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Technische Regel
IEC TR 60890:1987 Ed. 1.0
Ausgabedatum: 1987 07 15
A method of temperature-rise assessment by extrapolation for partially type-tested assemblies (PTTA) of low-voltage switchgear and controlgear
The proposed method is applicable to enclosed PTTA or partitioned sections of PTTA without forced ventilation. It is intended to determine the temperature rise of the air...
Weiterlesen
ZURÜCKGEZOGEN
: 2014 05 08
Herausgeber:
International Electrotechnical Commission
Format:
Digital | 49 Seiten
Sprache:
Englisch
Aktuell Gültig:
ICS
The proposed method is applicable to enclosed PTTA or partitioned sections of PTTA without forced ventilation. It is intended to determine the temperature rise of the air inside the enclosure.
IEC TR 60890:2022 Ed. 3.0
2022 09 29
A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by ca...
Technische Regel
IEC TR 60890:2014 Ed. 2.0
2014 05 07
A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by ca...
Technische Regel
IEC TR 60890:1987/AMD1:1995 Ed. 1.0
1995 03 13
Amendment 1 - A method of temperature-rise assessment by extrapolation for partially type-tested ass...
Technische Regel
IEC TR 60890:1987 Ed. 1.0
1987 07 15
A method of temperature-rise assessment by extrapolation for partially type-tested assemblies (PTTA)...
Technische Regel
↖
Technische Regel
IEC TR 60890:1987/AMD1:1995 Ed. 1.0
Ausgabedatum :
1995 03 13
Amendment 1 - A method of temperature-rise assessment by extrapolation for partially type-tested assemblies (PTTA) of low-voltage switchgear and controlgear