Fire protective signaling circuits. Also for smoke detectors, voice communications, audio control and initiating circuits. Article 760 of the NEC.
| Cable Type | FPLR FPLR | |
| Cond. Size | 12 AWG 12 AWG | |
| Conductor Number | 2 2 | |
| Cond. Type | CU CU | |
| Cond. Strands | 19 19 | |
| Diameter Over Conductor (in) (cm) | 0.088 0.22 | inch cm |
| Color | BK,RD BK,RD | |
| Insulation Thickness (mils) (mm) | 10 0.25 | mils mm |
| Jacket Thickness (mils) (mm) | 15 0.38 | mils mm |
| Approx. OD (in) (cm) | 0.266 0.68 | inch cm |
| Copper Weight (lbs/1000') (kgs/km) | 40 60 | lbs/1000' kgs/km |
| Approx. Weight (lbs/1000') (kgs/km) | 52 77 | lbs/1000' kgs/km |
| Shield Type | none none | |
| DC Resistance at 25C (ohms/1000') (ohms/km) | 1.662 2.47 | ohms/1000' ohms/km |
| AC Resistance at 75C (ohms/1000') (ohms/km) | 2.002 2.98 | ohms/1000' ohms/km |
| Min. Bend Radius (in) (cm) | 1.0 2.54 | inch cm |
| Allowable Ampacity Raceway 75C | 25 25 | |
| Allowable Ampacity Raceway 90C | 30 30 |
