MEDIUM HYDRAULIC EXCAVATOR ST220
 
   
 
 
Engine (genuine and imported)

> Rated Net Power @ 2100 rpm -----------------------------------------------------------------------------------------125kw
> Model--------------------------- --------6BTA5.9 Cummins 4-stroke, water cooling, inline, in-head valve, direct injection, turbo charged
> Battery ------------------------------------------------------------------------------------------------ - ---12V,120Ah x 2
> Alternator------------------------------------------------------------------------------------------------------- -----35A
> Start motor -----------------------------------------------------------------------------------------------------12V,4.5kw
> Max. torque --------------------------------------------------------------------------------------------- 651N.M/1500Rpm
> Overall piston displacement --------------------------------------------------------------------------------------------5.88L
> Numbers. of cylinder (bore¡Ástroke)------------------------------------------------------------------------6 - 102mm ¡Á 120mm
 
Working device (standard type)

> Dredging bucket (option) --------- -----------------------------------------------------------------------------------0.60M3
> Bucket capacity ----------------------------------------------------------------------------------------- -Scope 0.45-1.0 m3
> Prolonged model (option) --------------------------------------------------------------------------------------------15M,8M
> Hydraulic breaker ( option) -------------------------------------------------------------------------------------------SHB800
> Grading bucket (option)-----------------------------------------------------------------------------------------------2.0m3
> Rock bucket (option)- 0 -------------------------------------------------------------------------------------------- --0.8m3
Undercarriage

> Amount of carrying wheel------------------------------------------------------------------------------------------1 each side
> Length of track on ground -------------------------------------------------------------------------------- ----------3445mm
> Track center distance ----------------------------------------------------------------------------------------------2380mm
> Standard track plate --------------------------------------------------------------------------------------47 pieces each side
> Support wheel ------------------------------------------------------------------------------------ -------- ---8 at each side
 
Hydraulic system/ control valve (Kawasaki)

> Type -------------------------------------------------------------------------------------------------------------KMXl5R
> Slewing motor (Kawasaki) -------------- ----------------------------------M5X130CHBpiston type(with safety valve and parking brake)
> Travel motor (KYB)------------------------------------------------- - ----MAG170VPpiston type (with brake valve and parking brake)
> Control method------------------------------------------------------------------------------------------- hydraulic pilot type
 
Hydraulic system/hydraulic pump ( Kawasaki )

> Type¡ÁNo. ---------------------------------------------------------------------------K3V112DT,Variable displacement pump ¡Ál
> Set pressure ---------------------------------------------------------- -------------------------------34.3(350) MpaKg/cm 2
> Flow ---------------------------------------------------------------------------------------------------------226¡Á2 L/min
 
Hydraulic system / hydraulic cylinder (Reciprocating piston type)(KYB)

> Boom cylinder -----------------------------------------------------------------------------------------130¡Á90¡Á1275¡Á1860
> Bucket cylinder -------------------------------------------------------------------------------------- - 130¡Á90¡Á1020¡Á1605
> Reciprocating piston type)(KYB) ----------------------------------- --------------------------------------140¡Á100¡Á1635¡Á2235
   
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