Four (4) conductor, 600 Volts, stranded bare copper conductors, thermoplastic (PVC) insulation, clear nylon jacket, color coded in accordance with IEEE Std. 45, fillers where necessary, binder tape as required, PVC jacket, braided metal armor (optional). Flame retardant – meets IEEE 1202/UL 1685 flame test requirements.
Type: FT/NTA with aluminum armor, Type FT/NTB with bronze armor.
| technical specifications: | |
| size approx. awg. equiv. | 250 mcm |
| type & size | ft/nt-250 |
| circular mills | 250000 |
| nom. cross section area (mm2) | 127.0 |
| cable* nominal o.d. (inches), unarmored | 1.80 |
| cable approx. weight lbs/1000 ft -unarmored | 4417 |
| armored cable approx. weight lbs/1000 ft -aluminum | 4319 |
| armored cable approx. weight lbs/1000 ft -bronze | - |
| ampacity @ 45°c ambient - 90° c rating | 259 |
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