Engineering and drawing work for the secondary installation for 2 fields of the new 150 kV GIS installation.These two fields connect the new 150 kV GIS installation with the existing 150 kV ABB installation

Primary construction of the fields consisting of, rail A and B, circuit breaker, earthers, separators and measurement transformers;

The secondary activities consist of the engineering and drawing work in Elcad for the combi cabinets. Combi cabinets covers the specificatiobs below;

Field control system, VBS.

1st and 2nd differential protection devices as cable protection.

Maximum current-time security.

Rail security.

SRBV backup protection switch.

Transfer of controls, reports and trips to the other side, ABB fields, via glass and copper.