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SR CEI 61156-4:1997
Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables. Sectional specification
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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Status :
Withdrawn
Approval date : 7/16/1997
Publish date : 7/17/1997
Withdrawal date : 4/30/2013
Number of pages : 14
ICS : 33.120.20 Wires and symmetrical cables
Technical Committee : 160 - Telecommunication and signalisation cables
- Normative reference SR CEI 60304:1998
- Normative reference SR CEI 61156-1:1996
- Normative reference SR CEI 61156-4-1:1997
- Normative reference SR CEI 60344:1995