NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Technical rule
[CURRENT]
CLC/TR 60890
CLC/TR 60890
A method of temperature-rise assessment by extrapolation for partially type-tested assemblies (PTTA) of low-voltage switchgear and controlgear (IEC/TR3 60890:1987 + corrigendum 1988 + A1:1995)
Title (German)
Verfahren zur Ermittlung der Erwärmung von partiell typgeprüften Niederspannungs-Schaltgerätekombinationen (PTSK) durch Extrapolation (IEC/TR3 60890:1987 + Corrigendum 1988 + A1:1995)