No. STT/RE/CJ/460
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Dated: 16.11.2006
The General Manager / Signal and Telecommunication
Central Railway. CST, Mumbai. - 400001
Eastern Railway, Fairly Place, Kolkata - 700001
Northern Railway, Boroda House, New Delhi.- 110 001
Northeast Frontier Railway, Maligaon, Gowahati.- 781 011
North Eastern Railway, Gorakhpur.- 273012
Southern Railway, Park Town, Chennai.-600 003
South Central Railway, Rail Nilayam, Secunderabad.-500371
South Eastern Railway, Garden Reach, Kolkata.-700043
Western Railway, Churchgate, Mumbai. – 400020
North Western Railway, Jaipur
East Central Railway, Hajipur-844101
East Coast Railway, Bhubaneshwar.
South Western Railway, Hubli
West Central Railway, Jabalpur
North Central Railway, Allahabad
South East Central Railway, Bilaspur.
The General Manager (S&T)/CORE, Allahabad.-211 011.
Director/IRISET/Lalaguda/Secunderabad.
The General Manager (S&T), Metro Railway, 33/1, Chowringhee Road, Kolkata.
The CPM, IRPMU, Shiviaji Bridge, Behind Shanker Market, New Delhi - 0001.
The Managing Director/RAILTEL/Bank of Baroda, Building, Parliament Street/ New
Delhi.
Executive Director / CAMTECH / Gwalior.
Director/ Telecom, Railway Board, New Delhi
Sub:
Amendment No.1 of the draft specification no.. RDS/SPN/TC
57/2006 for Thermoshrink jointing kit for jointing underground PIJF
cable
Ref:
This office letter of even no. STT/RE/CJ/460 dated 20.06.2006.
Amendment No.1 of the draft specification no.. RDS/SPN/TC 57/2006 for
Thermoshrink jointing kit for jointing underground PIJF cable is hereby issued for
its implementation with immediate effect.
In this amendment mainly tolerances for dimension etc. have been
incorporated and some minor corrections made.
(K.P.Arya)
For Director General/Telecom
Copy to:
1.
ED/QA (S&T), Annexe-II, 4th Floor, RDSO, Manak Nagar, Lucknow-226011.
2.
The Director/QA (S&T)/RDSO :4th Floor, West Wing, Fairlie Place, Eastern Railway, 17, N.S. Road, Kolkata-700001
IRCOT Complex, Behind Shanker Market, Near Shivaji Bridge, New Delhi-110001.
Ground Floor, DRM Office, South Western Railway, Bangalore-560023
New Annexe Building, Western Railway, Churchgate, Mumbai-400020.
i)
ii)
iii)
iv)
M/s Western Cablex Engg. Pvt. Ltd., 202 Univeral Industrial Estate, J.P.
Road, Andheri -West Mumbai – 400058.
2.
M/s General Auto Electric corporation.
D/207,ANSA Industrial Estate, Sakivihar Road,
Saki Naka, Andheri (East), Mumbai-400072
5
M/s Surana Telecom Limited, Unit-II
Plot.No 12 to 16, Pilerne, Pilerne industrial Estate,
Goa Industrial Development Corporation, MARRA, Bardez, Goa.
6
1.
Specification/QA/S&T/(Single Window) , RDSO, Lucknow.
(K.P.Arya)
For Director General/Telecom
AMENDMENT No. 1 TO SPECIFICATION No. RDSO/SPN/TC/57/2006 Rev.0)
FOR THERMO-SHRINK JOINTING KIT
FOR JOINTING UNDERGROUND PIJF CABLE.
The following amendments are issued in for Thermoshrink jointing kit for jointing
underground quad cable.
Clause No. 1.1
Pair sizes to be corrected as 5/10/20/50/100/200
Clause No.3.0
SN 6 of Cl.No.3.0
Kit Contents for TSF kit for PIJF cable joint:Dimensions of Adhesive Aluminium Foil shall be read as:
Length (400mm  4mm) x Width (100mm 2mm) x Thickness (0.06
mm  0.01mm)
Dimensions of Adhesive P.V.C. tape shall be read as:
Width (25mm 1mm) x Length (10meter/roll  0.1meter) x Thickness
(0.1mm to 0.13mm)
Shall be read as: Cleaning kit ( Liquid weight, ±1%).
Dimensions of Transparent polythene sheet shall be read as:
Length (500mm  5mm) x Width (300mm 3mm) x Thickness
(0.07mm to 0.08mm)
Shall be read as: Splice filling compound (300 gms, ±1%).
Shall be read as: Cleaning tissue (soaked with 5 to 6 ml. Iso Propyl
Alcohal)
Dimensions of emery strip shall be read as:
Length (600mm  5mm) x Width (25mm 1mm) x 60 mesh.
Dimensions of Insulated copper wire shall be read as:
Dia. (0.9mm  0.05 mm) x Length (2meter 20mm)
Dimensions of Adhesive polyster tape shall be read as:
Length /roll (5meters  0.05meter) x Width (25mm 1mm) x thickness
(0.05mm to 0.06mm).
Dimensions of Cable tie shall be read as:
Length (254mm  3mm) x Width (4.75mm  0.5mm) x Thickness
(1.43mm  0.1mm).
Dimensions of PVC Sleeves shall be read as :
Dia. (3mm  0.3mm) x Length (50mm  3mm) for conductor dia
0.5mm & 0.63mm
Dia. (5mm  0.5mm) x Length (50mm  3mm) for conductor dia.
0.9mm
SN 7 of Cl.No.3.0
SN 8 of Cl.No.3.0
SN 10 of Cl.No.3.0
SN 11 of Cl.No.3.0
SN 12 of Cl.No.3.0
SN 13 of Cl.No.3.0
SN 14 of Cl.No.3.0
SN 15 of Cl.No.3.0
SN 19 of Cl.No.3.0
SN 20 of Cl.No.3.0
i)
ii)
Clause No. 4.1
4.1.1
Heat shrink sleeve;
In Sub Cl.No. 4.1.1 of Cl. No. 4.1 the first para shall be replaced by
following:
“The sleeves shall be manufactured from cross linked, heat
shrinkable, thermally stabilized polymers and shall have an overlap
that is integral with the sleeve. Sleeve shall be of wrap around design
furnished with stainless steel channel and one retention clip to make
the wrap around sleeve cylindrical prior to the shrinking
operation.”
Clause No. 4.4
4.4.2
Adhesive PVC Tape:Shall be read as “The size of the tape shall be Width (25mm 1mm) x
Length (10meter/roll  0.1meter) x Thickness (0.1mm to 0.13mm)”
Clause No.4.5
4.5.3
Adhesive aluminium foil:Shall be read as: “Dimension of Aluminium foil shall be Length (400mm
 4mm) x Width (100mm 2mm) x Thickness (0.06mm 0.01mm).”
Clause No. 4.7
4.7.4
Emery Strip:Shall be read as “The emery cloth shall be supplied in the form of strip
size Length (600mm  5mm) x Width (25mm 1mm) x 60 mesh.”
Clause No. 4.10
4.10.3
Insulated Copper Wire:Shall be read as “ the length of insulated copper wire shall be 2 meter
20mm and the diameter of copper conductor shall be 0.9mm  0.05mm.
Clause No. 4.12
Polythene Sheet (TPE Sheet):Shall be read as “ The polythene sheet for filling compound shall be
provided (500mm  5mm) x (300mm 3mm) with thickness (0.07mm
to 0.08mm).”
Clause No. 4.14
Cable Tie:Size of cable tie shall be read as:Length
: 254  3mm
Width
: 4.75  0.5mm
Thickness : 1.43  0.1mm
Tensile Strength Kgs (lbs) : 22Kgs (50lbs) min.
Clause No. 6.2.2
SN 1 of Cl.no.6.2.2
Sampling plan for acceptance tests for PIJF cable:Under test column it shall be read as “Dimensions(Sno. 1
to 7,9,10,13,14,18 to 20
SN 30 of Cl. No.
6.2.2
New SN 30 is added in the table of sampling plan for Acceptance tests
which shall be read as under:
S.No.
30.
Tests
Dimensions of Adhesive PVC tape
(SN.7 of Clause .3.0), Cleaning tissue(SN 12 of
Clause 3.0) &.Adhesive Polyster
tape (SN. 15 of Clause 3.0)
Sample size
One sample from the
offered lot.
Clause No. 7.0
7.1
Marking:This clause shall be read as:“ Following marking to the extent applicable as per marking
requirement of the raw material test under Annexure – V shall be
legibly and indelibly printed/ engraved on the item of the kit.”
Manufacturer’s name and identification mark.
Year/ month of manufacture.
Specification No.
Serial No.
Dimensions
Batch No.
Marking “ For PIJF Cable” on TSF sleeve.
a)
b)
c)
d)
e)
f)
g)
7.2(b) Note
Note no. 1 & 2 may be replaced by following:
The shelf life of all the components of the kit shall be at least 2
years at the time of Acceptance Testing except for the following
components, the performance of which may detoriate by not more
than 10% after one year. However these components shall be
perfectly usable till expiry date of the kit. These components are Adhesive PVC Tape, Adhesive Aluminium Foil, Sealant Tape,
Jelly Filling Compound & Cleaning tissue.
Annexure V
Raw material test of thermoshrink jointing Kits :-
Cl.No. 1.1 for
Thermoshrink
Sleeve and Hot
Melt Adhesive
(Page No.23)
The first para shall be replaced by following:
“The sleeves shall be manufactured from cross linked, heat shrinkable,
thermally stabilized polymers and shall have an overlap that is integral
with the sleeve. Sleeve shall be of wrap around design furnished with
stainless steel channel and one retention clip to make the wrap around
sleeve cylindrical prior to the shrinking operation.”
Table of Cl.2.1
Requirement of Marking added as New Section 2.1.16.which shall
for Thermoshrink
be read as under:
Sleeve and Hot Melt
Adhesive. (Page No. 25)
Section
Properties
2.1.16
Marking
Test methods Reference
& conditions
Visual
-
Requirements
Manufacturer’s
name
and
identification mark, Batch No.,
Year
of
manufacture,
Dimensions ( as per SN .1 of Cl.
No. 3.0), Spec. No. , “For PIJF
cable”
Table of Cl.2.0
for Splice filling
Compound (Page
No.37, Sr. No. 2.15)
Table of Cl. 2.0
for Cable cleaning
liquid (Page No.
41, Sr. No. 2.9)
Under ‘Requirement’ column the line “TEC type approval & date”
stands deleted.
This Sr. No. amd associated line stands deleted.
Table of Cl.2.0
for Adhesive PVC
Tape (Page No.43,
Sr. No. 2.1)
Under ‘Requirement’ column the line shall be read as:
10meter/roll  0.1meter
Table of Cl.2.0
for Adhesive
Polyester Tape
(Page No.44,
Sr. No. 2.2)
Under ‘Requirement’ column the line shall be read as:
5meter/roll  0.05meter
Cl.No.1.0
(Page No. 47)
& Cl. No. 9.0,
Sr. No. 9.6
(Page No. 48)
for Emery strip
Word ’Empty ‘ in Cl. No. 1.0 shall be read as‘Emery’.
& Under “Requirement” column the dimensions shall be read as:
(600mm 5mm) x (25mm 1mm) x 60 mesh.
Cl.No.1.0
The dimensions of tissue paper as mentioned in last sentence shall be read
as for cleaning tissue (190mm  5mm) x (140mm 5mm).
&
Table of Cl. 5.0
Under ‘Requirement’ column the quantity shall be read as 5 to 6 ml
for Cleaning tissue
conforming to IS-2631.
(Page No. 49,
Sr. No. 5.4)
Table of Cl.No.2.0
(Page No. 50, Sr.
No.2.1 & Sr. No.
2.5) for Adhesive
Aluminium Foil
Table of Cl. No. 2.0
(Page No. 51, Sr. No.
2, Sr. No. 3 & Sr. No.
4) for Cable Tie
Under ‘Requirement’ column the dimensions shall be read as:
(400mm  4mm) x (100mm  2mm) x (0.06mm  0.01mm)
& against marking, the words “& TAC No.” stands deleted.
Under “Requirement” column the dimensions shall be read as:
Length 254mm  3mm, Width 4.75mm  0.5mm, Thickness
1.43mm  0.1mm ,
requirement of Tensile strength shall be read as 22Kgs (50lbs) min.
& against marking, last line “Batch No.& Mfg. Date” stands
deleted.
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