A one day field visit to 400/220/66 kV Malbase substation during its complete maintenance and testing of 400 kV 200 MVA ICTs and power transformers including oil conditioning was organised by eACCESS cordinator of College of Science and Technology, Phuentsholing Bhutan.

Mr. Cheten Tshering, Sr. Divisional Manager and Mr. Pema Wangchuk, Engineer (Electrical)  Substation Maintenance Division, Transmission Department, Bhutan Power Corporation Ltd, Phuentsholing, Chhukha were the resource persons during testing and hands on training.

During one day field visit, following testings are conducted;

1. Demonstartion of cooling of power transformers by oil forced and air forced cooling
2. Operation of Buchholz relay
3. Transformer winding ratio test
4. Transformer IR test
5. Winding resistence test
6. Breaker operation test

Brief Profile of the Speaker

Mr. Cheten Tshering is currently serving as the Sr. Divisional Manager, Substation Maintenance Division, Transmission Department, Bhutan Power Corporation. He is an alumnus of CST, graduated in 2009, and has also served as the chief councillor of the college. He has an experience of 12 years in power transmission and distribution sector under BPC. He specializes in Power System Planning, Designing, Control and Protection.

Mr. Pema Wangchuk is currently working as maintennace engineer at Malbase 400/220/66 kV substation. He had bachelors of Engineeirng in Electrical Engineering from college of Sciecne and Technology, Bhutan in  July 2014.