GYXTZW Flame-Retardant Armored Fiber Cable | 2–24 Cores | Uni-Tube G.652D/G.655 for Indoor-Outdoor Use

Packaging Requirements:

• 1：All cables shall be wound on treated wooden spools that are not returnable
• 2：Cable ends must be firmly secured to the spool and protected with waterproof shrink caps
• 3：Each spool must include:
  • 1、 Protective plastic wrapping layer
  • 2、 Reinforcing wooden slats for stability
  • 3、 Minimum 1m of free cable end for testing purposes
  • 4、 Standard spool length: 3000mm (±2% tolerance allowed)

Cable Identification:

The outer jacket must display:

• 1、Unique sequential numbering every 1m (±1% variance permitted)
• 2、 Additional repeating markings at 1m intervals showing:
  1. 1、 Product code and fiber count
  2. 2、 Manufacturer identification
  3. 3、 Production date (month/year)
  4. 4、Total cable length

Standard Packaging Dimensions:

Technical Reference:

• 1、 Standard cable diameter: 10.0mm
• 2、Maximum span distance: 100m
• 3、Contact sales team for complete technical specifications

Spool Marking Standards:

Permanent markings (minimum 25-30mm height) must appear on both sides of each spool:

1. 1、 Company name and trademark
2. 2、Contained cable length
3. 3、Cable specifications (type/fiber count)
4. 4、Winding orientation
5. 5、Weight measurements (gross/net)

Note: All wooden packaging materials must undergo proper fumigation treatment prior to use.

1. What is the main use case for GYXTZW flame-retardant fiber cable?

GYXTZW is ideal for indoor-outdoor hybrid scenarios such as building-to-building, substations, or tunnels, where fire safety compliance and basic mechanical protection are both essential.

2. What makes GYXTZW different from standard GYXTW or GYXTY cables?

Unlike GYXTW or GYXTY, GYXTZW uses a flame-retardant outer sheath that meets fire protection standards (IEC 60332, etc.), making it suitable for use in fire-regulated environments. It also has steel tape armor for added crush resistance.

3. What is the fiber capacity and structure?

The cable supports 2 to 24 cores of G.652D or G.655 single-mode fiber in a central uni-tube filled with water-blocking gel. Two parallel steel wires provide tensile strength, while steel tape adds protection.

4. Is GYXTZW suitable for direct burial?

It is not recommended for direct burial without conduit, due to limited core count and thinner structure. It is best used in ducts, risers, trays, or protective piping, especially where fire safety is a concern.

5. What environments benefit most from this cable?

GYXTZW is perfect for:

• Substations and utility buildings

• Indoor-to-outdoor fiber transitions

• Metro tunnels and cable shafts

• Commercial campuses requiring flame-rated cable