Power and signal transmission carbon brush

for locomotives

Product overview
With our carbon grounding contacts, we have advanced signal-current transmission technology and extended maintenance intervals. Leading vehicle manufacturers use these grounding systems. The carbon brushes for grounding contacts are characterized by long service life and reliable performance and are suitable for common installation situations and interfaces in railway and transit vehicles.

Benefits

• Optimized carbon-based materials matched to application requirements
• Extremely long service life with low abrasion
• Secure transmission of control signals when required
• Consistent peak performance over service life
• Extensive design and development expertise for common interfaces

Customer testimonial
"For us, the carbon brushes from Schunk ensure reliable power transmission in the long term and ensure that our vehicles can stay on the road for longer." — Jan-Henning Siebert, Kasseler Verkehrs-Gesellschaft AG

Materials & performance
The Schunk carbon brush material C40Z3 showed the lowest abrasion in test drives, enabling the highest mileage while meeting EU standards. Compared with other market solutions, Schunk earthing brushes require less frequent replacement over the vehicle lifecycle, reducing downtime and total cost of ownership.

Characteristics / Technical specifications

• Application: grounding/earthing contacts for railway and transit applications
• Material: carbon-based materials (Schunk carbon brush material C40Z3)
• Key properties: very good electrical and thermal conductivity
• Performance: low abrasion, long service life, consistent power transmission
• Function: secure transmission of control signals if required
• Durability: lowest abrasion in tests (designed for high mileage)
• Compliance: conforms to EU standards
• Design: suitable for common installation situations and interfaces; extensive design expertise