Loop Resistance Tester for Power Transmission Lines with High Reliability Circuit Breaker Loop Contact Resistance Tester 200A Contact Resistance Tester

Product Description

HLY-H 200A Loop Resistance Tester

Features
1.High test current fully complies with national standards for contact resistance measurement.
2.Test current sourced from a high-precision switching constant-current supply requires no manual adjustment, enabling rapid and accurate testing.
3.Four-terminal connection method effectively eliminates the influence of test lead resistance.
4.LCD touchscreen display ensures intuitive and efficient operation.
5.Equipped with an overheating protection circuit for reliable stability during prolonged operation.
6.User-friendly design and lightweight construction.

Overview
    The HLY-H Loop Resistance Tester, engineered with advanced high-power switching power supply technology and precision electronic circuitry, is a dedicated device for measuring contact resistance in high/low-voltage switches, cables, wires, and weld joints. It features compact size, lightweight design, robust anti-interference performance, user-friendly operation, and multi-layered protection mechanisms.

 Technical Parameter

Test Current	100A,200A,300A,600A
Measurement Range	1-20000μΩ
Accuracy	0.5% ± 0.5μΩ
Power Supply	AC220V±10%,50Hz
Operating Conditions	-20~40ºC   Relative Humidity ≤80%RH
Power Consumption	≤500W
Weight	8kg

 

Main Product

Company Profile

    Wuhan Huadian High-tech Electrical Equipment Co.,Ltd(Huadian Hi-Tech), established in 2007, is specialized in R&D, production, sales, and technical services for high-voltage test equipment, power metering instrument and transformer substation detection system, while delivering professional comprehensive one-stop electrical testing solutions.
    Our core business spans ten product lines, including series resonance test system, circuit breaker test equipment, transformer test equipment, high-voltage test equipment, relay protection test devices, secondary circuit test equipment, cable/surge arrester test equipment, grounding/insulation test equipment, power metering test equipment, oil/SF₆ detection equipment. With continuous innovation, we own proprietary patented technologies and multiple utility model patents. All products strictly comply with international/national standards and industry regulations, certified by national/provincial/municipal power authorities, and fully meet ISO 9001 Quality Management System requirements.
    Our products serve more than 30 industries including energy, railways, petrochemicals, and environmental protection. Our service network covers China and extends to international markets like India, Pakistan, and Africa. As an integrated high-tech enterprise, we uphold the principle of "Precision Engineering, Quality First" combining advanced R&D, precision manufacturing, and technical services to provide safe, reliable, and intelligent testing solutions.

Our Advantages

Certifications

Partners

Service System&Shipping

FAQ

1.When can l get the price?
We usually quote within 6 hours after we get your inquiry. If you are very urgent to get price, please call us or tell us in your email so that we will regard your inquiry priority.

2.Whether the products can be customized?What about the leading time for production?Whether they can be customized?
After the goods have been ordered, we can be made to order according to the special requirements of customers by using the latest technology.
Honestly, it depends on the order quantity and the product. Usually our leading time is 7 working days after order confirmed. 

3.What is your terms of delivery?
We accept EXW, FOB, CFR, ClF, ect. You can choose the one which is the most convenient and cost effective for you.

4.How much will be the shipping cost and time?
This will depend on the size of your goods and the method of shipping (by sea/ by air/by Express) and your designated port or air port, We will be grateful if you can spare us some minutes to help us since it will enable us to evaluate the cost based on the information provided.

5.Could you please tell me the Warranty Period of your product?
Our warranty period is one year free and lifelong maintenance, and if the product we sell is damaged (if not man-made damage), in the first year, we will send free parts for replacement. Over the warranty, maintenance is paid service.

6.What kind of Certificate can you provide?
We can provide the CE mark, lSO 9001 quality certificate,the third party calibration certificate(CNAS), factory test report.

7.Do you have Technical Backup to all customers from different countries?
To be surely, our technical support is always available and quick response. We are manufacturer of so much on site testing experience and understand how to deal with your problems.Moreover, our engineers can go to your country to support if need.

8.How long is the offer valid?
30 days.

9.How can I supplement the vulnerable and consumable parts? What should I do with some broken parts?
If such a situation occurs, please contact us in time, we can provide vulnerable and consumable parts and spare parts supplement, and only charge the cost.

10.What is your terms of payment ?
Payment<=1000USD, 100% in advance.