HYDRAULIC BREAKER - Middle Large Range

  • TNB-7J
  • TNB-110
  • TNB-151LU2
  • TNB-190LU2
  • TNB-30K
  • TNB-40K
  • TNB-400LU2

Toku is the Japanese manufacturer having over 50 years experience on hydraulic breaker, and has been challenging supply best performance breaker with high impact power and high durability into worldwide construction/mining market.

hydraulic breaker image

Feature

  • High Productivity, Highest Level Impact Power
  • Unique design concept, maximum sized piston & long piston stroke
  • Best energy balance, nitrogen gas and high pressure oil
  • Simple Structure & Ease Maintenance
  • Advanced accumulator free technology enables less component simple structure.
  • Only two moving parts, piston and control valve
  • High Durability Lower Running Cost
  • Non-accumulator design for less components
  • Removable dual bushing system for all models
  • Dual retainer pins for all models
breaker cut model

Specification

MODEL TNB-7J TNB-110 TNB-151LU2 TNB-190LU2 TNB-30K TNB-40K TNB-400LU2
Impact rate bpm 450 - 720 430 - 600 450 - 630 370 - 490 350 - 450 290 - 440 310 - 470
Tool diameter mm 105 115 135 140 155 170 178
inch 4.1 4.5 5.3 5.5 6.1 6.7 7.0
Working weight
(box case)
kg 950 1240 1800 2250 2880 3900 4700
lbs 2094 2728 3968 4950 6349 8598 10362
Oil flow L/min 80 - 120 100 - 140 160 - 200 160 - 210 180 - 230 240 - 300 280 - 390
G/min 21 - 32 26 - 37 42 - 53 42 - 56 48 - 61 63 - 79 74 - 103
Operating
Pressure
MPa 14 - 18 12 - 17 14 - 18 14 - 18 13 - 18 14 - 18 14 - 18
PSI 2050 -2610 1740 - 2466 2050 - 2610 2050 - 2610 1890 - 2610 2050 - 2610 2050 - 2610
Hose I.D. inch 3/4 1 1 1 1 1 - 1-1/4 1-1/4
Gas Pressure (*1) MPa 0.9 0.8 1.1 0.8 0.95 1.0 0.8
PSI 131 116 160 116 138 145 116
Carrier range ton 8 - 14 14 - 20 18 - 25 20 - 30 27 - 40 40 - 53 45 - 70

Note

  • Bracket pin & bracket bushings are not included in working weight.
  • Always operate the breaker with proper oil flow and working pressure shown above.
  • (*1) When the breaker body temperature is 104 degree F (40 degree C).