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Our Services

On the basis of testing and certification services, AIT provides support across all stages of development - from the product concept through to series production. Professional engineering and consulting expertise make AIT a reliable partner in the product development process of devices for electric energy systems.

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

0,1 - 1,5 kV

 up to 30 MW

max. 30 kA
max. 30 kA

High Voltage

up to 600 kV 


max. 1,0 A 

High voltage mobile

up to 250 



Impulse voltage

up to 1200 kV