The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

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.

Since the early days of electric power systems, protection has been essential for the operation and safeguarding of power system assets as well as the safety of its users. Developed for the ...

Testing verifies that protection schemes meet their intended purpose, ensuring safety and system integrity. Function testing involves manual or electrical manipulation of components to confirm signal ...

Electrical substations utilize direct lightning stroke shielding to help ensure proper operation, and to prevent costly damages and extended outages. While modern substation designs and equipment make ...

As protection schemes grow more complex and intelligent electronic devices are widely adopted, accurate and flexible relay testing has become essential for commissioning, maintenance, and ...