NBN EN 60617-9 : 7ED 2000
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
GRAFISCHE SYMBOLEN VOOR ELEKTROTECHNISCHE TEKENINGEN - DEEL 9: TELECOMMUNICATIE - SCHAKELTOESTELLEN EN RANDAPPARATUUR
01-12-2004
12-01-2013
Introduction
Chapter 1: Switching systems and equipment
Section 1 Switching systems
Section 2 Block symbols for switching equipment
Section 3 Elements of selectors
Section 4 Selectors
Chapter II: Telephone, telegraph amd data equipment
Section 5 Telephone sets
Section 6 Telegraph and data apparatus
Section 7 Telegrapn repeaters
Chapter III: Transducers, recorders and reproducers
Section 8 Qualifying symbols specific to this chapter
Section 9 Transducers
Section 10 Recorders and reproducers
Annex A (informative) Older symbols
Annex B (informative) English alphabetic index
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