SPEC: 48304
CU MEDIUM-HARD DRAWN OVERHEAD CATENARY SYSTEMS MESSENGER WIRE
Messenger Wire for Transit Systems
Application & Features
For use in Trolley and High Speed Rail applications as supports for contact and dropper wires in overhead catenary systems. Southwire’s messenger wire is designed for long service life with the ability to maintain rugged strength through sustained performance.
• Pure Copper
• Flexible to Wind and Vibration
• Durable and Reliable Support
• Mechanically Rugged
• High Tensile Strength and Breaking Load
• RoHS/Proposition 65 Compliant
Specifications
Select a set of products below for more information:
| Cond. Size | Strand Class | Cond. Strands | Cond. Cmil (cmils) (mm) | Approx. OD (in) (cm) | Approx. Weight (lbs/1000') (kgs/km) | DC Resistance at 25C (ohms/1000') (ohms/km) | |
| More Options |
4 AWG
4 AWG
|
A B
A B
|
7
7
|
41740.0
26.93
|
0.232
0.59
|
129
192
|
0.262
0.39
|
| More Options |
2 AWG
2 AWG
|
A B
A B
|
7
7
|
66360.0
42.81
|
0.292
0.74
|
205
305
|
0.165
0.25
|
| More Options |
3/0 AWG
3/0 AWG
|
A AA
A AA
|
7
7
|
167800.0
108.26
|
0.464
1.18
|
518
771
|
0.065
0.10
|
| More Options |
4/0 AWG
4/0 AWG
|
B
B
|
19
19
|
211600.0
136.52
|
0.528
1.34
|
653
972
|
0.052
0.08
|
| More Options |
6 MILS
6 MILS
|
Solid
Solid
|
Solid
Solid
|
26240.0
16.93
|
0.162
0.41
|
81
121
|
0.417
0.62
|
Standards & References
- ASTM B2 Medium-Hard Drawn Copper Wire
- ASTM B8 Concentric-Lay-Stranded Copper Conductors
- ASTM B33 Standard Specification for Tin-Coated Soft or Annealed Copper Wire
- ASTM B787 19 Wire Combination Unilay-Stranded Copper Conductors
Construction
This product can be made in variations of Hard Drawn or Medium-Hard Drawn Copper with concentric or unilay stranding options. Tinned coated copper and Proof PositiveTM anti-theft conductors are also available upon request.
Resources
There are no downloadable resources for this product.