EC&M AC Crane Control

FRONTLINE ® AC CRANE CONTROL

CLASS      

August, 2012

APPLICATION DATA CRANE HOOK SPEED VS. LOAD PERFORMANCE

CLASS 6422 CONTRA-TORQUE ®

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

FIFTH

AUTOMATIC

FOURTH

FIRST

SECOND

THIRD

FIRST & SECOND

FOURTH

THIRD

HOOK SPEED IN % OF SYNCHRONOUS SPEED

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

LOAD SPEED IN % OF SYNCHRONOUS SPEED

CLASS 6426 REVERSING HOIST CONTROL ( With Mechanical Load Brake)

100%

SIXTH

90%

FIFTH

80%

FOURTH

70%

THIRD

60%

50%

SECOND

40%

FIRST

30%

20%

HOOK SPEED IN % SYNCHRONOUS SPEED

10%

0%

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

LOAD SPEED IN % OF SYNCHRONOUS SPEED

25