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TOP TYPE BOX TYPE SIDE TYPE UNIRAM TYPE BACK HOE TYPE
FOR BACK HOE LORDER  
 
 
■ Features
· Available for small breakers
· Superior Power/Efficiency
· Reliable Availability
· High Productivity
· Extended Durability
· Simple & Easy Maintenance
 
 
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▣ LIGHT CLASS
GB2TB
 
GB3TPB
 
Description Unit GB2TB GB3TPB
Oil flow rate Lit/min
(gpm)
34∼60
(9∼16)
40∼80
(10∼21)
Operating
oilPressure
bar
(psi)
95∼130
(1,350∼1,900)
100∼140
(1,450∼2,030)
System
relief
Bar
(psi)
160(2,350) 160(2,350)
Blows per
minute
bpm 450∼1,000 450∼950
Impact
energy
joule 1,000 1,400
Tool
diameter
mm 70(2.75) 75(2.95)
Oil horse
diameter
Mm(in) 13(1/2) 13(1/2)
Operating
weight
Kg(lb) 320(700) 394(1,100)
Height with tool mm(in) 1,362(53.6)
1,441(56.7)
85 dB(A)Radius m 16 18
Weight
of
carrier
Min/
Max
Ton
(lbs)
2.5∼7.5
(5,500∼16,500)
5∼9
(16,000∼19,800)
Sugg Ton
(lbs)
4.0∼6.5 (8,800∼14,400) 5.5∼8.0 (12,200∼17,800)
Back head
sealed gas
pressure
Bar
(psi)
16.3(231) 16.3(231)
Accumulator
sealed gas
pressure
Bar
(psi)