NEN HD 637 : 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
POWER INSTALLATIONS EXCEEDING 1 KV A.C.
01-11-2010
12-01-2013
Contains the requirements for the design and erection of electrical installations in systems with nominal voltage above 1 kV a.c., so as to provide safety and proper functioning for the use intended.
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