Telephone cable

Detail: Telephone cable

Weight	Overall Diameter	Max. Conductor Resistance At 20°C	Sheath Thickness	Insulation Thickness	No. Of Strands X Diameter	No. Of pair
Kg/Km	mm	(Ω/Km)	mm	mm	N×mm	--
13	3.4	139	0.6	0.185	3x0.40	1
20	4.1	139	0.6	0.185	5x0.40	2
26	4.7	139	0.6	0.185	7x0.40	3
31	5.2	139	0.6	0.185	9x0.40	4
37	5.6	139	0.6	0.185	11x0.40	5
42	6	139	0.7	0.185	13x0.40	6
64	7	139	0.7	0.185	15x0.40	7
----	----	139	0.7	0.185	17x0.40	8
----	----	139	0.7	0.185	19x0.40	9
----	----	139	0.8	0.185	21x0.40	10
----	----	139	0.8	0.185	41x0.40	20
---	---	---	کابل های تلفنی با قطر مغزی 40/0 میلیمتر	---	---	---
14.5	3.50	90	0.65	0.2	3x0.50	1
16	3.60	90	0.65	0.2	5x0.50	2
21	4.40	90	0.70	0.2	7x0.50	3
26	5.00	90	0.75	0.2	9x0.50	4
32	5.50	90	0.85	0.2	11x0.50	5
36	6.00	90	0.85	0.2	13x0.50	6
40	6.20	90	0.85	0.2	15x0.50	7
44	6.50	90	0.90	0.2	17x0.50	8
47	6.80	90	0.90	0.2	19x0.50	9
52	7.10	90	0.90	0.2	21x0.50	10
---	---	90	0.90	0.2	41x0.50	20
---	---	---	کابل های تلفنی با قطر مغزی 50/0 میلیمتر	---	---	---

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