High Current Loop Resistance Test

High Current Loop Resistance Test

The test currents used are 100 A and 200 A DC, as recommended by national standards. Loop resistance can be measured directly at current levels of 100 A and 200 A. Regulations require that the resistance of the conductive circuits in various switchgear be tested using a test current of no less than 100 A. .....
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Description
Technical Parameters

Products Video

 

HM6090 200A contact resistance tester wiring video

 

                                                                               

 

 

 

 

Product Overview 

 

1

This instrument features an ergonomic design that complies with operational standards. It utilizes high-frequency switching power supply and digital circuit technology to measure the contact resistance of circuit switching control devices. The test current is 100 A DC. In the 100 A DC range, contact resistance test results can be read directly on the large LCD screen, and the instrument features data storage, printing, and time-setting functions. A 50 A range is also available for user selection. The test duration is customizable, with a maximum of 599 seconds-far exceeding the standard requirement of 60 seconds. The resolution reaches 0.01 μΩ and is highly stable. It meets the requirements for on-site maintenance of high-voltage switches in the power industry and for contact resistance testing at high-voltage switch manufacturers.

 Product parameters

1. Measurement range: 0~2999.9μΩ

2. Resolution: 0~99.99, 0.01μΩ
100.0~2999.9, 0.1μΩ

3. Measured current: DC 50A, 100A, fixed output.

4. Accuracy : ±(0.5% rd+2d)

5. Continuous working time: 5s~599s

6. Display :LCD

7. Communication mode: U disk

8. Power supply: AC220V±10% 50Hz

9. Power of the whole machine:600W

10. Maximum storage record: 200

11. Service conditions: temperature- 10℃~40℃ humidity≤80 %RH

12. Dimension: 360×300×250 mm3

13. Weight: 8kg (the accessories not included)

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panel Description

HM6090

1,printer

2,earthing terminal

3,current output I+

4,measure input V+

5,measure input V-

6,current output I-

7,contrast control

8,rotating mouse

9,reset button

10,LCD screen

11,power switch

12,power socket

13,U-disk

   

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