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International Municipal Signal Association(IMSA Series)

• IMSA 19-2/20-2(Signal & Communications Cable)

Application and Description :

• These cables are designed for use in underground conduit or as aerial cable supported by a messenger or for installation in raceway in building, not including trays, or used in traffic signal, traffic control systems, fire alarm systems.

Cable Construction: :

• - Conductor: Solid bare copper per ASTM B-3 - Insulation: Polyethylene(PE) - Pairing: Two insulated conductors twisted together - Shield: Corrugated copper tape- 15% minimum overlap - Sheath: IMSA 19-2- Black Polyvinyl chloride (PVC)/ IMSA 20-2- Black Polyethylene(PE)

Color Code :

• Conductor No.	Insulation Color		Conductor No.	Insulation Color
  	A wire	B wire		A wire	B wire
  1	White	Blue	14	Black	Brown
  2	White	Orange	15	Black	Slate
  3	White	Green	16	Yellow	Blue
  4	White	Brown	17	Yellow	Orange
  5	White	Slate	18	Yellow	Green
  6	Red	Blue	19	Yellow	Brown
  7	Red	Orange	20	Yellow	Slate
  8	Red	Green	21	Violet	Blue
  9	Red	Brown	22	Violet	Orange
  10	Red	Slate	23	Violet	Green
  11	Black	Blue	24	Violet	Brown
  12	Black	Orange	25	Violet	Slate
  13	Black	Green

  Binding Tape Color Code: cables containing more than 25 pairs are assembled insub-sectors/
  groups. These are identified by spirally applied color-coded nonhygroscopicbinding tapes. The binding
  tapes use the same 25 pair color code.

• Temperature Rating:
  

• 75°C

• Voltage Rating:

• 600 V

Cable Parameter :

• AWG	No. of Pairs	Solid or Stranded	Insulation Thickness		Sheath thickness		Overall Diameter		Cable Weight
  			inches	mm	inches	mm	inches	mm	Lbs./ Kft	Kg/Km
  14	1	Solid	0.025	0.64	0.045	1.14	0.41	10.41	87	129
  14	2	Solid	0.025	0.64	0.06	1.52	0.63	16.00	141	210
  14	4	Solid	0.025	0.64	0.06	1.52	0.69	17.53	214	318
  14	6	Solid	0.025	0.64	0.08	2.03	0.87	22.10	320	476
  14	8	Solid	0.025	0.64	0.08	2.03	0.92	23.37	398	592
  16	3	Solid	0.025	0.64	0.08	2.03	0.58	14.73	135	201
  16	6	Solid	0.025	0.64	0.08	2.03	0.76	19.30	343	510
  16	12	Solid	0.025	0.64	0.08	2.03	0.97	24.64	406	604
  16	18	Solid	0.025	0.64	0.08	2.03	1.15	29.21	560	833
  16	25	Solid	0.025	0.64	0.08	2.03	1.31	33.27	740	1101
  16	50	Solid	0.025	0.64	0.11	2.79	1.83	46.48	1526	2271