FIBRA OPTICA INTERIOR/EXTERIOR TIGHT BUFFER 1. Applications - Be suitable for the cable of communication,communication device pigtail and the movable connection wire jumper wire - Short and medium distance, indoor and protected outdoor environments. 2. Fiber technical parameter 2.1 Fiber geometrical dimensions Table 1 Item Single mode B1 (G.652D) Multi-mode A1a A1b OM3 Mode field diameter (um) 9.0±0.4 50±2.5 62.5±2.5 50±2.5 Core/Clad concentricity error (um) 0.5 1.5 1.5 1.0 Cladding diameter (um) 125±1.0 125±1.0 125±1.0 124.8±1.0 Cladding non-circularity (%) 1.0 1.0 1.0 1.0 Cladding/Coating concentricity error(um) 12.0 12.0 12.0 12.0 uncolored fiber Coating diameter(um) 250±2.0 245±5.0 245±5.0 245±7.0 2.2 Transmission characteristics Table 2 Item Wavelength Technical index B1 (G.652D) A1a A1b OM3 850 nm / 2.3 2.7 2.3 Attenuation coefficients 1300 nm / 0.55 0.6 0.6 (db/km) 1310 nm 0.33 / / / 1550 nm 0.23 / / / Mini. Mode bandwidth 850 nm / 600 200 2000 (MHZ km) 1300 nm / 1200 600 500 Dispersion coefficients 1288~1239nm 3.4 /
(ps/nm km) 1550nm 17.5 / Application support distance on 10 Gigabit Ethernet SX 1 Gigabit Ethernet SX 1 Gigabit Ethernet LX 850nm 850nm 1300nm 86m 600m 1000m 26m 220m 600m 300m 1000m 600m 3. Product configuration and capability parameter 3.1 Tight buffer cable (Tight Buffer Fiber) Table 3 Single mode or multi mode fiber Cross section Product descriptions Optical fiber of 245 um in O.D. tight wrapped by PVC and LSZH tight buffer, excellent flexibility, easily peel-off, easily to lay out and fuse, flame retardant, low attenuation, wide application range. Type spec. Fiber type Tight buffer material Tight buffer fiber diameter : 0.6mm and φ0.9mm Single-mode: G.652 and G.655 Multi-mode: OM1(62.5/125), OM2(50/125), or OM3 Flame retardant PVC, LSZH, or other materials consulted with customers Configuration dimension Tight buffer O.D. Tight buffer thickness φ0.6±0.05mm φ0.9±0.05mm 0.16±0.01mm 0.31±0.01 Net weight per kilometer(kg/km) 0.40kg/km 0.83kg/km
Allowable bending radius Temperature characteristics During service 20mm 30mm During installation 40mm 60mm Range: -20~+60º Fiber additional attenuation : 0.1dB/km Color standard Packing Fiber color Tight buffer color Drum Box Natural color or as customer request. Blue, orange, green, brown,gray,white,red, black, yellow, Violet, pink, turquoise or as customer request. Flange diameter: 390mm, Drum barrel diameter : 220mm Inside drum barrel width: 340mm Length: 425mm, width: 400mm, height: 445mm
3.2 Multi-core bunch cable: GJFJ(H) 3.2.1 Cable cross-section Table 4 4 cores bunch 6 cores bunch SM/MM fiber PVC/LSZH sheath SM/MM fiber PVC/LSZH sheath 12 cores bunch SM/MM fiber PVC/LSZH sheath
3.2.2 Multi-core bunch cable capability parameters Table 5 Type & Size GJFJV(H)-(2~12)F Product Descriptions Product name Fiber Small in diameter, light in weight, excellent flexibility and bending strength, easily peel-off, flame retardant and pollution-free. With non-metallic strength member, portability and easily to lay out. It is applied to joint between network access terminals. Direct interconnect tight buffer cables and need no tie-in box or pigtail; Also with low laying cost, low attenuation and rapid speed. FRP, tight buffer fiber, PVC or halogen-free flame retardant sheathed multi core fiber bunched indoor cables Single mode fiber G.652 /G.655, or multi-mode fiber 3160 dtex produced by DuPont company Sheath Flame retardant PVC, LSZH,TPU or other materials consulted with customers Core count 2 cores 4 cores 6 cores 12 cores Configuration dimension Cable O.D. (±0.05) 4.6 5.0 6.2 Outer sheath thickness (±0.05) 0.65 0.65 0.65 0.75 Tight buffer O.D. Φ2.0±0.05mm φ0.9±0.05mm φ0.9±0.05mm φ0.9±0.05mm Net weight per kilometer(kg/km) 12 18 21 32 Allowable tensile strength Short-term: 400N 600N Mechanical Long-term: 200N 300N capabilities Allowable bending radius (mm) During service 36 46 50 62 During installation 72 92 100 124 Temperature Range: -20~+60 Fiber additional attenuation : 0.1dB/km
characteristics Color standard Fiber color Tight buffer color Sheath color Natural color or as customer request. Blue, orange, green, brown,gray,white,red, black, yellow, violet, pink,turquoise Single-mode cable: yellow; Multi-mode cable: orange; Or as customer request. Surface markings Manufacturer type & size manufacture year length or as customer request. Packing Drum Box Flange diameter: 600mm, Drum barrel diameter : 310mm Inside drum barrel width: 450mm Length: 625mm, width: 490mm, height: 625mm