Protection Sleeves
Silicone rubber overhead line insulation sleeve
Overhead line insulation sleeve is also named silicone rubber protection cable cover,it is used for protection bare conductor on outdoor overhead line.
- Description of overhead line insulation sleeve Overhead line insulation sleeve is also named silicone rubber protection cable cover,insulation sleeve is

Overview
Silicone Rubber Overhead Line Insulation Sleeve Description
Description of Overhead Line Insulation Sleeve
Overhead line insulation sleeve is also named silicone rubber protection cable cover,insulation sleeve is provide refurbished insulation for overhead conductors to help prevent power outages caused by trees or wildlife contacting distribution lines.The installation is simple and fast, and protection cable cover is widely used for insulation protection in bare lines of electrified railways and substations.These cable covers are designed to insulate existing bare wires without costly conductor replacement costs or additional wire hardware.Suitable for voltage up to 330kV.
Material of Insulation Sleeve
It is made of high quality non tracking cross linked polyolefin material(silicone rubber) which is highly resistant to aging, erosion and corona.
Color can be choose from red,yellow,green,black.
Usage of Protection Cable Cover
- Tree-pruning-frdd purpose (sheathed and/or bare line).
- Subway safety purpose (bare wire).
- Safety purpose at construction site (near power lines).
- Covering guy wire.
- Protect birds against electrocution & outage prevention.
Feature of Protection Cable Cover
- Made of silicone rubber
- High resistance to aging and erosion
- Providing insulation for catenaries, droppers and conductors against contact from trees or wildlife
- Simple and fast installation, widely used in emergency repairs or temporary insulation protection of equipment
Specifications
Codes Ranges and Dimensions
Figures below are reproduced from the CROP catalogue for this item.
| Type | Conductor Dia. (mm) | Conductor | I.D (mm) | Packing M/Roll | |
|---|---|---|---|---|---|
| AWG | mm² | ||||
| S-D-16 | 5.10 | 6 | 16 | 10 | 20 or 50 |
| S-D-25 | 6.45 | 5,4 | 25 | 10 | 20 or 50 |
| S-D-35 | 7.50 | 3 | 35 | 10 | 20 or 50 |
| S-D-50 | 9.00 | 2,1 | 50 | 12 | 20 or 50 |
| S-D-70 | 10.80 | 1/0 | 70 | 12 | 20 or 50 |
| S-D-95 | 12.48 | 2/0 | 95 | 17 | 20 or 50 |
| S-D-120 | 14.25 | 2-4/0 | 120 | 17 | 20 or 50 |
| S-D-150 | 15.75 | 266.8 | 150 | 20 | 20 or 50 |
| S-D-185 | 17.50 | 300,336.40 | 185 | 22 | 20 or 50 |
| S-D-210 | 18.75 | 397.5 | 210 | 24.2 | 20 or 50 |
| S-D-240 | 20.00 | 397.5 | 240 | 24.2 | 20 |
| S-D-300 | 22.40 | 312.8-559.5 | 300 | 24.2 | 20 |
| S-D-400 | 25.90 | / | 400 | 30 | 20 |
| S-D-500 | 29.12 | / | 500 | 32 | 20 |
| S-D-630 | 32.67 | / | 630 | 35 | 20 |
| S-D-800 | 36.90 | / | 800 | 39.8 | 20 |
| Voltage Ratings/Wall Thickness | |||||
|---|---|---|---|---|---|
| Voltage(kV) | ≤10KV | ≤35KV | ≤110KV | ≤220KV | ≤330KV |
| Wall Thickness | ≥2.0mm | 3.0-3.5mm | 4.0-4.5mm | 5.0-5.5mm | 6.0-6.5mm |
Ordering and Support
From Enquiry To Delivered Order
Send The Requirement
Item code, conductor or cable size and quantity, or a drawing and a photograph for a non standard part.
Quotation
Price, packing, carton quantity and lead time are confirmed against the catalogue reference.
Sample or Tooling
Samples are sent for approval. Parts that need a new mould go through the in house mould division.
Production and Shipment
Production to IEC and GB standards, then packing and shipment on the agreed terms.
Answers
Frequently Asked Questions
How do I choose the right size?
Is Silicone rubber overhead line insulation sleeve available as a sample before a production order?
Which standards do CROP products follow?
Can items be produced to our own drawing?
How do I obtain the PDF catalogue?
Next Step
Get A Price For Silicone rubber overhead line insulation sleeve
Send the code, the size and the quantity. Drawings for non standard versions are welcome.






