EGAT TRANSEC Project conclusion at Nhong Chok Substation Thailand

A 200MVA, 500/200kV Transformer was detected and indicated that there are 88 Liters  of water inside the transformer and the 87.6 Liters was inside the paper

Posted by Chaitawat
on May 11, 2021 at 16:08

Line Lightning Protection Device - Overhead line lightning LLPD

Since over 20 years, LLPD, lightning lightning protection devices are protecting thousands of kilometers of overhead lines against lightning. With an installed based of 1.5 millions devices, utilities have increasing understood the benefits of their usage.

Posted by Matthieu
on January 7, 2020 at 11:14

PD detection and localization in power transformer by AE-150

A power transformer is suspected that might has some PD inside the transformer. 

Posted by Matthieu
on November 28, 2019 at 14:43

Underground cable PD measurement in Sabah, Malaysia

PD measurements are recognized worldwide for insulation diagnosis to prevent the failure of the HV system.

Posted by Chaitawat
on November 28, 2019 at 13:54

Lightning protection for OHL by professionnals

Lightning protection for OHL when unprepared and un-calculated can lead to un-effective solution and highly expensive. On the 220kV OHL above, the TLA (Transmission line arresters) installed can cost up to 4000 USD / pc. When bought in excess or istalled at the wrong location, or the wrong phase, or in the wrong way, each mistake cost at least the price of the TLA and most likely the price of the trip that wont be prevented.

Posted by Matthieu
on October 20, 2019 at 16:47

Temperature Monitoring for MV Switchgears

Our customer decided to equip his MV switchgear panel with our ThermoLabel to prevent fire due overheating on contacts. Here is how  and what he did.

Posted by Matthieu
on September 20, 2019 at 09:40