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High Voltage and High Power Laboratory

Typical Test Objects​

  • Electrical devices​
  • Switchgear and controlgear (Circuit breakers, switches, switch-disconnectors, disconnectors, fuses, switch-fuse combinations, protective devices, tap changers)​
  • Switchgear and controlgear assemblies and MCC​
  • Surge arresters​
  • Static converters​
  • Power and measuring transformers​
  • Inductances, capacitors, resistors​
  • Cables, lines and armatures​
  • Earthing- and lightning protection material​

Accreditation and Certificates​

  • Accreditation according to EN ISO/IEC 17025​
  • Certification according to ISO 9001​
  • Accepted CB TESTING LABORATORY under the responsibility of OVE as National Certification Body​

Testing Services​

  • Breaking capacity under operating conditions and in case of short-circuits​
  • Resistance to internal arcs​
  • Short-time withstand current and peak withstand current tests​
  • Temperature-rise tests​
  • Operational performance capability​
  • Dielectric tests​
  • Partial discharge measurements​
  • Tripping limits and characteristics​
  • Mechanical and electrical endurance​
  • Ingress protection​
  • Environmental simulation (rain, salt fog, corrosive atmosphere, dust, low temperature and ice, vibration and shock, acoustic measurements)​

Testing key infrastructure

The key data are:

High current AC 0,1-40 kV up to 120 MVA max. 150 kA
High Current DC DC 0,1-4 kV​ up to 75 MW max. 80 kA​
High Voltage up to 600 kV  AC max. 1,0 A
High voltage mobile up to 250 kV AC  
Impulse voltage up to 1200 kV  LI