GFUVE LC-100KV Portable Transformer Oil Dielectric Strength Tester

The GFUVE LC-100KV is a fully automatic, portable, and high-precision insulating oil breakdown voltage tester designed for mineral, ester, and silicon-based insulating liquids. Engineered for both laboratory accuracy and on-site durability, it delivers consistent and repeatable results under rigorous working conditions. Built on a digital microcomputer control system, the LC-100KV combines high measurement accuracy, strong anti-interference capability, and comprehensive safety protection—making it a reliable choice for power utilities, heavy industry, and mining operations worldwide.

Key Features          

• 0–100 kV stable output, maximum 100 KV

• ±1% voltage resolution and accuracy, voltage rise time accuracy: 2%

• 7-inch touch colour display for intuitive operation

• Transparent shielded lid for real-time visual observation

• Ultra-fast HV cut-off (<10 μs) for instant protection

• Over current, over voltage and short-circuit protection

• USB & RS232 communication ports

• Built-in 58 mm thermal printer for on-site reports

• Programmable test sequences

• Compliance with GB/T507-2002, DL429.9, IEC60156, ASTM D1816

• Wide operating temperature: -10 °C to 50 °C

 

Market Performance & South African Mining Application 

In South Africa’s mining industry, where operations face extreme heat, dust, humidity, and unstable power grids, the reliability of electrical infrastructure directly determines production efficiency and safety. Transformers are critical assets in mining power distribution, and the quality of insulating oil is essential to prevent breakdowns, fires, and costly unplanned shutdowns.

In this challenging environment, the GFUVE LC-100KV has gained wide recognition and positive feedback from South African gold, platinum, and coal mines. Local maintenance teams report that the LC-100KV performs exceptionally well in remote, dusty, and high-temperature mine sites, where many conventional testers suffer from inaccurate readings, slow response, or frequent failures.

Customer feedback consistently highlights:

• Outstanding stability under harsh complex working conditions

• Rugged build that resists vibration, dust and humidity for long-term on-site operation

• Easy operation for field technicians, reducing training time and operational costs

• Lab-grade accuracy for efficient on-site predictive maintenance

• Fast testing and integrated printing function, perfectly matching diverse shift-based operational workflows

Widely adopted as a standard insulating oil testing device by global power enterprises and industrial manufacturers, the LC-100KV empowers technical teams to efficiently detect insulating oil aging and insulation performance degradation at an early stage, effectively extending transformer service life and reducing overall operational and maintenance risks. Fully compliant with multiple international and industry authoritative standards, the tester delivers traceable, standardized and auditable test data, fully meeting daily quality control, routine detection and official regulatory inspection requirements for various industries.

Core Benefits

• Ensure transformer reliability and prevent sudden failures

• Minimize downtime through fast and accurate on-site testing

• Withstand harsh environments in mining, remote industry, and outdoor utilities

• Improve safety with comprehensive protection and fast fault response

• Simplify workflows with automatic operation and built-in reporting

• Meet global standards for consistent, recognized test results

Applications      

• Power plants & renewable energy stations

• Transformer manufacturers & electrical equipment factories

• Universities, research institutes & ISO17025 laboratories

• Insulating oil production and blending plants

• Electrical testing & calibration centers

• Power utilities, grid companies & electricity bureaus

• Railway electrical departments

• Mining industry (South Africa & Africa)

• Industrial and mining enterprise electrical maintenance

The GFUVE LC-100KV Portable Transformer Oil Dielectric Strength Tester represents a new standard in insulating oil testing—combining advanced technology, rugged reliability, and proven performance in the world’s toughest industrial environments. Trusted by mining operators in South Africa and recognized by clients globally, it delivers the precision, stability, and safety required for modern electrical asset management.

GFUVE OFFICIAL Website: www.gfuvegroup.com

CAT III 600V Clamp On Current Transformer P8S Low Phase Shift

High precision up to 0.1% ensures reliable and stable measurement data for daily and professional use.

Mini 8mm opening jaw, lightweight and portable, easy to operate in narrow working spaces.

Excellent frequency response and low phase deviation, ideal for oscilloscope and power analyzer matching.

Strictly certified to European safety standards, CAT III 600V insulation guarantees user safety.

Multiple connectors and ranges optional, flexible to meet various industrial current testing demands.

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The Wiring Diagram for the GF312V2 Three-phase, Four-wire Electronic Active Energy Meter with Tariff Function provides clear guidance for correct installation and connection during field testing and calibration. It illustrates proper phase sequence, voltage and current input alignment, and terminal configuration to ensure accurate measurement of active energy under tariff-based metering conditions. By following the wiring reference, technicians can minimize connection errors, improve testing efficiency, and ensure reliable operation of the meter under evaluation. This guide is essential for supporting safe and standardized setup in utility and industrial power metering applications.

GF106T6: Professional Solution for Metering & Protection CTs

The GF106T6 delivers a dedicated, professional testing solution for metering‑class and protection‑class current transformers, fully complying with international IEEE and IEC standards. It performs complete verification of excitation characteristics, ratio, polarity, error curves, winding DC resistance and secondary load, while supporting 6‑channel simultaneous testing to boost efficiency. With 0.02% high measurement accuracy, automatic knee point detection, and automatic demagnetization, it ensures stable and reliable test data. The 7‑inch touch screen, large‑capacity data storage, USB report export and built‑in printer further enhance its practicality for power utilities, CT manufacturers, laboratories and on‑site commissioning work.

GF2018 Wireless Current Recorder, Easy Threading Installation & Removal for High Voltage Power Cables

The GF2018 high voltage power load recorder adopts a practical threading design for simple installation and uninstallation on power cables. Its open CT sensor with a maximum 3.3cm opening allows operators to thread the cable through the sensor easily in seconds. The electronic closing structure locks firmly after threading, ensuring stable attachment during long-term monitoring. Both installation and removal can be completed under live-line conditions without power cut, fully adapting to power lines up to 69kV. Made of ABS+PC composite material, the sensor is waterproof, shockproof and flame retardant, working reliably from -40°C to 60°C. After unloading, you can use the matched PC-Link software to download, analyze and export recorded current data to Excel and PDF files. https://www.gfuvegroup.com/ammeter-recorder/high-voltage-power-load-recorder-with-wireless-current-sensor.html

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T-3630 HV Insulation Resistance Tester 0–50TΩ 15kV

 The T-3630 HV Insulation Resistance Tester with an exceptional measurement range of 0–50TΩ and an impressive output voltage of 15kV is the ultimate solution for demanding high-voltage insulation testing applications. This professional megohmmeter delivers unparalleled accuracy and stability across its ultra-wide resistance scale, making it suitable for transformers, power cables, generators, motors, and switchgear. Equipped with advanced features including PI (Polarization Index) and DAR (Dielectric Absorption Ratio) calculations, a large backlight LCD, USB data download, and an IP65 ruggedized design, the T-3630 ensures safe, reliable, and efficient insulation diagnostics for power utilities, industrial maintenance, and electrical engineering projects.

For more information about our products, please visit our official website: https://www.gfuvegroup.com/electrical-test-tool/hv-insulation-resistance-tester.html