Specification
TP 31.30.13 – KD – 001/94
TP 31.30.13 – KD – 002/94
Transmission element – each 4 cores are twisted a star quad, the quads are stranded to units, the units are stranded to the cable core.
Application
» for basic phone services in analogue and digital transmission systems
» designed to be placed under ground and to areas with higher demands for tensile strength
» suspension without supporting rope and laying in areas jeopardised by effects of alternate electromagnetic fields
» designed especially for using in areas danger of fire
Environmental conditions
Temperature ranges for laying and assembly –10 °C to +60 °C
Operation and store temperatures – 40 °C to +70 °C
Permitted minimum bending radius min. 10D
Cable lifetime min. 30 years
D – outside cable diameter
Electrical parameters (20 °C)
| Conductor diameter | mm | 0.4 | 0.6 | 0.8 |
|---|---|---|---|---|
| Max. loop resistance | Ω/km | 300.0 | 133.2 | 73.6 |
| Insulation resistance min. | GΩ.km | 10 | 10 | 10 |
| Mutual capacitance | nF/km | 49 | 49 | 49 |
| Capacity unbalance k1 at 800 Hz | pF/500 m | 800 | 800 | 500 |
| Effective test voltage wire/wire at 50 Hz | V | 1000 | 1000 | 1000 |
| Effective test voltage wire/shield at 50 Hz | V | 2,000 | 2,000 | 2,000 |
| Operating voltage max. | Vss | 250 | 250 | 250 |
| Wire/core diameter 0.4/0.9 mm | Wire/core diameter 0.6/1.3 mm | Wire/core diameter 0.8/1.7 mm | |||||||
| Number of units | External diameter [mm] | Net weight [kg/km] | Standard production length [m] | External diameter [mm] | Net weight [kg/km] | Standard production length [m] | External diameter [mm] | Net weight [kg/km] | Standard production length [m] |
| 3 | 21.9 | 590 | 2,000/B | 23.9 | 700 | 2,000/B | 25.7 | 810 | 1,000/D |
| 5 | 22.7 | 640 | 2,000/B | 24.9 | 770 | 1,000/D | 27.7 | 940 | 1,000/C |
| 10 | 25.8 | 810 | 2,000/A | 29.8 | 1,050 | 1,000/B | 33.0 | 1,270 | 1,000/B |
| 15 | 26.4 | 840 | 2,000/A | 30.7 | 1,150 | 1,000/B | 34.2 | 1,410 | 1,000/B |
| 20 | 27.7 | 960 | 1,000/C | 32.6 | 1,260 | 1,000/B | 37.2 | 1,670 | 1,000/A |
| 25 | 28.8 | 1,010 | 1,000/B | 33.9 | 1,390 | 1,000/B | 39.9 | 1,870 | 1,000/A |
| 35 | 31.2 | 1,160 | 1,000/B | 37.4 | 1,640 | 1,000/A | 43.9 | 2,230 | 750/A |
| 50 | 33.6 | 1,340 | 1,000/B | 41.7 | 2,000 | 750/A | 53.4 | 2,850 | 500/A |
| 75 | 37.1 | 1,630 | 1,000/A | 49.9 | 2,540 | 500/A | 60.8 | 3,640 | 333/A |
| 100 | 40.9 | 1,900 | 750/A | 53.9 | 2,950 | 500/A | 70.0 | 4,450 | 333/A |
| 150 | 48.6 | 2,400 | 500/A | 61.4 | 3,850 | 333/A | |||
| 200 | 53.4 | 2,850 | 500/A | ||||||
| 250 | 57.7 | 3,270 | 333/A | ||||||
| 300 | 61.4 | 3,700 | 333/A | ||||||
| 400 | 68.4 | 4,500 | 333/A | ||||||
| Drum diameter (mm) | |||||||||
| A 2,250 | B 2,000 | C 1,750 | D 1,500 | E 1,250 | F 1,000 | ||||
Armor is made from Al wires of nominal diameter 3.15 mm. Nominal thickness of FRNC sheath above armor is 2.0 mm.