IEC 60779:2005

FOREWORD
1 Scope and object
2 Normative references
3 Terms and definitions
4 Type of tests and general conditions of their performance
  4.1 Type of tests
  4.2 General conditions of test performance
5 Recommendations for technical tests
  5.1 Measurement of the effective stroke of the electrode
       ram motion
  5.2 Measurement of the speed of the electrode motion
  5.3 Measurement of the time interval for exchanging
       electrodes
  5.4 Measurement of the open-circuit secondary voltage of
       the electroheat installation
  5.5 Measurement of the electrical parameters of the
       secondary circuit of the electroheat installation
  5.6 Measurement of the active power, reactive power and
       power factor of the electroheat installation
  5.7 Measurement of the temperature of components which
       are subjected to strong magnetic field and/or radiated
       or converted heat
  5.8 Measurement of the temperature rise of the cooling-water
  5.9 Measurement of the cooling-water flow rate and heat losses
  5.11 Measurement of the melting rate of consumable electrode(s)
  5.12 Determination of the specific energy consumption
  5.13 Measurement of vacuum parameters for a vacuum electroslag
       remelting furnace
  5.14 Measurement of the pressure in the chamber of a
       pressurized electroslag remelting furnace
  5.15 Measurement of the gas composition of an electroslag
       remelting furnace working under an inert gas atmosphere

Applicable to industrial electroslag remelting furnaces having one or more electrodes and having different melting power supplies, such as alternating current, direct current, or low-frequency current. Standardizes electroslag remelting furnace test conditions and methods to determine the main parameters and technical characteristics. The contents of the corrigendum of December 2008 have been included in this copy.