International Municipal Signal Association(IMSA Series)
IMSA 51-7(Loop Detector Cable)
Application and Description
These cables are used in road pavements to detect vehicles for the purpose of changing signals or determining amount of traffic flow.
Cable Construction

- Conductor: Stranded bare copper per ASTM B-8
                        - Insulation: Cross-linked polyethylene (XLPE)
                        - Sheatht: PE or PVC loose tube, black or orange  
Temperature Rating
60°C
Voltage Rating
600 V
Cable Parameter
| AWG | No.
              of Conductor  | 
            Solid or Stranded  | 
            Insulation Thickness  | 
            Sheath thickness  | 
            Overall Diameter  | 
            Cable Weight | ||||
| inches | mm | inches | mm | inches | mm | Lbs./ Kft  | 
            Kg/Km | |||
| PE tube | ||||||||||
| 14 | 1 | 19strand | 0.030 | 0.76 | 0.030 | 0.76 | 0.19 | 4.83 | 26 | 39 | 
| 12 | 1 | 19strand | 0.030 | 0.76 | 0.030 | 0.76 | 0.22 | 5.59 | 31 | 46 | 
| PVC tube | ||||||||||
| 14 | 1 | 19strand | 0.030 | 0.76 | 0.030 | 0.76 | 0.19 | 4.83 | 31 | 46 | 
| 12 | 1 | 19strand | 0.030 | 0.76 | 0.030 | 0.76 | 0.22 | 5.59 | 37 | 55 | 
