1kv to 220kv Silicone Rubber Insulation Overhead Power Line Cover

• Certification: Rohstion
• Color: Red
• IP Rating: Na
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: RUBNS-OLC
• Usage: Electric Wire, Electrical Winding Insulation
• Material: Rubber
• Type: Silicon Rubber Protection Cover
• Electrical Strength: 20 Kv/mm
• Tensile Strength: 4 MPa
• Elongation at Break: 200%
• Shore Hardness: 70±5 a
• Transport Package: Standard Export Package
• Specification: Rohs
• Trademark: Volsun
• Origin: Jiangsu
• HS Code: 85479090
• Production Capacity: 50000PCS/Day
• Package Size: 22.00cm * 22.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Substation Conductor Silicone Rubber Overhead Line Cover

Description

The innovative product design, ease of installation. Use silicon rubber material, anti-aging, corrosion resistance, with good resistance to corona resistance, high temperature performance, especially suitable for the protection of the bare wire. Widely used in substation protection works and railway catenary system, a significant effect in the cross-lines.

 

Technical Performance
 

Serial No.	Properties	Unit	Standard Data	Test Results	Test Methods
1	Electrical Strength Test	KV/mm	≥20	22	GB/T 1408.1-2006
2	Volume Resistivity	Ω.cm	>=1×1014	2×1014	GB/T 1410-2006
3	Dielectric Constant		2-3	2.3	GB/T 1409-2006
4	Shore Hardness		70±5	7.1	GB/T 531
5 5.1 5.2	Mechanical Properties Before ageing Tensile Strength Elongation at break After Heat ageing(180ºC, 7d) Tensile Strength Change Elongation Change	MPa % %	>=4.0 >=200 ±30 ±30	5.5 243 13 -22	GB/T 528
6	Low Temperature Elongation(-15ºC, 2h)	%	>=20	190	GB/T 2951.4-1997
7	Low Temperature Flexibility(-50ºC, 4h)	-	No cracks	No cracks	UL224-2004
8	High Temperature Crack Resistance(155ºC, 2h)	-	No cracks	No cracks	GB/T2951.6-1997

Product Dimension
 

LJ Stranded Wire  Cross-sectional Area(Nominal)	O.D. Of LJ Stranded Wire(mm)	Silicone Rubber Sleeving Covers Models
16 mm²	5.10	10
25 mm²	6.45	10
35 mm²	7.50	10
50 mm²	9.00	12
70 mm²	10.80	12
95 mm²	12.48	17
120 mm²	14.25	17
150 mm²	15.75	20
185 mm²	17.50	20
210 mm²	18.75	24.2
240 mm²	20.00	24.2
300 mm²	22.40	24.2
400 mm²	25.90	30
500 mm²	29.12	32
630 mm²	32.67	35
800 mm²	36.90	39.8

Voltage Ratings/Wall Thickness
 

Voltage(kV)	≤10kV	≤35kV	≤110kV	≤220kV
Thickness(mm)	2.3mm	2.3-3.0mm	4.0-6.0mm	6.0-8.0mm

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