model | unit | SEJIN400 | SEJIN450 | SEJIN530 | SEJIN600 | SEJIN680 | SEJIN750 | SEJIN850 |
operation weight(side/top/box) | kg | 70/75/102 | 95/95/126 | 138/138/152 | 180/180/224 | 263/263/299 | 334/335/375 | 559/569/589 |
length(side/top/box) | mm | 910/1086/1190 | 1090/1235/1331 | 1178/1344/1417 | 1239/1460/1472 | 1375/1684/1660 | 1515/1706/1712 | 1735/2120/2074 |
working flow rate | 1iter/min | 15-25 | 20-30 | 25-50 | 30-60 | 40-70 | 50-90 | 60-100 |
oil relief pressure | kg/cm² | 160 | 160 | 160 | 160 | 170 | 170 | 190 |
working pressure | kg/cm² | 90-120 | 90-120 | 90-120 | 100-130 | 110-140 | 120-170 | 127-147 |
impact rate | bpm | 800-1400 | 700-1200 | 600-1000 | 500-1000 | 500-900 | 400-800 | 400-800 |
chisel diameter | mm | ¢40 | ¢45 | ¢53 | ¢60 | ¢68 | ¢75 | ¢85 |
oil pipe nominaldiameter | inch | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 |
back head pressure | kg/cm² | 16 | 16 | 16 | 16 | 16 | 16±0.5 | 16±0.5 |
Accumulator pressure | kg/cm² | / | / | / | / | / | / | / |
Applicable Excavator weight | ton | 0.8-2.5 | 1.2-3.0 | 2.5-4.5 | 3-5.5 | 4-7 | 6-9 | 7-14 |
Applicable Bucket | m³ | 0.07 | 0.03-0.1 | 0.06-0.2 | 0.06-0.2 | 0.15-0.25 | 0.2-0.4 | 04-0.6 |
Value Ass'y Position | internal | internal | internal | internal | internal | internal | internal |