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The RD6000A Transformer Tan Delta Tester from WRINDU breaks through the traditional bridge measurement method for the tan delta test of transformer. It adopts frequency conversion power supply technology and uses single-chip microcomputers and modern electronic technology for automatic frequency conversion, analog-to-digital conversion, and data operation. RD6000A can do interference resistance, a quick tan delta testing, high measurement accuracy, fully digital automation, and straightforward operation.

The tester employs a high-capacity switching power supply that generates clean 45Hz and 55Hz sine wave outputs. It applys automatic voltage regulation with outputs reaching 10kV, perfectly suitable for precise transformer tan delta testing. The built-in 50Hz noise suppression guarantees stable operation in high-interference environments.

WRINDU's engineered design ensures the RD6000A as the optimal solution for fast, accurate tan delta test in challenging field environments.

RDJB-1600M Microcomputer Relay Protection Tester is our company extensively listening to user opinions, summarizing the advantages and disadvantages of similar domestic products at present.

RD3215E high voltage insulation resistance tester has excellent anti-interference performance and is suitable for insulation resistance detection of large high voltage equipment and substation transmission lines. The true color touch screen displays clearly and is easy to operate.

The RD3000B ground resistance tester is designed and manufactured specifically for the on-site measurement of ground resistance, soil resistivity, ground voltage, and AC voltage in combination with the new lightning protection ground resistance test standard.
The test current reaches 20mA, using digital and micro-processing technology. Precise 4-wire method, 3-wire method, and simple 2-wire method for measuring ground resistance. Introduced FFT (Fast Fourier Transform) technology and AFC (Automatic Frequency Control) technology to automatically identify interference and select the measurement frequency to minimize the impact of interference. Provide More accurate grounding resistance.
Our Earth Resistance Tester has unique anti-interference ability and environmental adaptability, and it has good consistency in repeated tests to ensure high accuracy, high stability and high reliability of long-term measurement. The ground resistance meter is widely used in power, telecommunications, meteorology, oil fields, construction, lightning protection and industrial electrical equipment, such as ground resistance, soil resistivity, ground voltage, AC voltage measurement

The RD3000B ground resistance tester is designed and manufactured specifically for the on-site measurement of ground resistance, soil resistivity, ground voltage, and AC voltage in combination with the new lightning protection ground resistance test standard.

The test current reaches 20mA, using digital and micro-processing technology. Precise 4-wire method, 3-wire method, and simple 2-wire method for measuring ground resistance. Introduced FFT (Fast Fourier Transform) technology and AFC (Automatic Frequency Control) technology to automatically identify interference and select the measurement frequency to minimize the impact of interference. Provide More accurate grounding resistance.
Our Earth Resistance Tester has unique anti-interference ability and environmental adaptability, and it has good consistency in repeated tests to ensure high accuracy, high stability and high reliability of long-term measurement. The ground resistance meter is widely used in power, telecommunications, meteorology, oil fields, construction, lightning protection and industrial electrical equipment, such as ground resistance, soil resistivity, ground voltage, AC voltage measurement

RDBT-3018D Battery Discharge Tester discharges the battery pack through the built-in load. The Battery Load Discharge Tester can meet the discharge test of battery pack with various voltage levels (0~300V). The tester can monitor the battery voltage, discharge current, discharge time, discharge capacity and other parameters in the discharge process in real time.

It is applicable to activation discharge of various storage batteries, discharge during initial charging of storage batteries, maintenance discharge of storage batteries, and inspection of storage performance and load capacity of storage batteries; The utility Battery Discharge Tester has the advantages of simple operation, safe discharge, etc.

1. Dual-processor design: DSP for data, ARM for communication.

2. High-res 16-bit AD7655 analog acquisition at 1 MSPS.

3. DSP > 200 MHz for real-time power grid monitoring.

4. 5.6" color LCD for efficient data visualization.

5. Generous built-in memory for data storage.

1. RDCR5000 Power Quality Analyzer is a comprehensive test instrument and specially designed for field test of three phases, multi-functional and intelligent, concise man-machine operation.

2. Digital Power Quality Analyzer is easy to use, large LCD screen display, high resolution, interface in both Chinese and English, shock-proof shell structure, and so on.

3. It can simultaneously measure the 4-channel current (ABC three phase and neutral wire current), 4-channel voltage (ABC three-phase voltage and neutral line voltage to ground), the peak value of current voltage, maximum/minimum value over a period, three-phase imbalance factor, short-time voltage flicker, transformer K factor, active power, reactive power, apparent power, power factor, and displacement power factor, active power, reactive power, apparent power, total harmonic distortion, and harmonic, etc.

4. The Digital Power Quality Analyzer can display real-time waveforms, harmonic ratio bar charts of current voltage, and dynamically capture instantaneous changes in voltage current. It can monitor starting current, power parameters, and generate an alarm list. It also generates trend charts for long-term recording of test data.

This loop resistance tester is a high-precision and digital switch testing instrument developed by our company according to IEC standard and the latest electric power executive standard of the people's Republic of China DL/T845.4- 2004, giving full play to our own technical advantages.