SN EN 60076-2 : 1997

1 Scope
2 Normative references
3 Identification symbols according to cooling
    method
4 Temperature-rise limits
    4.1 General
    4.2 Normal temperature-rise limits at continuous
          rated power
    4.3 Modified requirements because of unusual
          service conditions
    4.4 Temperature rise during a specified load cycle
5 Test of temperature rise
    5.1 General
    5.2 Test methods for temperature-rise determination
    5.3 Determination of oil temperatures
    5.4 Determination of average winding temperature
    5.5 Determination of winding temperature before
          shutdown
    5.6 Corrections
Annexes
A Note on oil temperature in transformers with forced
    oil circulation
B Transient loading - Mathematical model and testing
C Techniques used in temperature-rise testing of oil-
    immersed transformers
ZA Normative references to international publications with
    their corresponding European publications

Addresses transformers by means of their cooling methods, specifies temperature-rise limits and gives test methods for temperature-rise measurements. Applicable to transformers as specified in the scope of IEC 76-1.