Silicoul is a high quality grade of silicone coated cable made from a flexible tinned copper core, separating tape, silicone rubber and a special synthetic reinforcing braid as a final coat. The reliability, cost effectiveness and general versatility of these cables has led them to be adopted as the industry standard for wiring a variety of different machines and applications.

Silicoul 3.7kV Silicone Coated Cable is brown in colour and withstands continuous operating temperatures between -60ºC and +180ºC (as well as short-term peaks up to 230ºC). It exhibits good flexibility and is easy to work with.

Silicoul 3.7kV Cable Characteristics

• Excellent mechanical strength
• Good resistance to Ozone and Corona
• Bending radius 5 x d.
• Compatible with most impregnation varnishes
• Excellent ageing resistance
• Good resistance to thermal shock and UV
• Withstands continuous temperatures between -60ºC and 180ºC
• Withstands short-term exposure up to 230ºC
• Working voltage: 4.2kV
• Brown in colour

Approvals and Standards

Silicoul 3.7kV Silicone Coated Cable carries the following approvals:

• Type approval certificates for use in shipbuilding industry , IEC 60092-350 standards.
• F1 rated as per NF F 16-101
• Fire behaviour – Meets requirements of IEC 60331, IEC 60332-1 et IEC 60332-3 tests.

Typical Applications for Silicoul 3.7kV Cable

• Wiring of rotating machines: incl. motors, alternators and generators.
• Wiring of static machines: incl. transformers, inductors, inverters and choppers.
• The shipbuilding, transport and rail sectors.
• Power supply.

Availability of Silicoul 3.7kV Silicone Coated Cable

Silicoul 3.7kV is available from Associated Gaskets in a variety of different sizes (listed below). Where possible, we’ll offer to  supply in lengths as short as one metre to help you eliminate wastage and unnecessary stock holdings. The less common sizes (usually under 6mm² and over 185mm²) may be subject to minimum order requirements.

Nominal Cross Section	Nominal Outer Diameter
2.5mm²*	6.2mm
4mm²*	6.8mm
6mm²	7.8mm
10mm²	9.0mm
16mm²	10.2mm
25mm²	11.8mm
35mm²	13.2mm
50mm²	15.4mm
70mm²	17.0mm
95mm²	19.8mm
120mm²	21.8mm
150mm²	24.0mm
185mm²	25.4mm
240mm²	29.2mm
300mm²	31.8mm
400mm²	35.8mm

In addition to the 3.7kV Silicoul Cable described on this page, Silicoul is also available in 1.1kV, 6.6kV and 13.8kV grades.

For more information on these other grades, the 3.7kV listed here, or to discuss the best cable solution for your application please contact your local Associated Gaskets branch. We’ll be more than happy to assist.

Additional Information and Resources

Silicoul is a registered trademark of Omerin.