Overhead Line Insulation Sleeve HB1571

Product Details

HB1571 Overhead Line Insulation Sleeve

Applications:

To provide insulation and protecting for overhead line core cables, prevent short circuit accidents caused by incidental contact of tree branches or wildlife.

Also used for railway contact network overhead line system, improve insulation performance to ensure the safe operation of railway line.

Features:

1.Anti-tracking

2.Operating temperature: -40℃ to 80℃

3.UV resistance, and abrasion resistance

4.Easy installation with hand tool

5.Standard color: red (black, green and yellow are available on request)

Technical properties:

Property	Testing method	Typical data
Tensile strength	ASTM D 2671	≥9MPa
Elongation at break	ASTM D 2671	≥550%
Dielectric strength（for 10KV）	IEC 243	≥25KV/mm
Dielectric strength（for 35KV）	IEC 243	≥42KV/mm
Dielectric constant	IEC 250	≤3.0
Volume resistance	IEC 93	≥1.0x1013Ω•cm
Adhesive to steel	DIN 30672	0.5N/cm
Water absorption	ISO 62/23℃,14days	≤0.5%
Flammability(Oi)	ISO 4589	≥27
Low temperature flexibility(-40℃,4hr)	ASTM D 2671	NO crack

Dimensions:

Code	Size(mm)	Suitable conductor section	Max.conductor diameter	Standard packing
HB1571	18	≤95mm²	18mm	20m/reel;40m/carton
HB1571	20	120-150 mm²	22mm	20m/reel;40m/carton
HB1571	28	185-240 mm²	30mm	20m/reel;40m/carton
HB1571	38	300-1000mm²	38mm	20m/reel;40m/carton

*Products with adhesive are suitable for application up to 40KV

*Products without adhesive are suitable for application up to 25KV

* Other sizes and packing are available on request.

Related information:

The product is supplied as rolls with polybag and packed in a carton.Recommend to store in the original packing, protected from moisture, dust, heat and sunlight.