NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Technical rule
[CURRENT]
IEC/TR3 60890 AMD 1
IEC/TR3 60890 AMD 1
A method of temperature-rise assessment by extrapolation for partially-tested assemblies (PTTA) of low-voltage switchgear and controlgear; Amendment 1
Title (German)
Verfahren zur Ermittlung der Erwärmung von partiell typgeprüften Niederspannung-Schaltgerätekombinationen (PTSK) durch Extrapolation; Änderung 1