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China, Chinese Refine on High Precision Zuhl Series Intelligent Loop Resistance Tester for Cable Wire and Welding Joint1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Test InstrumentTest MachineContact Resistance TesterIntelligent Loop Resistance Tester
Refine On (Hebei) Electric Power Technology Co., Ltd.
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Product DescriptionProduct DescriptionIntelligent Loop Resistance Tester is made and contained of advanced high-power switching power supply technology and advanced electronic circuit. It is the dedicated tester for the resistance of high and low switch, cable wire and welding joint. Its current uses national standard GB736 recommended standard DC, can measure the resistance value of being tested object under standard current status. The tester is small dimension, light weight, strong anti-interference, high precision, easy operation and perfect function protection and so on.Technical ParametersSelection100A200A300A400A500A600A10-5000AMeasurement range20A50A100Acustomized20A50A100A150A200Acustomized20A50A100A150A200A300Acustomized20A50A100A150A200A300A400Acustomized20A50A100A150A200A300A400A500Acustomized20A50A100A150A200A300A400A500A600AcustomizedCurrent customized1, two-phase2, three-phaseTest range0~19999mWexpandableTest precision0.5%rdg±10dgtResolution0.01mWWorking powerAC 220V±10% 50Hz±2%Length(mm)450450Width(mm)250250Height(mm)220280Weight(Kg)9.912.9Environment temperature-25°C ~50°CRH￡90%RHProduct Features1. Color Touch Screen: 800*480 high resolution color 7'' touch screen, user interactive interface, high-speed thermal printer.2. Large-range current output:Adopt the latest power supply technology, long time continuously output big current, large-range current output. Can set 1 to 3 different current range for testing, and automatically calculate average value.3. Digital displaying data information:Resistance, voltage, current, electrical resistivity,resistance values at converted standard temperatures.4. Auto-alarm of over limit:Set resistance up-limit value of pass / over limit / invalid, automatically generate testing status.5. Long-time testing: Can set test time from 0-9999s and support long-time working. Inside cold-wind heat dissipation, switch power automatically protection.6. High-precision measurement: Use Operational amplifiers from precision instruments and High precision quadruple integral A/D converter.7. Latest System IC:Use High performance 32-bit latest ARM chips, System automatically switch magnification times based on signal, ensure testing precision.8. Inside Calendar & Clock:provide accurate time of testing and printing.9. DC constant current source function:Can output current from 0 to infinite value, built-in current step-by-step up-flow test, equal to another powerful DC constant current source for test.10. Large-volume testing record storage:Build-in large capacity storage for look up, also have data protection function while power shut down suddenly.11. Removable USB flash drive data access:Expert excel file data record.12. Standard Modbus-RTU: Build-in RS232 port (customized convert to RS485), communication protocol Modbus-RTU.13. Computer control and upload test data: Build-in RS232 port for the data control, upload, generate word/excel file.14. Blue tooth control and upload data:Standard configuration blue tooth function, build-in android BT APP for data control / upload / generate word file.Product Features 15. Convenient cable operating:Cable control mode (customized), set cable control switch to regulate open / touch, test / interruption, light-alarm for resistance output over limit.16. Quick and convenient wireless remote controller:it is customized, with one button operation of testing and interruption, customized controller can show the test progress.17. Temperature offset automatically calculate resistance:Can preset temperature, automatically calculate resistance in standard temperature. Also use temperature sensor (customized) to measure.18. Background color change: Set background color to blue and graphic black, brightness, standby brightness and time.19. Build-in training material:Document shows the cable connecting method for onsite guidance.20. Chinese input test information:Key in test spot, equipment, person, remark etc, convenient to remark and store test data and printing.21. Big current cable quick connection: Use latest big current cable port, insert and turn lock up.22. Multiple-phase selection:Normal is single-phase, customized to be two-phase test and three-phase test simultaneously.PRODUCT APPLICATIONCompany ProfileABOUT USRefine On (Hebei) Electric Power Technology Co., Ltd. is located in the Mancheng High-tech Development Zone, Baoding. It is fully committed to the high-tech field of power system automation, specializing in the research and development of a series of products such as power system marketing measurement, operation and maintenance high-voltage testing, distribution network testing, power consumption inspection, and tools and meters. It is a technology-oriented enterprise integrating R&D, production, sales and service. The company provides instruments, meters and testing equipment related to power generation, transmission, transformation, distribution and sales. Provide sales of complete sets of instruments and equipment required for installation (repair, testing) of Grade one, Grade Two, Grade Three and Grade Four.The company is equipped with various production, testing and inspection facilities, has a sound management system, and strictly adheres to the GB/T19001-2016 quality management system standard for production and operation. A number of high-tech instruments and equipment that meet the on-site requirements have been developed. At present, the products have been widely applied in multiple fields such as power, railway, mining, petroleum and chemical engineering.The company has obtained the Quality management System certification certificate, 2 invention patents, 10 utility model patents and 20 software Copyrights. And it has established long-term and close cooperative relations with units such as Beijing Institute of Metrology, Beijing Electric Power Research Institute, and Hebei Institute of Metrology.Refine On (Hebei) is committed to providing high-quality products and technical services to users and partners in the power system with its exquisite technology, excellent quality and perfect service.Our main products include insulating oil tester series, insulating resistance tester, power quality analyzer, circuit breaker, relay protection tester, high-voltage generator, high-voltage capacitor, test transformer, transformer test series, etc.CertificationsPackaging & ShippingFAQFAQ1. Insulating Oil Tester Series1.1 What is the main function of the Insulating Oil Dielectric Strength Tester (80kv/100kv)?Tests insulating oil's dielectric strength to detect impurities, moisture, or aging, ensuring safe operation of transformers and circuit breakers.1.2 How often should the Insulating Oil Dielectric Strength Tester be calibrated?At least once a year; shorten intervals for frequent use, harsh environments, or post-maintenance.1.3 What is the difference between the Closed Cup Flash Point Automatic Tester and the Open Cup Flash Point Automatic Tester?? Closed Cup: Tests in sealed containers; for low-flash oils (e.g., diesel) and sealed power equipment.? Open Cup: Tests in open containers; for high-flash oils (e.g., insulating oil) and air-exposed scenarios.2. Transformer Test Series2.1 What can the Transformer Capacity Tester detect?Detects transformer's actual capacity, no-load/load loss, no-load current, and impedance voltage; judges compliance and faults.2.2 How to use the Transformer Tap Changer Tester?1. Connect test lines to tap changer terminals per manual.2. Power on, select test mode (e.g., resistance test).3. View results; disconnect and power off after. (Note: De-energize and ground transformer first.)2.3 What is the purpose of the Transformer Winding Deformation Tester?Detects winding deformation (axial displacement, short circuits) from short-circuits or vibration; enables early maintenance to avoid accidents.FAQ3. Circuit Breaker Test Instruments3.1 What are the differences between the Single-Chip Microcomputer and Industrial Computer Circuit Breaker Characteristic Testers?? Industrial Computer: Stronger data processing, more tests (e.g., dynamic resistance), touch interface, and computer data communication.? Single-Chip: Simple structure, low cost; for basic characteristic tests.3.2 How to judge whether the Circuit Breaker Characteristic Tester is working normally?1. Check power and indicator lights.2. Run self-test; test a standard circuit breaker.3. Confirm results are within allowable error. Stop use if self-test fails or errors are large.4. Cable Fault Test Instruments4.1 What types of cable faults can the Multiple Pulse Cable Fault Tester detect?Detects low-resistance (short circuits), high-resistance (leakage), and open-circuit faults; locates faults via pulse reflection.4.2 How to improve the accuracy of the Cable Fault Location Tester?? Ensure correct, firm test line connections.? Select proper test mode/parameters for fault type.? Eliminate environmental interference; keep site clean/dry.? Calibrate regularly.? Test multiple times for complex faults; analyze results comprehensively.5. Insulation Resistance Tester5.1 What is the application scope of the High-Voltage Insulation Resistance Tester?Tests insulation of high-voltage equipment (transformers, generators, cables, etc.); checks for moisture, dirt, or aging to support commissioning and maintenance.5.2 How to (complete based on full content; core steps?Store in dry environment, avoid impact; clean terminals before use; calibrate regularly to maintain accuracy.)
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