Symbols - Hitachi Sumitomo 6000SLX Specifications

HYDRAULIC CRAWLER CRANE
Specifications
Slewing System
Slewingsystemisdesignedsothatthethreeslewingpinions
meshwiththeexternalslewingringgear.Withthisdesign,
theexternalslewinggearsbearsthemajorityoftheslewing
torque.Thesystemisdesignedtobeeasytolubricate.
Counterweight
Standard160toncounterweightconsistsofa20-tonbase
weightand14castironblockpiecesthatallhavethesame
dimensions.
Optional180-tonweightusestwoadditionalweightsin
additiontostandardcounterweight.
Lower Weight
50-tonweightisstandard
62-tonweightisoptional
Side Frames
Allweldedstructuresaremanufacturedfromhigh-strength
steel.Eachcomponentisequippedwithtwosteelplate
hookstomakeassemblingonlowerframelower.Side
frameissecuredbyremovablejointpinsprovidedonthe
lowerframe.
Shoewidth :
Driveunit :

Symbols

Capacity
WorkingRadius
CounterWeight
LowerWeight
SL-N
HeavyDutyBoom
1220mmwideisstandard.
1524mmwideisoptional.
2-trackdriveunitperside
frame.
Safety Device
LoadMoment
Indicator(LMI) :
Front-end
Attachment.
ErectionMode :
HydraulicBoom
Backstops :
BoomOver-hoist
andOver-lowering
LimitingDevice :
DrumLocks :
HeavyDutyBoomLength
LongRangeBoom
LongRangeBoomLength
HeavyDutyTipExtension
LuffingJib
LuffingJibLength

6000SLX
Thecomputerizedsystemhelps
preventoverloadsandprovidesafe
andefficientcontrol.MeetsbothEN
andBSstandards.
Thisisaninternalfunctionofthe
LoadMomentIndicator(LMI).It
givesawarningontheLMIpanel
thatthecranehasextendedbeyond
itsintendedworkingarea.Oncethe
workoutsidetheintendedworking
areaiscompleted,thesystemreturns
automaticallytoresumeworkinthe
intendedworkingrange.
Thesestopsoperateinconjunction
withLMItohelppreventbackward
reaction,especiallywhenoperating
withshortboomlengthsoragainst
winds.
Thisisacombinationoftwosystems
designedtoenhanceoperating
efficiency.Onesystemisalimit
switchthatisincorporatedintothe
boomfoottopreventoverhoisting.
TheotherisapartoftheLMIthat
preventsover-hoistingorover-
loweringtheboom.Itincludes
automaticdrumbraking,hydraulic
locksandalarmwarnings.
Electricallyoperatedpawllocksare
providedasstandardonalldrums.