Flame-Retardant Fire-Resistant Flexible Cable for Communication Power Supply

Author： Time：2025-11-30 Hit：43

I. Product Name

This cable is widely used in power transmission and distribution systems in telecommunications, railway, chemical and other industries.

It is especially suitable for internal connections in power distribution systems of equipment rooms and can also be used as a flexible mobile cable.

It is suitable for installation in conduits, cable trays, racks and cable trenches.

The cable complies with YD/T 1173-2024 Flame-Retardant Fire-Resistant Flexible Cable for Communication Power Supply.

The conductor adopts multi‑layer stranded structure with excellent bending performance.
Rated operating voltage: 450/750 V, 0.6/1 kV.
Modified insulation material provides high flame retardancy with oxygen index exceeding 32.
Long‑term operating temperature up to 105 ℃, making the current‑carrying capacity 1.3 times higher than ordinary cables.
The cable meets Class A requirements of IEC 60332-3 (Test on bunched cables).

TLC Certification (Tairong Certification)

model	name
ZA-RV	A class flame-retardant polyethylene insulated flexible cable with bundled insulation
ZA-RVV	A class flame-retardant flexible cable with polyethylene insulation and PVC sheath
ZA-RVV22	A class flame-retardant polyethylene insulated double steel tape armored PVC sheathed flexible cable
WDNA-RY	A class flame-retardant polyolefin insulated halogen-free low smoke fireproof flexible cable
WDNA-RYY	Halogen-free, low-smoke, flame-retardant flexible cable with bundled flame-retardant Class A polyolefin insulation and polyolefin sheath
WDNA-RYY23	A class flame-retardant bundled polyolefin insulated double steel tape armored polyolefin sheathed halogen-free low smoke fireproof flexible cable