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What Is A Digital Panel Meter?

A digital panel meter is an electronic measuring device used to display electrical or physical parameters in a clear digital format. It is commonly installed on control panels, industrial equipment, power distribution systems, and automation systems to monitor and display values such as voltage, current, power, temperature, frequency, pressure, and other measurement signals. Compared with traditional analog meters that use a pointer and scale, digital panel meters provide higher readability, better accuracy, and more convenient data monitoring.

2026-07-17

Does CT Stand for Current Transducer?

Many people working in electrical industries often confuse the meaning of the abbreviation CT and mistakenly believe it refers to current transducer. In fact CT is the short form of current transformer instead of current transducer. These two devices share the basic function of detecting circuit current but they are totally different products with separate naming rules in global electrical standards.

2026-07-16

What Is The Difference between A Transformer And A Current Transformer?

A transformer is a general electrical device used to change the voltage level of alternating current (AC) power. It can increase voltage (step-up transformer) or decrease voltage (step-down transformer) while keeping the frequency unchanged. Transformers are widely used in power generation, transmission, distribution, and industrial electrical systems. Their main purpose is to transfer electrical power efficiently between circuits and provide suitable voltage levels for different applications.

2026-07-15

What Is A Zero Sequence Current Transformer?

A zero sequence current transformer(Core Balance Current Transformer,CBCT), also known as core balance current transformer or residual current transformer, is a special sensing device widely used in power distribution systems for earth fault and leakage protection. Unlike ordinary current transformers that measure single-phase load current, this device focuses on detecting the vector sum of all currents passing through its annular magnetic core.

2026-07-14

Company News

Italian Clients Visit Tianrui Group's Nanjing Branch In-Depth Exchanges And Production Line Tour Pave The Way for New Cooperation

On September 17, 2025, Tianrui Group’s Nanjing Branch welcomed distinguished guests from Italy. The clients made a special trip to Nanjing with the aim of gaining a comprehensive understanding of Tianrui Group’s technological capabilities, product portfolio, and manufacturing strength

2025-09-17

Tianrui Electronic Nanjing Branch Organizes Spring Team-Building Activities

Nanjing, April 29, 2025 - To deepen team collaboration awareness, facilitate cross-departmental communication, relieve work pressure, stimulate team vitality, and enhance mutual understanding, Hubei Tianrui Electronics Co., Ltd.'s Nanjing Branch organized an outdoor team-building event for all emplo

2025-04-29

The residual current transformer of our company passed the third party inspection center test successfully

The residual current transformer developed by our company was commissioned by the National Fire Electronic Product Quality Supervision and Inspection Center for third-party inspection in May 2017

2020-08-19

Exhibition Information

Tianrui Electronic Co., Ltd. Was Invited To Participate in 2024 ELECTRIC & POWER VIETNAM

On September 3-6, 2024, Tianrui Electronics Co., Ltd. participated in 2024 ELECTRIC & POWER in Ho Chi Minh City, Vietnam, which was attended by more than 200 enterprises from all over the world.

2024-09-14

Tianrui Electronic Successfully Participated 2024 CWIEME

From May 14 to 16, 2024, Tianrui Electronics participated in 2024CWIEME "German Coil, insulation material, motor and transformer Manufacturing Exhibition" held in Berlin International Convention and Exhibition Center, there are totally over 600 enterprises from Germany, UK, India and other co

2024-06-04

Tianrui Electronics successfully concluded at CIRED2023 exhibition

On June 12, 2023, Tianrui Electronics participated in the CIRED2023 International Power Supply Conference and Exhibition and Power Grid Innovation and Sustainable Development Summit Forum in Rome, Italy. This conference will promote the high-quality development of future power distribution technolog

2024-03-20

What Is A Digital Panel Meter?

Does CT Stand for Current Transducer?

What Is The Difference between A Transformer And A Current Transformer?

What Is A Zero Sequence Current Transformer?

Italian Clients Visit Tianrui Group's Nanjing Branch In-Depth Exchanges And Production Line Tour Pave The Way for New Cooperation

Tianrui Electronic Nanjing Branch Organizes Spring Team-Building Activities

The residual current transformer of our company passed the third party inspection center test successfully

Tianrui Electronic Co., Ltd. Was Invited To Participate in 2024 ELECTRIC & POWER VIETNAM

Tianrui Electronic Successfully Participated 2024 CWIEME

Tianrui Electronics successfully concluded at CIRED2023 exhibition

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