STU Tester
Protection Coordination and Trip Unit Settings in LS Electric ACB (Metasol Series)
Air Circuit Breakers (ACB) play a critical role in low-voltage power distribution systems by providing protection against overloads, short circuits, and ground faults. In LS Electric ACBs (Metasol series), protection is achieved using electronic trip ...
Understanding the Self-Power Option for STUs (ACB)
LS Electric ACBs offer a Self-Power option for Smart Trip Units (STUs), which allows the trip unit to operate without external control power. This function has specific characteristics and limitations that vary depending on the STU type. What is ...
OCR & STU Tester Firmware Revisions
This article contains the revision records of our OCR and STU testers. The release dates are in year-month-day formatting. Version Description of OCR, STU tester firmware revisions Release Date 01.01.00 ยท IPOT changed due to addition of functions for ...