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    The HIVOLTEC is the trade exhibition for manufacturers of plants, machinery, equipment and tools for working with and operating medium and high voltage plants as well as for service providers for this sector.


    1. Electrical and energy technology


    Manufacturers of air-insulated switchgear systems, SF6-gas-insulated systems, medium-voltage switchgear systems, power and distribution transformers, inverter technology, cable installations, relay technology, transformer stations, network stations, ground fault and short-circuit indicators, voltage testers, voltage test systems, ground and load break switches, current and voltage converters, circuit breakers, power switches, transformers, isolators, insulating oil, flexible and rigid connecting elements made of copper, aluminum or brass, cabinets and enclosures for electrical systems, inverters

    2. Automation and control technology


    Vendors of control stations, communications equipment, IEC 61850, transmission technology, Smart Grid solutions (software, meters), distribution network automation

    3. Instrumentation and control equipment


    Manufacturers of stationary and portable measuring and testing equipment as well as laboratory equipment: Ultrasonic measuring devices, network analyzers, megohmmeters, infrared cameras, digital multimeters, clip-on ammeters

    4. Occupational safety and fire safety


    Manufacturers of personal protective equipment, safety labels, fire barriers and fire doors, safety devices

    5. Transport and construction


    Manufacturers of substations, mast equipment, consumer systems, lightning protection system, surge protection, manufacturers and rental companies of work platforms, manufacturers of cable installation equipment, cable winches, power tools (circular saw, drills, planers, milling machines, …), transport companies, logistics service providers, and installation of above-ground and overhead lines and buried cables

    6. Services


    Planning offices, disposal, publishers, associations, authorities/institutions, distribution system operators, technical connection conditions, providers of prequalifications, tender portals

    7. Research and development


    Research institutes, universities, technical colleges

    Additional value for trade visitors: exhibitors at the adjacent efa present products and services for the energy technology infrastructure, including the medium and high voltage level, as well.

    Energy technology at efa

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