Electrical laboratory services

Providing services of electrical laboratory NAO "Krasnaya Polyana" on the following list of types of tests and measurements:

  • Test circuit breakers and protective devices;
  • Measurement of contact voltage
  • Measurement of soil resistivity;
  • Measurement of impedance of loop "phase-zero" (measurement of short-circuit current loop "phase-zero");
  • Measurement of insulation resistance;
  • Measurement of earth resistance (spreading resistance of an electric current);
  • Check the circuit and the measurement circuit between earthing and grounding elements of installations;
  • Testing of power transformers up to 1600 kVA up to 10 kV;
  • Testing of power cable lines up to 10 kV (including cables cross-linked polyethylene);
  • Testing of collecting and connecting busbars up to 10 kV;
  • Test suspension and supporting insulators 10 kV;
  • Testing of bushings and bushing insulators 10 kV;
  • The test oil, vacuum and gas-insulated switches up to 10 kV;
  • Testing of the electromagnetic switches up to 10 kV;
  • The test valve arresters and surge arresters up to 10 kV;
  • Test switch-disconnectors, short-circuiters and separators up to 10 kV;
  • The test apparatus, secondary circuits and wiring for voltage up to 1000 V;
  • Testing of load break switches up to 10 kV;
  • Test instrument transformers up to 10 kV;
  • Testing of transformer oil (including the measurement of the breakdown voltage);
  • Test switchgear indoor and outdoor installation;
  • Testing of relay protection, automatics and measurement in the secondary circuits of electrical equipment;
  • Testing of AC motors up to 1.0 kV;
  • Testing of protective equipment used in electrical installations;
  • Definition of places of damage of cable lines up to 10 kV.