LIGHT WEIGHT BREAKERS Internal Valve type (With Accumulator)
DescriptionModel Unit JBN40 JBN45 JBN53 JBN60 JBN70 JBN75 JBN90 JBN100
   Operating    Silenced Kg 115 125 180 250 310 380 570 890
lb 254 276 397 551 683 838 1,257 1,962

Weight

(Tool + M / C)

Open Top Kg 110 120 160 225 324 380 613 850
lb 243 265 353 496 714 838 1,351 1,874
 Main Body Weight Kg 50 60 86 112 156 192 266 434
Tool Weight Kg 4 6.0 9 12 20 25 41 59
 (Moil type) Diameter mm 40 45 53 60 70 75 90 100

 Operating Pressure

(Breaker)

bar 80 ~ 100 80 ~ 100 90 ~ 120 100 ~ 130 95 ~ 130 100 ~ 140 130 ~ 160 150 ~ 170
psi 1,160 ~ 1,450 1,160 ~ 1,450 1,305 ~ 1,740 1,450 ~ 1,885 1,377 ~ 1,885 1,450 ~ 2,030 1,885 ~ 2,320 2,175 ~ 2,465

 Setting Pressure

(Machine)

bar 150 150 150 160 170 180 190 200
psi 2,175 2,175 2,175 2,320 2,465 2,610 2,755 2,900
 Impact Rate bpm 800 ~ 1,400 700 ~ 1,200 600 ~ 1,100 500 ~ 1,000 450 ~ 1,000 475 ~ 950 480 ~ 850 450 ~ 780

 Accumulator Pressure

(N2-Gas)

bar / psi NONE ACCUMULATOR

 Back Head Pressure

(N2-Gas)

bar / psi 14 / 203 14 / 203 16 / 232 16 / 232 16 / 232 16 / 232 16 / 232 16 / 232
 Required Oil Flow l / min 15 ~ 30 20 ~ 35 25 ~ 50 30 ~ 60 34 ~ 60 40 ~ 80 45 ~ 85 85 ~ 110
g / min 3.9 ~ 7.9 5.3 ~ 9.2 6.6 ~ 13.2 7.9 ~ 15.8 8.9 ~ 15.8 10.5 ~ 21.1 11.8 ~ 22.4 22.4 ~ 29
  Min ton 0.8 1.2 2.5 3 3.5 6 6 10

Suitable

Excavator

Max ton 2.5 3 4.5 5.5 7 9 13 17
Suitable ton 1 2 3 5 6 7 10 14
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