Field cable FTMRMU is used in outdoor installations. Its outer diameter is 4,6 mm and weight 17 kg/km. It includes 2 or 4 singlemode fibres G.657.A1.
- Colour of the sheath is black.
- Maximum tension is 700 N.
- Crush strength with 100 mm plate 1500 N.
- Temperature range is -45 - +60 °C.