Suzhou Volsun Electronics Technology Co., Ltd.
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RUBNS-OLC
Volsun
Description
The high voltage insulating silicone rubber cover provides strong protection for high voltage applications. It is made of high-quality silicone rubber, ensuring excellent durability and reliability in a variety of harsh environments.
The cover is designed to protect overhead power lines and other high voltage systems from electrical hazards. It can handle operating voltages of 10-220V and provides high tensile strength (14 MPa) for optimal protection.
The product has a wide temperature range, from -40°C to 200°C, suitable for extremely cold and hot environments. The material does not shrink, maintaining its shape and structure during installation.
The cover is available in a variety of colors, including white, black, red, green, gray and yellow, which is flexible to meet different identification and aesthetic needs.
The dielectric constant of the cover meets the GB/T 1409-2006 standard, making it a reliable electrical insulation solution.
Item | Typical Data | Test Method |
Electrical Strength Test | ≥20kV/mm | GB/T 1408.1-2006 |
Volume Resistivity | ≥1×1014Ω·cm | GB/T 1410-2006 |
Dielectric Constant | 2～3 | GB/T 1409-2006 |
Shore Hardness | 70±5A | GB/T 531 |
Mechanical Property | ||
Before heat ageing | ||
Tensile Strength | ≥4.0MPa | GB/T 528-2009 |
Elongation at break | ≥200% | GB/T 528-2009 |
After Heat aging (180℃, 7d) | ||
Tensile Strength Change | ±30% | GB/T 528-2009 |
Elongation Change | ±30% | GB/T 528-2009 |
Low Temperature Elongation(-15℃, 2h) | ≥20% | GB/T 2951.4-1997 |
Low Temperature Flexibility(-50℃, 4h) | No cracks | UL224-2004 |
High Temperature Crack Resistance(155℃, 2h) | No cracks | GB/T2951.6-1997 |
Advantages of high voltage insulating silicone rubber sheath:
Widely used: commonly used in substation protection projects and railway overhead line systems, with significant advantages in cross-line applications.
Flexible and resistant to bending: High flexibility and flexural resistance ensure reliable performance under dynamic conditions.
Long service life: resistant to aging and corrosion, providing long-lasting protection for electrical components.
Easy Installation: No fire or power outages are required during installation, reducing downtime and increasing efficiency.
High temperature resistance: It can work in the temperature range of -40°C to 200°C, which is ideal for high temperature environments.
Multiple color options: Available in white, black, red, green, gray and yellow to meet the preferences and needs of different customers.
International certification: It meets VW-1 and UL1441 standards to ensure the reliability and safety of electrical applications.
Free samples: Existing customers can request free samples for testing and product evaluation.
Durable and long-lasting: With a tensile strength of 14MPa and a dielectric constant that meets the GB/T 1409-2006 standard, it can provide reliable long-term protection for overhead lines and electrical components.
Recommended Size for LG Type Aluminum Stranded Wires
Nominal cross-sectional area (mm²) | Recommended Inner Diameter of Conductor Cover (mm) |
50～70 | Ф12 |
95～120 | Ф17 |
150～185 | Ф20 |
210～300 | Ф24.2 |
400 | Ф30 |
500 | Ф32 |
630 | Ф35 |
800 | Ф39.8 |
Recommended size for LGJ Type Steel Core Aluminum Stranded Wires & LGJF Type Anti-corrosion Steel Core Aluminum Stranded Wires
Nominal cross-sectional area (mm²) | Recommended Inner Diameter of Conductor Cover (mm) |
35 50 | Ф12 |
Ф15.6 | |
70～95 120～150 185～240 | Ф17 |
Ф20 | |
Ф24.2 | |
400～500 800～800 | Ф32 |
Ф39.8 |
Correspondence table between voltage and wall thickness
Voltage(KV) | ≤10kV | ≤35kV | ≤110kV | ≤220kV |
Wall thickness | 2.0±0.3mm | 3.0±0.4mm | 4.0±0.5mm | 6.0±1.0mm |
1. What is the operating temperature range of the high voltage insulation silicone rubber cover?
The cover can operate in a temperature range of -40°C to 200°C, suitable for a variety of high temperature applications.
2. What colors are available for the silicone rubber cover?
The product is available in six standard colors: white, black, red, green, gray and yellow.
3. What certifications does the high voltage insulation silicone rubber cover comply with?
The cover complies with international standards such as VW-1 and UL1441, ensuring reliability and safety in electrical applications.
4. Can I receive samples of the silicone rubber cover before placing an order?
Yes, existing customers can get free samples for testing and product evaluation.
5. What is the tensile strength of the high voltage insulation silicone rubber cover?
The tensile strength of the cover is 14MPa, providing strong protection for electrical components.
6. Is the high voltage insulation silicone rubber cover suitable for overhead line systems?
Yes, this cover is ideal for overhead line systems, substations and railway catenary systems, providing excellent insulation and protection.
Description
The high voltage insulating silicone rubber cover provides strong protection for high voltage applications. It is made of high-quality silicone rubber, ensuring excellent durability and reliability in a variety of harsh environments.
The cover is designed to protect overhead power lines and other high voltage systems from electrical hazards. It can handle operating voltages of 10-220V and provides high tensile strength (14 MPa) for optimal protection.
The product has a wide temperature range, from -40°C to 200°C, suitable for extremely cold and hot environments. The material does not shrink, maintaining its shape and structure during installation.
The cover is available in a variety of colors, including white, black, red, green, gray and yellow, which is flexible to meet different identification and aesthetic needs.
The dielectric constant of the cover meets the GB/T 1409-2006 standard, making it a reliable electrical insulation solution.
Item | Typical Data | Test Method |
Electrical Strength Test | ≥20kV/mm | GB/T 1408.1-2006 |
Volume Resistivity | ≥1×1014Ω·cm | GB/T 1410-2006 |
Dielectric Constant | 2～3 | GB/T 1409-2006 |
Shore Hardness | 70±5A | GB/T 531 |
Mechanical Property | ||
Before heat ageing | ||
Tensile Strength | ≥4.0MPa | GB/T 528-2009 |
Elongation at break | ≥200% | GB/T 528-2009 |
After Heat aging (180℃, 7d) | ||
Tensile Strength Change | ±30% | GB/T 528-2009 |
Elongation Change | ±30% | GB/T 528-2009 |
Low Temperature Elongation(-15℃, 2h) | ≥20% | GB/T 2951.4-1997 |
Low Temperature Flexibility(-50℃, 4h) | No cracks | UL224-2004 |
High Temperature Crack Resistance(155℃, 2h) | No cracks | GB/T2951.6-1997 |
Advantages of high voltage insulating silicone rubber sheath:
Widely used: commonly used in substation protection projects and railway overhead line systems, with significant advantages in cross-line applications.
Flexible and resistant to bending: High flexibility and flexural resistance ensure reliable performance under dynamic conditions.
Long service life: resistant to aging and corrosion, providing long-lasting protection for electrical components.
Easy Installation: No fire or power outages are required during installation, reducing downtime and increasing efficiency.
High temperature resistance: It can work in the temperature range of -40°C to 200°C, which is ideal for high temperature environments.
Multiple color options: Available in white, black, red, green, gray and yellow to meet the preferences and needs of different customers.
International certification: It meets VW-1 and UL1441 standards to ensure the reliability and safety of electrical applications.
Free samples: Existing customers can request free samples for testing and product evaluation.
Durable and long-lasting: With a tensile strength of 14MPa and a dielectric constant that meets the GB/T 1409-2006 standard, it can provide reliable long-term protection for overhead lines and electrical components.
Recommended Size for LG Type Aluminum Stranded Wires
Nominal cross-sectional area (mm²) | Recommended Inner Diameter of Conductor Cover (mm) |
50～70 | Ф12 |
95～120 | Ф17 |
150～185 | Ф20 |
210～300 | Ф24.2 |
400 | Ф30 |
500 | Ф32 |
630 | Ф35 |
800 | Ф39.8 |
Recommended size for LGJ Type Steel Core Aluminum Stranded Wires & LGJF Type Anti-corrosion Steel Core Aluminum Stranded Wires
Nominal cross-sectional area (mm²) | Recommended Inner Diameter of Conductor Cover (mm) |
35 50 | Ф12 |
Ф15.6 | |
70～95 120～150 185～240 | Ф17 |
Ф20 | |
Ф24.2 | |
400～500 800～800 | Ф32 |
Ф39.8 |
Correspondence table between voltage and wall thickness
Voltage(KV) | ≤10kV | ≤35kV | ≤110kV | ≤220kV |
Wall thickness | 2.0±0.3mm | 3.0±0.4mm | 4.0±0.5mm | 6.0±1.0mm |
1. What is the operating temperature range of the high voltage insulation silicone rubber cover?
The cover can operate in a temperature range of -40°C to 200°C, suitable for a variety of high temperature applications.
2. What colors are available for the silicone rubber cover?
The product is available in six standard colors: white, black, red, green, gray and yellow.
3. What certifications does the high voltage insulation silicone rubber cover comply with?
The cover complies with international standards such as VW-1 and UL1441, ensuring reliability and safety in electrical applications.
4. Can I receive samples of the silicone rubber cover before placing an order?
Yes, existing customers can get free samples for testing and product evaluation.
5. What is the tensile strength of the high voltage insulation silicone rubber cover?
The tensile strength of the cover is 14MPa, providing strong protection for electrical components.
6. Is the high voltage insulation silicone rubber cover suitable for overhead line systems?
Yes, this cover is ideal for overhead line systems, substations and railway catenary systems, providing excellent insulation and protection.
