EDL-Gen O&M Project References

Overhaul Transformer Unit 5 of Nam Ngum 1 HPP (155MW)

Insulation & Winding resistance Test, Ratio Test, Power factor of winding and bushing Test, Oil Breakdown Test.

Transformer Protection Device Test (Alarm and Trip) – Buchholz (Gas) Relay  – Pressure Relief  – Winding and Oil thermomerter 

Disassembly and lift down Bushing  HV side

Lift down main cover tank and cleaning

OPERATION & MAINTENANCE SERVICES FOR HYDRO POWER PLANTS

PSA-KOWEPCO Xepain-Xenamnoy – 410MW 

PSA-EGAT Nam Lik 1 – 65MW

Nam Khan 3 – 60MW

Xeset 3 – 23MW

(E&E) Nam Theun 1 – 650MW

PSA-SINOHYDRO B10
 Don Sahong ~ 260MW

Nam Chiane – 104MW

Tad Salen – 3.2MW

Nam Ngum 1 - 235MW

Nam Khan 2 ~ 130MW

Houay Lamphangnai - 88MW

Xeset 2 - 76MW

Nam Leuk - 60MW

Xeset 1 - 45MW

Nam Mang 3 - 40MW

Nam Sana - 14MW

MAINTENANCE EXPERIENCES FOR HYDRO POWER PLANTS

MINOR OVERHAUL

MAJOR OVERHAUL

POWER TRANSFORMER MAINTENANCE

STATOR WINDINGS INSPECTION

THRUST BEARING REFURBISHMENT