Specification details of 40T Elec-hydraulic grab
Grabs technical agreement
40T Elec-hydraulic grab
: MHM55.0-10000
2) Technical questionnaire
? fit to 40t crane /size of grab:
? /Volume:10m3 /Density:2.6-3.0t/m3
? /Work pres: 220bar / Empty grab opening time:22s
? / Empty grab closing time: 22s / Motor insulating grade: F
? / voltage: 220V / Rating burthen: 30t
? /Motor output power: 55Kw, 380V / Grab dead weight: 11.78t
? /Scope of supply
? 7separate driven cylinder.
? 1 set of overhang chain shackle and chain ring (or overhang type is to be confirmed by crane type)
?1 complete set of cable connecting device (anti-extending net chain, plug and socket)
? 1 AC motor: 380 V, 50 Hz, 55Kw
? 1 high pressure hydraulic pump
? 1 control block (SUN, imported), including by pass system to avoid overheating of hydraulic components.
(Remark: Check valve is installed to avoid grab open due to power fail)