Unless otherwise requested by the customer, all single mode sub-unit jackets are yellow, all 50 Multi Mode and Multi Mode sub-unit jackets are orange The identification code & number is printed on the sub-unit jacket repeatedly (every 10 cm) | KRONE TECHNICAL SPECIFICATION FOR TIGHT-BUFFER DISTRIBUTION CABLES FLAME-RETARDANT LOW SMOKE ZERO HALOGEN USED FOR INDOOR OUTDOOR APPLICATION Based on GR 409 CORE 5XXXLZHIOCCC 20 XXX - Core Count CCC - Fiber Type 010 9 125 050 50 125 062 125 1. SCOPE Application This specification covers the general requirements for fiber optic telecommunication cables used for indoor outdoor application. Cable Description 1 Single-Unit Distribution Cable 2 12 Fibers Tight buffered fiber dielectric strength member and PVC LSZH Low Smoke Zero Halogen jacket 2 Multi-Unit Distribution Cable 18 144 Fibers Tight buffered sub-unit cables dielectric central strength member CSM PVC LSZH Low Smoke Zero Halogen jacket 2. OPTICAL FIBER The optical geometrical and mechanical performance of the optical fiber shall be in accordance with Table 1 and Table 2 below. Table 1. The Optical Geometrical and Mechanical Performance of the Multi Mode Fiber ITEMS UNITS SPECIFICATION 50 Multi Mode Multi Mode Attenuation dB km at 850nm at 1300nm at 850nm at 1300nm Bandwidth MHz. km 400 at 850nm 600 at 1300nm 200 at 850nm 500 at 1300nm Numerical Aperture - Core Diameter 50 Core Non-circularity Cladding Diameter 125 125 Cladding Non-circularity Core Cladding Concentricity Error Coating Diameter 245 15 245 15 Proof Test kpsi 100 100 KRONE RESERVE THE RIGHT TO MAKE CHANGE TO THIS DOCUMENT WITHOUT PRIOR NOTICE 110D 19 Mar 2002 PAGE 2 OF 9 KRONE Table 2. The Optical Geometrical anc Mechanical Performance of the Single Mode Fiber ITEMS UNITS SPECIFICATION Typical Attenuation dB km at 1310nm at 1550nm Maximum Attenuation dB km at 1310nm at 1550nm Chromatic Dispersion ps at 1285nm 1330nm 18 at 1550nm Zero Dispersion Wavelength nm 1300 1324 Zero Dispersion Slope ps Cut-off Wavelength A cc 22m of a cabled fiber nm 1270 Mode Field Diameter Mode Field Concentricity .
