كابل الألياف البصرية Belden GCRHD48، MLT عالمي: خيوط زجاجية + LSZH، 6 أنابيب بقطر 1.9 مم، 48 ليف، MM OM3، تصنيف CPR Eca

Multi-Loose Tube construction for flexible and reliable performance
Rodent protection with glass yarns
LSZH outer jacket for low smoke and zero halogen emissions
Suitable for indoor and outdoor use in a wide range of applications

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الوصف

The GCRHD48 is a universal (indoor/outdoor) dry core optical fiber Multi Loose Tube cable that features glass yarns as the strength member and a Low Smoke Zero Halogen (LSZH) outer jacket. This construction provides excellent rodent protection and makes the cable suitable for a variety of installation environments.

Key Specifications

Specification	Details
Construction Type	Multi Loose Tube
Environmental Space	Indoor/Outdoor – Euroclass Eca
Suitable Applications	Structured (data) wiring systems, industrial backbone, campus backbone, building backbone (riser), and horizontal cabling; Outdoor and indoor use in networks for industrial, telecom, cable TV, and broadcast; Easy to install in ducts, tunnels, and tubes
Fiber Type	OM3 Multimode
Fiber Count	48
Fiber Color Coding	TIA coding (Gxxxxxx.T): Blue, Orange, Green, Brown, Gray, White, Red, Black, Yellow, Violet, Pink, Aqua
Central Strength Member	GRP
Cable Core Water Tight	Yes
Cable Core Waterblocking	Waterblocking Glass Yarns + Tape
Bulk Cable Weight	131 kg/km
Number of Active Subunits	4
Number of Subunit Positions	6
Fibers Per Subunit	12
Subunit Diameter	1.9 mm
Subunit Waterblocking	Gel Filled
Outer Jacket Material	LSZH – Low Smoke Zero Halogen (Flame Retardant)
Outer Jacket Nominal Diameter	11.0 mm
Outer Jacket Ripcord	Yes
Max. Attenuation at 1300 nm	0.9 dB/km
Max. Attenuation at 850 nm	2.9 dB/km

Mechanical Characteristics

The GCRHD48 cable has been subjected to various mechanical tests to ensure its durability and performance in challenging environments. The key test results are summarized in the table below:

Test Description	Tested Standard	Requirement/Value According to Family Specification
Cable Min. Bend Radius Installation (Short Term)	IEC 60794-1-21-E6	220 mm
Cable Min. Bend Radius Operation (Long Term)	IEC 60794-1-21-E11	165 mm
Cable Max. Tensile Strength Installation (Short Term)	IEC 60794-1-21-E1	6000 N (1349 lbf)
Cable Max. Tensile Strength Operation (Long Term)	IEC 60794-1-21-E1	2000 N (450 lbf)
Cable Max. Crush Resistance Installation (Short Term)	IEC 60794-1-21-E3	15 kN/m
Cable Max. Crush Resistance Operation (Long Term)	IEC 60794-1-21-E3	7.5 kN/m
Cable Impact Resistance	IEC 60794-1-21-E4	10 J, 300 mm Radius, 3 Cycles
Cable Torsion Resistance	IEC 60794-1-21-E7	180°, 2 m, 10 cycles

Temperature Ratings

The GCRHD48 cable is designed to operate in a wide range of temperature conditions, ensuring reliable performance in various installation environments:

Operating Temperature Range: -30°C to +70°C
Installation Temperature Range: -5°C to +50°C
Storage Temperature Range: -30°C to +70°C

Standards and Certifications

The GCRHD48 cable meets or exceeds the following standards and certifications:

IEC Flammability: IEC 60332-1-2
Reaction to Fire – Bundle Flame Test: IEC 60332-3-24
IEC 60754-1 – Halogen Amount: Zero
IEC 60754-2 – Halogen Acid Gas Amount – Max. Conductivity: 10 µS/mm
IEC 60754-2 – Halogen Acid Gas Amount – Min. pH: 4.3
IEC 61034-2 – Smoke Density Min. Transmittance: 60%
CPR Euroclass: Eca
REACH: Compliant
ISO/IEC Compliance: IEC 60794-1-1
EU Directive 2011/65/EU (RoHS 2): Compliant
UV/Sunlight Protection: Yes

By meeting these stringent standards and certifications, the GCRHD48 cable ensures safety, reliability, and compliance in a wide range of installation environments.

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