IEC 61156-4:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Multicore and symmetrical pair/quad cables for digital communications - Part 4: Riser cables - Sectional specification
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-31-2021
English - French
04-24-2003
Covers individually unscreened 20 pairs/10 quads or more for vertical shafts or vertically between floors. When installed vertically extra length requirements may be applicable and are defined in the appropriate specifications. The cables may be provided with a common screen over the cable core. These cables are suitable for the various communication systems for which the reference is given in the appropriate detail specification.
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