields, and electrical testing laboratories.

 

 

Features & Advantages

 

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

 

Products Description

 

3

Ratio measurement range

1-10000

Group measurement

1-12 (12 vector groups)

Phase measurement error:

1 degree

Ratio measurement error:

0.2 class

Power supply

AC220V ± 10%, 50Hz

Size

345mm*295mm*175(mm)

Weight

7kgs

 

Maintenance FAQs

 

Q: Is the device suitable for field use?

A:

Absolutely. Key features for field use include:

Portable, lightweight design (typically 5-7 kg)

Rechargeable battery operation (4-8 hours continuous use)

Rugged, weather-resistant carry case

Clear display visible in sunlight

Q: What safety features are included?

A:

Automatic winding discharge after testing

Grounding detection and alarm

Overvoltage and overcurrent protection

Double-insulated test leads

Meets IEC 61010 safety standards

Q: How does three-phase testing work?

A:

The HM5001 can:

Automatically identify vector groups

Measure ratios for all three phases simultaneously

Detect wiring errors and phase imbalances

Support all standard vector groups (Dyn11, YNd1, etc.)

Q: Can it detect transformer faults?

Yes. The tester can identify:

Shorted turns (deviations >0.5% from nameplate)

Open windings

Incorrect connections

Winding deformation

Q: What about data storage and reporting?

A:

Internal storage for 10,000+ test results

USB and Bluetooth connectivity for data transfer

PC software for report generation and analysis

Customizable test reports with company logos

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