HELB offers a complete service. We design, construct and manage energy infrastructures. Having performed works on numerous switchgears/switchyards for the production, transmission and distribution of electric power HELB has greatly contributed not only to the Croatian electric power system, but also to the electric power systems in the entire Europe and the Middle East. Our scope of work includes the installation of switchgears by the world's leading manufacturers (Siemens, ABB, Schneider Electric, GE, etc.).


We perform the following installation works on switchgears for production, transmission and distribution:

—Installation of primary equipment on MV/HV switchgears
—Assembly and installation of steel structures
—Lighnting protection installation
—Preparation and installation of power transformers
—Installation of MV/HV busbar systems
—Assembly of MV/HV cable joints and terminations
—Installation of control cubicles, protection cubicles, ...
—Installation of cable networks on LV/MV/HV
—Reactive power compensation
—Electrical installation of lightning, heating, ventilation, etc.
—Grounding system
—Installation and servicing of equipment in explosive atmosphere.

For more information about installation, servicing, testing and commissioning of switchgears that we have conducted in electric power facilities please download the brochure (pdf).

Telephone +385 1 2781 462
Email construction@helb.hr
Language Croatian, English