BGB: GE 1.X MW WT Pitch Control Slip Ring-USversion

Problems with your GE Units?... • Excessive Dust to Clean • Breaking Flanges • Long Leadtimes • Changing Brush Gear Every Year Or More • Oil Ingress • Vibration Causing Pitch Faults • Brush Grades Seem Soft & Wear Fast • Bearing Failures • Power Surge Issues • Escessive Reboot Lag Times

Resulting in... CLIMBING towers too much & adding safety risks Turbine DOWNTIME Increased dept. COSTS

BGB Upgrade Solutions • Qualified GE supplier

• Meets and Exceeds all GE specifications • Available in all variants – ESS and NON-ESS • Low maintenance

• Silver Graphite brushes mean less dust • Up to 8 year brush wear life on average • Incorporates engineering experience & design from our successful Vestas units • Made in the USA with spare parts and brushes readily available

GE Mandated Successful Tests:

BGB Fiber Optic (FORJ) Retrofit Unit Advantages:

Tested in 60C (140F) environment for over 24 hours at full current Tested down to -40C Simulation Test having 250LBS technician stepping on the unit 80 times Overload current testing as high as 135 AMPS Tested with high grade specialized grease that performs well with low RPM’s & minimizes bearing wear Data Tested showing 92+ mbps data communication rate, better than a 1 in 100’000 BER test Vibration tested aggressively at 7.8G’s for 24 hours following both MIL STD 810 and GE vibration spectrum data inside the nacelle.

• Elimination of Electrical Interferences

• Higher Speed Data Transfer Saves Time

• Faster Reboots & Immediate Communications After Power Up

• Not Influenced By Vibration, Humidity or Heat

• Unlimited Bandwidth Capability

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