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213
TECHNICAL SPECIFICATION FOR 6 Pair &1 Pair Telephone Cables
1.0
SCOPE:
1.1.
The scope of the specification covers design, manufacture, testing,
Packing, forwarding and delivery on fads basis of cables as detailed below:i.
ii
0.63mm 6 pair un-armoured telephone cable
0.63mm single pair un-armoured telephone cable.
1.3.
Six pair and single pair telephone cables are intended to interconnect the switching
equipment to power line carrier communication terminal and interconnecting the
switching equipment to telephone instruments. The telephone cables will carry voice
and data signals with frequencies below 4 khz. The cables are intended for indoor use
only.
2.0
standards:
(i).
The cables proposed for purchase shall conform to the following i.s. standards which
shall mean latest revisions, amendments/changes adopted and published unless
otherwise specified herein after.
----------------------------------------------------------------------------------------------standards
title
-----------------------------------------------------------------------------------------------telephone
cables
Is10579/
Is5831/84
polythene insulation and sheath of
pvc insulation and sheath of electrical cables
.
-------------------------------------------------------------------------------------------------Equipment meeting with the requirement of other authoritative standards, including is
which ensure equal or better performance than the standards mentioned above, shall also
be considered. When the equipment offered by the bidder conforms to other standards,
salient points of difference between standards adopted and the standards specified in this
specification shall be clearly brought out in the relevant schedule. Four copies of such
standards with authentic translation in english shall be furnished along with the offer.
3.0
climatic condition :
3.1.
The cables called in this specification are required to operate satisfactorily as per the
service conditions setout in the annexure of this specification.
4.0.
Principal parameters:
4.2.
Six pair/single pair cable