Carbex AB • PO Box 115 • SE-592 22 Vadstena • SwedenTel +46 (0)143-294 40 • VAT SE-556267-0413 • info@carbex.se • www.carbex.se

CARBON BRUSHES FOR WIND POWERCarbex manufactures carbon brushes for the vast ma-jority of wind turbines and generators on the market. Carbex develops carbon brushes in copper and silver designed for use in extreme environments, including cold and warm climates, low or high humidity, for onshore and offshore wind turbines.

Carbex can offer customized solutions and assist in selecting the right carbon brush for your specific application. This enables optimization of the carbon brush’s service life, reducing wear and tear on the rings, thereby improving generator performance.

Benefits of Carbex carbon brushes• Minimalringwearwarrantingexceptionallygoodbrushlife.

• Lowbrush-to-brushdifferential.

• Superiorfilmformationforlowfriction.

• Outstandingperformancefromnoloadtohighload.

• Outstandingperformancemaintainedinvarying atmospheric conditions and low humidity.

• Contaminationtolerant.

Part No: 6230-CG40x20x50 mm

Part No: 4161-CFH25x32x60 mm

Part No: 3643-CF40x20x80 mm

Carbex has conducted field tests in extreme environments (Inner Mongolia in China) with fantastic results. See reverse side for further information.

This is a selection of Carbex carbon brushes for wind power.

Part No: 4025-CFH40x25x55 mm

Part No: 4020-CFH40x20x100 mm

POWER BRUSHES

Carbex AB • PO Box 115 • SE-592 22 Vadstena • SwedenTel +46 (0)143-294 40 • VAT SE-556267-0413 • info@carbex.se • www.carbex.se

CARBON BRUSHES FOR WIND POWER GROUNDING BRUSHES

SUCCESSFUL LIVE TESTS PERFORMED IN INNER MONGOLIA

2018-05-17

Carbex brush materials are under continuous development to ensure that they can cope with extreme environments. To this end, we conduct tests in harsh and difficult weather conditions. Forinstance,likethoseinInnerMongolia–alocationrenowned

for its extreme weather: daytime temperatures that may vary 30-40°C,andlowtoextremelyhighhumidityandstrongwinds.Extremities that provide the perfect environment for developing our materials.

Turbine type Generator Location Estimate life Estimate life time Carbex time Carbex power brush grounding brush

Sinovel1.5MW Tianyuan Tongliao 33Months 60Months

Sinovel1.5MW CNR Tongliao 33Months 60Months

DEC1.5MW DECMOTOR Baicheng,Jilin 24Months 71Months

Changqian1.5MW HECJEM Baicheng,Jilin 25Months 36Months

TYHI1.5MW XEMC Daqing,Heilongjiang 19Months On-going

SEC1.25MW SEC Zhangbei,Hebei 36Months 24Months

GE1.5MW WINERGY Zhangbei,Hebei 18Months 18Months

GAMESA2MW Cantarey Chaoyang 15Months 22Months

Sinovel1.5MW CNR Xinlinhot,InnerMongolia 30Months 36months

DEC1.5MW Tianyuan Faku,Liaoning 44Months 40months

Sinovel1.5MW HECJEM Zhangbei,Hebei 28Months 12Months

Sinovel1.5MW HECJEM Zhangbei,Hebei 31Months 12Months

Part No: 5770-CH*20x8x32 mm

Part No: 2008-CH*20x8x64 mm

Part No: 1311-CH25x10x32 mm

Part No: 7090-CH*20x8x50 mm

Part No: 2512-CH*25x12,5x64 mm

Part No: 6723-CV20/2x8x32 mm

*) Available in sandwich construction