JRD CABLES INC.

TELE-COMMUNICATION & INSTRUMENTATION CABLE

TELECOMMUNICATION CABLES

Annealed bare/tinned high conductivity copper, PVC/PE/Cellular PE insulated. Insulated cores twisted to form a pair. Pairs laidup in sub-units/units in concentric layers. Taped. Overall PVC sheathed. Individual and or overall shielding with Aluminium-Mylar tape/copper tape/lapping/braiding provided depending upon the requirement. Armouring provided with an extruded inner PVC/PE sheath and overall sheath of PVC/PE wherever required.

Application:
For telephone switching Exchanges, Switch board & telephone wiring (MDF, SDH, DWDM, DSLAM etc.). Pulse code modulation systems. RS-232 Communication Systems and Digital Transmission networks.

Telecommunication

Standard Specification:
DOT (GWIR 06/02) / C-DOT/ VDE: 0815, 0816 /IEc: 189 / IS: 5608

Characteristics:
• Suitable for operation at voltage of 250 Volts.
• Cable suitable for conductor operating temperature 70 o C, 85 o C & 105 o C shall be provided on request.

Delivery Lengths:
250-500-1000 meters. Other lengths upon request

Special Properties:
Fire Retardant/Fire Retardant Low Smoke/Zero Halogen Low Smoke & Sheath material shall be supplied on request.

TECHNICAL DATA SHEET

No of pairs	Conductor size	Insulation thickness normal	Dia over insulation	Sheath thickness minimum	Overall dia approx
	mm	mm	mm	mm	mm
2 pair	0.4	0.25	0.9	0.50	3.5
4 pair	0.4	0.25	0.9	0.65	5.5
8 pair	0.4	0.25	0.9	0.65	7.0
16 pair	0.4	0.25	0.9	0.75	9.5
24 pair	0.4	0.25	0.9	0.75	11.0
32 pair	0.4	0.25	0.9	0.75	12.5
32 pair	0.5	0.25	1.0	0.75	13.0
53 pair	0.4	0.25	0.9	1.10	16.0
102 pair	0.4	0.25	0.9	1.40	22.5
128 pair	0.4	0.25	0.9	1.40	26.0
128 pair	0.5	0.25	1.0	1.40	27.0
204 pair	0.5	0.25	0.9	1.80	31.0

INDENTIFICATION

INDOOR TELEPHONE CABLES UNSHIELDED

CABLE CONSTRUCTION

S1 No.	Technical Parameter			Unit	Requirement
1	Conductor Resistance			Ohm/100m at20˚C	93.8(24AWG) 57.1(22AWG)	(Max) (Max)
2	Resistance unbalance			%	5	(Max)
3	Mutual Capacitance(@1kHz)			pF/m	66.0	(Max)
4	Characteristic Impedance(Up to MHz)			Ohm	100+/-15	(Nom)
5	Attenuation			dB/100m
(a)	At frequency of	1	MHz		2.6	(Max)
(b)	At frequency of	4	MHz		5.6	(Max)
(c)	At frequency of	8	MHz		8.5	(Max)
(d)	At frequency of	10	MHz		9.7	(Max)
(e)	At frequency of	16	MHz		13.1	(Max)
6	Near end Cross Talk			dB/305m
(a)	At frequency of	1	MHz		41	(Min)
(b)	At frequency of	4	MHz		32	(Min)
(c)	At frequency of	8	MHz		27	(Min)
(d)	At frequency of	10	MHz		26	(Min)
(e)	At frequency of	16	MHz		23	(Min)

COLOR CODE

No. of Pairs	a-Wire	b-Wire	No. of Pairs	a-Wire	b-Wire	No. of Pairs	a-Wire	b-Wire
1	White	Blue	11	Black	Blue	21	Purple	Blue
2	White	Orange	12	Black	Orange	22	Purple	Orange
3	White	Green	13	Black	Green	23	Purple	Green
4	White	Brown	14	Black	Brown	24	Purple	Brown
5	White	Grey	15	Black	Grey	25	Purple	Grey
6	Red	Blue	16	Yellow	Blue
7	Red	Orange	17	Yellow	Orange
8	Red	Green	18	Yellow	Green
9	Red	Brown	19	Yellow	Brown
10	Red	Grey	20	Yellow	Grey

INDOOR TELEPHONE CABLES SHIELDED

CABLE CONSTRUCTION

Specifications As per UL-444, EIA/TIA 568 B
Conductor
Soild Annealed Bare Copper Conductor
Insulation
Extruded Soild polyethlene.
Assembly
Pairs twisted with staggered lay technique. Twisted pairs are bundled into units of 25 pairs ( subunits comprise 12/13 pairs) and cabled and covered with a polyester tape binder. An aluminum Mylar tape is appleid with an overlap for 100% coverage with a tinned copper drain wire.
Outer sheath
Grey Colored flame retardant PVC.
Applications
Used for voice, data and local area network application up to 16 MHz.

S1 No.	Technical Parameter			Unit	Requirement
1	Conductor Resistance			Ohm/100m at20˚C	93.8(24AWG) 57.1(22AWG)	(Max) (Max)
2	Resistance unbalance			%	5	(Max)
3	Mutual Capacitance(@1kHz)			pF/m	66.0	(Max)
4	Characteristic Impedance(Up to MHz)			Ohm	100+/-15	(Nom)
5	Attenuation			dB/100m
(a)	At frequency of	1	MHz		2.6	(Max)
(b)	At frequency of	4	MHz		5.6	(Max)
(c)	At frequency of	8	MHz		8.5	(Max)
(d)	At frequency of	10	MHz		9.7	(Max)
(e)	At frequency of	16	MHz		13.1	(Max)
6	Near end Cross Talk			dB/305m
(a)	At frequency of	1	MHz		41	(Min)
(b)	At frequency of	4	MHz		32	(Min)
(c)	At frequency of	8	MHz		27	(Min)
(d)	At frequency of	10	MHz		26	(Min)
(e)	At frequency of	16	MHz		23	(Min)

Cores/Pairs/ Triads	Size	Strand X Diameter	Outer Sheath Thickness	Overall Diameter	Approximate Weight
	mm²/AWG	No. X mm	mm	mm	Kg/km
2	24	1 X 0.5	0.33	4.9	30
3	24	1 X 0.5	0.58	5.1	35
6	24	1 X 0.5	0.58	6.4	55
12	24	1 X 0.5	0.58	8.4	95
18	24	1 X 0.5	0.58	9.9	130
25	24	1 X 0.5	0.69	11.7	185
50	24	1 X 0.5	0.81	15.6	325
75	24	1 X 0.5	0.81	18.7	465
100	24	1 X 0.5	1.14	21.9	640
150	24	1 X 0.5	1.14	26.2	910
200	24	1 X 0.5	1.14	29.8	1180
2	22	1 X 0.64	0.58	5.7	40
3	22	1 X 0.64	0.58	5.9	50
6	22	1 X 0.64	0.58	7.5	75
12	22	1 X 0.64	0.58	9.8	140
18	22	1 X 0.64	0.69	12.2	210
25	22	1 X 0.64	0.81	13.7	270
50	22	1 X 0.64	0.81	18.5	495
75	22	1 X 0.64	1.14	22.8	750
100	22	1 X 0.64	1.14	25.9	965
150	22	1 X 0.64	1.14	31.1	1395
200	22	1 X 0.64	1.14	35.4	1815

COLOR CODE

Pairs	a-Wire		b-Wire
Pairs	Color of Insulation	Color of the Band	Color of Insulation	Color of the Band
1	White	Blue	Blue	White
2	White	Orange	Orange	White
3	White	Green	Green	White
4	White	Brown	Brown	White
5	White	Grey	Grey	White
6	Red	Blue	Blue	Red
7	Red	Orange	Orange	Red
8	Red	Green	Green	Red
9	Red	Brown	Brown	Red
10	Red	Grey	Grey	Red
11	Black	Blue	Blue	Black
12	Black	Orange	Orange	Black
13	Black	Green	Green	Black
14	Black	Brown	Brown	Black
15	Black	Grey	Grey	Black
16	Yellow	Blue	Blue	Yellow
17	Yellow	Orange	Orange	Yellow
18	Yellow	Green	Green	Yellow
19	Yellow	Brown	Brown	Yellow
20	Yellow	Grey	Grey	Yellow
21	Violet	Blue	Blue	Violet
22	Violet	Orange	Orange	Violet
23	Violet	Green	Green	Violet
24	Violet	Brown	Brown	Violet
25	Violet	Grey	Grey	Violet

LOW CAPACITANCE TELEPHONE\ DATA CABLE

CABLE CONSTRUCTION

Temperature Range                          -20ºC to +80ºC
Specifications                                     As per UL - 444
Conductor                                           Solid Annealed Bare Copper Conductor.
Insulation                                           Polyethylene core insulation.
Assembly
Pairs twisted with staggered lay technique. Color coding is as per table 1. Twisted pairs are bundled into units of 25 pairs (subunits comprise 12/13 pairs) and cabled and covered with a polyester tape binder.
Outer sheath
Grey Colored flame retardant PVC.
Applications
Can be used as a service and installation cable in data transmission applications, computer, telephone etc.

1. Conductor Dia (mm) (AWG)	0.4 26	0.5 24	0.64 22	0.9 19
2. Conductor resistance at 20ºC(1/2Km)	144.4	90.2	57.1	28.5
3. Average Mutual Capacitance at 1 KHz(nf/Km)	52
4.No.attenuation at 150KHz(db/Km)	11.4	8.30	6.2	4.40
5.Impedance (1/2)	100 ± 15%
6.Min. Insulation resistance (M1/2-Km)	5000
7.Dielectric Strength (KV /2 Sec.)	2500

Cores/Pairs/ Triads	Size	Strand X Diameter	Outer Sheath Thickness	Overall Diameter	Approximate Weight
	mm²/AWG	No. X mm	mm	mm	Kg/km
6	26	1 X 0.4	0.58	5.3	35
12	26	1 X 0.4	0.58	7.0	60
18	26	1 X 0.4	0.58	8.2	80
25	26	1 X 0.4	0.58	9.5	110
50	26	1 X 0.4	0.81	13.4	210
75	26	1 X 0.4	0.81	16.0	295
100	26	1 X 0.4	0.81	18.2	385
150	26	1 X 0.4	1.14	22.6	585
200	26	1 X 0.4	1.14	25.7	755
6	24	1 X 0.5	0.58	6.0	50
12	24	1 X 0.5	0.58	7.9	85
18	24	1 X 0.5	0.58	9.4	115
25	24	1 X 0.5	0.69	11.1	160
50	24	1 X 0.5	0.81	15.4	295
75	24	1 X 0.5	0.81	18.4	420
100	24	1 X 0.5	1.14	21.7	580
150	24	1 X 0.5	1.14	26.0	835
200	24	1 X 0.5	1.14	29.7	1080
6	22	1 X 0.64	0.58	7.4	75
12	22	1 X 0.64	0.69	10.1	130
18	22	1 X 0.64	0.81	12.3	190
25	22	1 X 0.64	0.81	14.2	250
50	22	1 X 0.64	1.14	20.0	495
75	22	1 X 0.64	1.14	24.0	700
100	22	1 X 0.64	1.14	27.3	910
150	22	1 X 0.64	1.40	33.5	1355
200	22	1 X 0.64	1.40	38.2	1765
6	19	1 X 0.91	0.58	9.5	125
12	19	1 X 0.91	0.81	13.4	240
18	19	1 X 0.91	0.81	16.0	340
25	19	1 X 0.91	0.81	18.5	450
50	19	1 X 0.91	1.14	26.1	890
75	19	1 X 0.91	1.14	31.4	1285
100	19	1 X 0.91	1.52	36.7	1745