prEN 50XXX

Revision of CSN 33 3051:1992 - Protection of electrical machines and distribution switchgear - subclause 8.4: Protection of resistors and chokes of transformator nod. Amendment of 8.4.2 prEN 50XXX

General information

30.98   Project deleted   Jul 9, 1999

CENELEC

CLC/TC 17D Low-voltage switchgear and controlgear assemblies

European Norm

Scope

The amendment will enable the use of fuses with characteristic gTr for protection of distribution power transformers with nominal voltages 10/0,4, 22/0,4 and 35/0,4 kV against overload and short circuit of secondary part - The power distribution transformers in the Czech Republic have been protected by circuit breakers up to now

Life cycle

NOW

ABANDON
prEN 50XXX
30.98 Project deleted
Jul 9, 1999

Relations

Adopted from BT(CZ/REV)1 IDENTICAL




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