EC&M AC Crane Control

FRONTLINE ® AC CRANE CONTROL

CLASS     6421 6422 6426

CLASS 6421 

APPLICATION DATA CRANE HOOK SPEED VS LOAD PERFORMANCE

CLASS 6421 DYNAMIC LOWERING HOIST

-110% -100% -90% -80% -70% -60% -50% -40% -30% -20% -10% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

FIFTH

FOURTH

THIRD

SECOND

FIRST

FIRST

HOOK SPEED IN % SYNCHRONOUS SPPED

SECOND & THIRD

0% 20% 40% 60% 80% 100% 120% 140% 160% 180% 200%

LOAD PERFORMANCE IN % OF SYNCHRONOUS SPEED