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dnb breaker

The advantage of DNB Breaker

  • 1. Steady powerful impact
  • 2. Long durability realized by semi-permanent nitrogen charging system
  • 3. Easy maintenance of accumulator without disassembly
  • 4. Convenient installation to all kinds of excavators
  •                     Warehouse views. 2013.
  •                     HOLLAND

DNB BREAKER SPECIFICATIONS

ITEM / MODEL D10IIs D20IIs D25IIs D30IIs D40IIs D55IIs D60IIs D65IIs
OPERATING WEIGHT kg 75 100 200 300 520 855 1050 1350
IMPACT RATE BPM 900-1200 900-1200 550-1100 500-1000 400-700 350-550 350-500 350-500
IMPACT ENERGY J 300 300 580 1000 1400 2000 2200 3700
OPERATING
OIL FLOW
LPM 15-20 15-25 25-50 45-80 60-90 80-110 70-110 80-130
OPERATING PRESSURE Bar 100-120 100-120 120-140 120-140 135-150 140-160 140±5 140±5
CARRIER WEIGHT Ton 0.5-1.3 0.8-3 1.3-5 3.5-8 6-12 13-20 16-20 16-25
TOOL DIAMETER mm 38 45 60 75 90 100 115 120
ITEM / MODEL D70IIs D90IIs D110IIs D130IIs D160IIs D200IIs D300IIs D500IIs
OPERATING WEIGHT kg 1660 1860 2250 2600 3300 3800 6500 12900
IMPACT RATE BPM 350-500 350-500 360-520 320-420 300-400 250-350 250-350 200-300
IMPACT ENERGY J 4300 4400 5800 6920 9100 10500 12500 19500
OPERATING
OIL FLOW
LPM 120-160 120-160 160-230 170-240 190-250 220-350 250-400 300-450
OPERATING
PRESSURE
Bar 140±5 140±5 140±5 145±5 155±5 155±5 160±5 160-180
CARRIER WEIGHT Ton 18-30 18-30 25-40 30-55 40-60 45-80 60-90 80-140
TOOL DIAMETER mm 130 130 140 155 170 180 195 235
The specification can be changed without any prior notice.