Description
Grade B patch cord connector is the patchcord with the random mating performance of Grade B as IEC-61753-1 defined, more than 97% of maximum 0.25dB random mated with each other and the average is less than 0.12dB. Simplex, duplex grade B patchcord is well fabricated and all grade B connectors (including LC, MU, SC, FC, etc.) are compliant to IEC-61754, end face geometry is superior to IEC-61755.
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Grade B Patch Cord Connector Features
• IEC 61753-1 random mating grade B
•Precision zirconia ferrules for patch cord connector
•LC, MU, SC, FC, ST, all single fiber connector
•Usually available on single-mode connector
•Excellent geometry and end face appearance
•Good repeatability and interchangeability
•Flame retardant optical fiber cable
Standard Compliance of Grade B Patch Cord
•Connector compliant to IEC 61754
•Optical fiber cable compliant to IEC 60793
•ITU G.657
•Qualified to Telcordia GR-326-Core
•Reach, RoHS and SvHC compliant
Specification
Items | Description |
Connector Type | LC/MU/SC/FC/ST/Others |
Polishing Type | UPC/APC 8°/APC 9° |
Insertion Loss (dB) | ≤0.20 |
Random mating loss (dB) | Max. 0.12dB mean, Max 0.25dB for 97% of samples |
Return Loss (dB) | UPC ≥ 50, APC ≥ 65 |
Wavelength (nm) | 1310/1550 |
Installation Temperature (°C) | -20 to 70 |
Storage Temperature (°C) | -40 to +85 |
Grade B Patch Cord Cable Mechanical Data
Fiber Count | OD(mm) | Nominal | Max.Tension(N) | Max.Crushing Resistance(N/100mm) |
Weight (kg/km) | Short Term | Long Term | Short Term | Long Term |
Simplex 1.6 | 1.6±0.2 | 2.6 | 80 | 40 | 500 | 100 |
Simplex 2.0 | 1.9±0.2 | 4.5 | 100 | 60 | 500 | 100 |
Simplex 3.0 | 2.8±0.2 | 7.5 | 100 | 60 | 500 | 100 |
Duplex 1.6 | 3.4±0.2x1.6±0.2 | 5.3 | 80 | 40 | 500 | 100 |
Duplex 2.0 | 4.0±0.2 x1.9±0.2 | 8.7 | 200 | 100 | 500 | 100 |
Duplex 3.0 | 5.8±0.3 x2.8±0.3 | 14.8 | 200 | 100 | 500 | 100 |
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