Small Breakers

Specification

Features of Box Type breaker:

  • Appliance of ‘SSAB HARDOX’ in the lower part of brackets
  • Modernized design without edges
  • Enhanced power from the combination of Hydraulic System and N2 Gas charging system
DESCRIPTION OKB80 OKB100 OKB150 OKB200 OKB250 OKB300 OKB350 OKB400
Working Weight (kg) 83 113 210 270 290 360 460 600
Overall Height (mm)
(with Mount Cap)
1,000 1,120 1,350 1,420 1,490 1,586 1,729 1,946
Overall Height (mm)
(without Mount Cap)
788 908 1,110 1,220 1,250 1,386 1,479 1,726
Operating Pressure (bar) 80~110 80~110 80~110 90~120 90~120 95~130 100~130 130~150
Setting Pressure (bar) 150 150 150 150 150 170 170 195
Required Oil Flow (l/min) 20~30 20~30 20~30 25~50 25~50 30~50 40~80 45~90
Tool Diameter (mm/inch) 40 (1.57) 40 (1.57) 45 (1.77) 53 (2.08) 60 (2.36) 68 (2.67) 75 (2.95) 85 (3.34)
Back Head Pressure (bar) 16 16 16 16 16 16 16 16
Accumulator Pressure (bar)  
Impact Energy (Joule) 347 347 416 492 640 849 1,210 1,764
Impact Rate (bpm) 700~1300 700~1300 600~1200 550~1000 500~950 450~900 450~900 400~800
Suitable Machine (ton) 0.5~1.5 0.75~1.9 1.9~3.0 2.0~3.5 3.0~5.0 4.0~7.5 5.0~9.0 9.0~11.5