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

Application and Description :

These IMSA 19-2/20-2 Signal & Communications 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