Recently, the APLMF Training Course on Verification and Type Approval for Electric Vehicle Supply Equipment (EVSE) was held in Changsha, Hunan Province. As one of the supporting organizations, Tunkia Co., Ltd. hosted the on-site metrological verification training for EVSE at its campus.
From June 23 to 25, 2026, The Smarter E Europe 2026 took place at Messe München in Munich, Germany. TUNKIA, together with its partner inepro Metering, showcased its solutions in the Power2Drive exhibition area, drawing strong interest from visitors.
Introducing TUNKIA TE1100 AC&DC-EU EVSE Tester. Learn more about its features and operation.
The rapid global adoption of electric vehicles (EVs) is driving demand for charging infrastructure. This article explains why metrological testing of EV chargers—verifying the precision of built‑in energy meters—is essential.
This article explains what leakage current testers are, why calibration matters, and how TUNKIA’s dedicated calibration solutions deliver precision, efficiency, and portability for laboratories and manufacturers worldwide.
The purpose of EV chargers metrological testing is to ensure fair charging fees, protect the legal rights of users and operators, and maintain high precision and reliability of charging infrastructure over its long-term operation. This essay will introduce TUNKIA TK4830 Portable Tester for AC&DC EV Chargers, along with its operation process of testing EV charging stations.
This article provides an introduction to the working principle, classification, and typical calibration methods of Clamp Meter. The convenience of measuring current without the need for power interruption has made Clamp Meter widely used in power maintenance, industrial testing, and other fields. By analyzing various calibration methods in detail, the accuracy and response time of Clamp Meter can be improved, providing reliable measurement solutions for the metrology calibration industry. Click to learn more about our products and services tailored for the metrology calibration industry.
Tunkia‘s Leakage Current Tester Calibration Solution
TUNKIA’s DC electrical energy measurement solutions deliver high precision, full traceability, strong compatibility, and compliance with international standards. Designed for energy meter manufacturers, EV charger testing, power metering, and national metrology institutes, TUNKIA ensures accurate and dependable measurement solutions for the global energy industry.
The rise of DC power is a response to the changing energy landscape driven by renewable energy, energy efficiency, and technological advancements. As DC technology continues to evolve, precision metering solutions will be essential for ensuring a transparent, efficient, and well-managed energy future.