HYDRAULIC BREAKER - Middle Large Range

  • TNB-7J
  • TNB-110
  • TNB-151LU2
  • TNB-190LU2
  • TNB-230LU2
  • TNB-310LU1
  • TNB-400LU2
  • TNB-80K

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 (except TNB-80K)
  • 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-230LU2 TNB-310LU1 TNB-400LU2 TNB-80K
Impact rate bpm 450 - 720 430 - 600 450 - 630 370 - 490 350 - 450 340 - 470 310 - 470 270 - 320
(400)*1
Tool diameter mm 105 115 135 140 146 160 178 210
inch 4.1 4.5 5.3 5.5 5.75 6.3 7.0 8.3
Working weight
(box case)
kg 950 1240 1800 2250 2740 3600 4700 7100
lbs 2094 2728 3968 4950 6041 7937 10362 15653
Oil flow L/min 80 - 120 100 - 140 160 - 200 160 - 210 180 - 230 240 - 300 280 - 390 360 - 420
G/min 21 - 32 26 - 37 42 - 53 42 - 56 48 - 61 63 - 80 74 - 103 95 - 111
Operating
Pressure
MPa 14 - 18 12 - 17 14 - 18 14 - 18 13 - 18 14 - 18 14 - 18 14 - 18
PSI 2031 -2611 1740 - 2466 2031 - 2611 2031 - 2611 1885 - 2611 2031 - 2611 2031 - 2611 2031 - 2611
Hose I.D. inch 3/4 1 1 1 1 1-1/4 1-1/4 1-1/4
Gas Pressure MPa 0.9 0.8 1.1 0.8 0.8 0.8 0.8 1.1
PSI 131 116 160 116 116 116 116 160
Carrier range ton 8 - 14 14 - 20 18 - 25 20 - 30 27 - 40 38 - 50 45 - 70 70 - 100

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 Number of blows at high-speed mode

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