Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding interconnections, and increasing dependence on distributed energy ...

A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, allowing engineers to test protective relays under controlled conditions.

Differential protection is best understood as a fault control philosophy rather than a component category. The relay itself is secondary to the scheme it enforces. Once a zone is defined, the system ...

A new white paper examines how Australia can ensure electricity system security in the transition from baseload generators and spinning machines to a grid dominated by inverter-based resources.

The U.S. generator protection relay market was valued at USD 0.61 billion in 2025 and is forecast to grow at a CAGR of 5.44% from 2026 to 2035, reaching USD 1.04 billion. Growth is supported by power ...

Protective relay testing verifies that installed relays will trip correctly under real fault conditions, confirming settings, timing, and logic so protection schemes operate as intended during ...

オムロン株式会社（本社:京都市下京区、代表取締役社長 CEO: 辻永順太）の高容量パワーリレー「G9KA-E」が、アメリカの技術系月刊誌「Electronic PRODUCTS*1」が主催する、「the 2023 Product of the Year Awards」の電気機械カテゴリーで受賞しましたので、お知らせいたし ...

Complex grids depend on equipment such as transformers, protection relays, switchgear, and cables—each of which can develop faults not immediately visible during normal operation. As a result, ...

近年、カーボンニュートラルの実現や災害時のレジリエンス強化に向けた蓄電システムのニーズが高まる中で、太陽光発電システムで作り出した電力の自家消費を目的とした家庭用蓄電池は、製品の高容量化が進んでいます。一方、高容量化を実現するに ...

最先端のポータブル電源やクリーンな電力技術を開発するテクノロジー企業、EcoFlow Technology Japan株式会社（本社：東京都江東区、以下EcoFlow）は2022年7月12日（火）に、キャンピングカーや電気を自給自足するオフグリッド生活向けのモジュール式の独立型電源 ...