SMALL HYDRAULIC EXCAVATOR ST80
 
   
 
 
Engine

> Rated Net Power @ 2200 rpm ------------------------------------------------------------------------------------------45kw
> Model-------------------------------------- --------B3.3(Cummins) 4 strokes, water cooling, inline, top-installed valves, direct injection
> Battery --------------------------------------------------------------------------------------------------------12V,120Ah
> Alternator--------------------------------------------------------------------------------------------------------12V,60A
> Start motor -----------------------------------------------------------------------------------------------------12V,2.2kw
> Max. torque --------------------------------------------------------------------------------------------- 214N.M/1600Rpm
> Overall piston displacement ---------------------------------------------------------------------------------------------3.3L
> Numbers. of cylinder (boreˇÁstroke)-------------------------------------------------------------------------4 - 95mm ˇÁ 115mm
 
Arm cylinder

> Arm cylinder-------------------------------------------------------------------------------------------------------100x60
 
Working device (standard type)

> Standard bucket----------------------------------------------------------------------------------------------------0.34M3
> Light bucket (optional) -----------------------------------------------------------------------------------------------0.42M3
> Small bucket (optional-------------------------------------------------------------------------------------- ----0.20-0.28M3

Undercarriage

> Amount of carrying wheel------------------------------------------------------------------------------------------1 each side
> Length of track on ground -------------------------------------------------------------------------------- ----------2130mm
> Track center distance ----------------------------------------------------------------------------------------------1700mm
> Standard track plate --------------------------------------------------------------------------------------38 pieces each side
> Support wheel ------------------------------------------------------------------------------------ -------- ---5 at each side
 
Hydraulic system/ control valve (TOSHIBA)

> Type ----------------------------------------------------------------------------------------------------------------iB18
> Slewing motor (TOSHIBA)SG025E ---------------------------------------------------------piston type (brake valve, parking brake)ˇÁ1
> Travel motor (TOSHIBA)------------------------------------------------- --------------- piston type (brake valve, parking brake)ˇÁ2
> Control method------------------------------------------------------------------------------------------- hydraulic pilot type
 
Hydraulic system/hydraulic pump (TOSHIBA)

> TypeˇÁNo. ----------------------------------------------------------------------------------------measurable piston pump ˇÁl
> Set pressure --------------------------------------------------------------------------------piston type: 300(300) MpaKg/cm 2
> Flow -------------------------------------------------------------------------------------------------piston type: 154 L/min
 
Hydraulic system/ hydraulic cylinder (Reciprocating piston type)

> Boom cylinder -----------------------------------------------------------------------------------------------------115ˇÁ65
> Bucket cylinder -----------------------------------------------------------------------------------------------------90ˇÁ55
> Dozer blade cylinder -----------------------------------------------------------------------------------------------120ˇÁ70
 
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