Power Protector Medium Voltage Line Cover Overhead Line Cover

• Customization: Available
• Application: Electrical Insulation, Fire Barrier, Sound Insulation, Thermal Insulation, Insulators
• Color: Yellow/Green/Red/Gray
• Model NO.: RUBNS-OLC
• Material: Rubber
• Maximum Voltage: >100KV
• Thermal Rating: 250 250
• Item: Manufacturing Silicone Rubber Overhead Line Cover
• Sample: Free
• Delivery: 2 Weeks
• Voltage: 10kv, 35kv, 110kv, 220kv
• Type: Insulation Sleeve & Tube
• Chemistry: Organic Insulation
• Classification: Hybrid Insulation Materials
• Certification: ISO9001
• Brand: Volsun
• Transport Package: Standard Exporting Package
• Specification: ROHS
• Trademark: volsun
• Origin: China
• HS Code: 85479090
• Production Capacity: 100000meter/Week
• Package Size: 12.00cm * 29.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

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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FAQ

Q 1. How long is the payment term?
A: We accept T/T 50% deposit and 50% balance against B/L or L/C copy at sight, also accept Western Union, VISA and Paypal.

Q 2. What is the normal lead time for product orders?
A: The average lead time for prototype/first piece is 7~10 days, if tooling is involved, the lead time for production tooling is 10 days, and the average production time after sample approval is 2-3 weeks.

Q 3. What is your standard packaging?
A: All goods will be packed in cartons and loaded on pallets. Special packing methods are acceptable when needed.

Q 4. Can you tell us the monthly production capacity of your products?
A: It depends on the model, we produce more than 1500 tons of rubber materials per month.

Q 5. What kind of certificates do you have?
A1: We have ISO9001:2015 ,IATF16949:2016, ISO14001:2015 ,ISO45001:2018 certified
A2: We have various rubber compounds approved by UL, ROHS and REACH.

Q6: How to check the quality of bulk order?
A1: We provide pre-production samples to all customers before mass production if needed.
A3: We accept third-party inspection, such as SGS, TUV, INTERTEK, BV, etc.

Q 9: Can you provide customized service?
A: Yes, we accept customization and can produce products in different sizes, packaging, colors according to requirements.