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-CO Part No: 4161-CFHPart No: 3643-CF

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-CFH

Part No: 4020-CFH

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

2017-06-08

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 brus 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 19 On-going

SEC1.25MW SEC Zhangbei,Hebei 36 24

GE1.5MW WINERGY Zhangbei,Hebei 12 14

GAMESA2MW Cantarey Chaoyang On-going On-going

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: 6723-CVPart No: 2512-CH Part No: 5770-CH

Part No: 2008-CH Part No: 1311-CHPart No: 7090-CH