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15 April 2008

SWL: Main hoist 3,000 short tons (2,700 tonnes) to 27 m radius, aft only Main hoist 2,200 short tons (2,000 tonnes) to 31 m radius, through 360 degrees Auxiliary hoist 800 short tons (726 tonnes) to 53 m radius Length of boom 90 m Weight of main lower block 100 ton Electrical diagrams 1,143 pages Energy supply 3 x 6.6 kV AC / 3000 kVA Back-up supply 3 x 400 V AC / 900 kVA 2.5 km of cabling (total) 43 three-phase motors up to 200 kW each 21 frequency converters 4 brake choppers 4 x 500 kW brake resistors PLC I/O 6 remote I/O stations Redundant Profibus 600 digital inputs, 50 analogue inputs 200 digital outputs

Why rugged electronics are becoming mission-critical for off-road OEMs
Connectivity and digital controls are reshaping heavy equipment and manufacturers are finding performance depends as much on durable electronics as on the vehicles themselves
How less can be more: Rethinking cooling system design for modern heavy equipment
Smarter airflow, not bigger systems, is aiding engine efficiency and uptime
Kabalen retires; Bray promoted at A1A Software
Bruce Kabalen calls it a day, Brittany Bray promoted