DUCT Cable GYFS-6 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Filler
Water blocking yarn
Center strength member
Binder
UV fiber
Tube filling compound
Loose Tube
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Loose tube PBT Colors of tubes: blue
Filler PP Diameter same as tube
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
Silicon-based UV fiber, color with: blue, orange,
Fiber
fiber(G.652D) green, brown, grey, white
Center strength member FRP FRP
Cable O.D. 10.8±0.5 mm
Cable weight 106±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2000N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
1
DUCT Cable GYFS-12 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Filler
Water blocking yarn
Center strength member
Binder
UV fiber
Tube filling compound
Loose tube
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Loose tube PBT Colors of tubes: blue
Filler PP Diameter same as tube
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
UV fiber, color with: blue, orange,
Silicon-based
Fiber green, brown, grey, white, red,
fiber(G.652D)
black, yellow, purple, pink, aqua
Center strength member FRP FRP
Cable O.D. 11.4±0.5 mm
Cable weight 117±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2200N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
2
DUCT Cable GYFS-24 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Loose Tube
Water blocking yarn
Center strength member
Binder
UV fiber
Tube filling compound
Filler
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Loose tube PBT Colors of tubes: blue, orange
Filler PP Diameter same as tube
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
UV fiber, color with: blue, orange,
Silicon-based
Fiber green, brown, grey, white, red,
fiber(G.652D)
black, yellow, purple, pink, aqua
Center strength member FRP FRP
Cable O.D. 11.4±0.5 mm
Cable weight 117±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2200N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
3
DUCT Cable GYFS-36 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Loose Tube
Water blocking yarn
Center strength member
Binder
UV fiber
Tube filling compound
Filler
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Loose tube PBT Colors of tubes: blue, orange, green,
Filler PP Diameter same as tube
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
UV fiber, color with: blue, orange,
Silicon-based
Fiber green, brown, grey, white, red,
fiber(G.652D)
black, yellow, purple, pink, aqua
Center strength member FRP FRP
Cable O.D. 11.4±0.5 mm
Cable weight 117±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2200N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
4
DUCT Cable GYFS-48 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Filler
Water blocking yarn
Center strength member
Binder
UV fiber
Loose Tube
Loose tube
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Colors of tubes: blue, orange, green,
Loose tube PBT
brown
Filler PP Diameter same as tube
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
UV fiber, color with: blue, orange,
Silicon-based
Fiber green, brown, grey, white, red,
fiber(G.652D)
black, yellow, purple, pink, aqua
Center strength member FRP FRP
Cable O.D. 11.4±0.5 mm
Cable weight 117±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2200N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
5
DUCT Cable GYFS-72 G652D
Cable cross-section and dimensions
Steel tape armor
Ripcord
Loose Tube
Water blocking yarn
Center strength member
Binder
UV fiber
Tube filling compound
Outer Sheath
Water blocking tape
Figure. Cable Cross-Section (A-end)
Item Material Description
Outer sheath HDPE HDPE
Steel tape armor Two side coated steel tape Two side coated steel tape
Ripcord Ripcord Easy for stripping
Binder Polyester yarn Cable core binding
Water blocking tape Water blocking tape Water blocking & moisture proof
Water blocking yarn Water blocking yarn Water blocking & moisture proof
Colors of tubes: blue, orange, green,
Loose tube PBT
brown, gray, white
Tube filling compound Thyrotrophic gel Water Blocking & Moisture Proof
UV fiber, color with: blue, orange,
Silicon-based
Fiber green, brown, grey, white, red,
fiber(G.652D)
black, yellow, purple, pink, aqua
Center strength member FRP FRP
Cable O.D. 11.4±0.5 mm
Cable weight 118±15kg/km
Cable main mechanical properties and application
Serial No. Item Requirement
1 Allowable tensile strength (N)(short term) 2200N
2 Allowable crush resistance (N) (short term) 1000N /10cm
3 Application Duct
4 Operation temperature -20ºC +65ºC
6
G.652D fiber characteristics
Optics specifications
@1310nm ≤0.350dB/km
@1383nm(after hydrogen aging) ≤0.350dB/km
Attenuation
@1550nm ≤0.210dB/km
@1625nm ≤0.240dB/km
Zero-Dispersion slope ≤0.092ps/(nm2·km)
@1550nm ≤18.0ps/(nm·km)
Dispersion
@1625nm ≤22.0ps/(nm·km)
Zero-Dispersion wavelength 1300nm～1324nm
Mode field diameter (MFD) at 1310nm 9.2±0.6μm
Mode field diameter (MFD) at 1550nm 10.5±1.0μm
PMD（Single Value） ≤0.20ps/km1/2
Polarization Mode M≥20 Cables
Dispersion Q 0.01%
PMDQ（Link Value） ≤0.10ps/km1/2
Cable cutoff wavelength λc(nm) 1180nm≤λc≤1330nm
Cable cutoff wavelength λcc(nm) ≤1260nm
Back scatter characteristics (at 1310nm&1550nm)
Point discontinuity ≤0.05dB
Attenuation uniformity ≤0.05dB/km
Attenuation coefficient difference for bi-directional measurement ≤0.05dB/km
Geometrical characteristics
Cladding diameter 125±1.0μm
Cladding non-circularity ≤1.0%
Core concentricity error ≤0.6μm
Fiber diameter with coating (uncolored) 245±15μm
Fiber diameter with coating (colored) 250±15μm
Cladding/coating concentricity error ≤12.5μm
Curl ≥4m
Mechanical characteristics
Proof stress ≥0.69GPa(100kpsi)
Coating strip force (typical value) 1.4N
Dynamic stress corrosion susceptibility parameter (typical value) ≥20
Macrobend loss Φ30mm,100 turns ≤0.10dB
at 1550/1625nm Φ16mm,1 turns ≤0.10dB
