Tests and measurements of electrical equipment and electrical installations

• Our Electrical measurements laboratory specialists perform the following types of measurements and tests on Russian and foreign electrical equipment (SIEMENS, Schneider, ABB, General Electric. etc.)

  • Measurement of earthing devices resistance.
  • Checking circuit between earthing connector and the earthed elements.
  • Measurement of contact voltage.
  • “Phase-zero” circuit check in electrical units up to 1 kV voltage with TN system.
  • Checking of Residual Current Devices (RCD).
  • Checking operation of up to 1 kV circuit breaker tripping devices.
  • Testing of electrical devices, secondary circuits and wiring up to 1 kV.
  • Testing DC machines.
  • Testing AC electric motors up to 10 kV.
  • Testing capacitor units for power factor increase up to 10 kV.
  • Testing indoor and outdoor switchgears up to 220 kV.
  • Testing oil circuit breakers up to 220 kV.
  • Testing SF6 circuit breakers up to 220 kV.
  • Testing vacuum circuit breakers up to 220 kV.
  • Testing load interrupter switches.
  • Testing disconnectors, isolating switches and short-circuiters up to 220 kV.
  • Testing busbars and connection buses up to 220 kV.
  • Testing valve-type arresters and surge arresters up to 220 kV.
  • Testing power cable lines up to 220 kV.
  • Testing instrument current transformers up to 220 kV.
  • Testing instrument voltage transformers up to 220 kV.
  • Testing power transformers up to 220 kV.
  • Checking and testing relay protection devices and electrics in electrical installations up to 220 kV.

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