NEN NVN ENV 50123-7-1 : 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-1: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
28-04-2003
12-01-2013
Identifies the characteristics and parameters of equipment used in the measurement, control and protection of d.c. traction systems. Guidance is given concerning the appropriate application of electrical protection systems.
DocumentType |
Standard
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PublisherName |
Netherlands Standards
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Status |
Superseded
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SupersededBy |
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