HELB Ltd is the engineering company for design, production, installation, testing & commissioning and maintenance of electrical equipment up to 400kV level.
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Our activities include following services:
- design: basic design, detailed design, relay protection studies, cable & conductor calculations, earthing and lightning protection design, etc.
- production: control cubicles and distribution boards for the application of the LV, MV and HV installations
- installation: primary, secondary (protection and control installations), tertiary systems (power supply AC- and DC-systems) for subsations on all voltage levels
- testing & commissioning: functional testing, specialistic testing of primary equipment (power transformers, circuit breakers, etc.), numerical protection systems, SCADA systems
- maintenance: preventive, corrective, (in substations, windparks, ...)