Jinan Dong-kun KHYD40 rock drill, 2kw rock drill 
 Rock drill including: KHYD40 rock drill, 2kw rock drill, KHYD75 rock drill, 3kw rock drill, 3kw water exploration drilling, KHYD90 rock drill, KHYD140 rock drill. Rock drill 2kw, 2kw water exploration drilling, KHYD40 rock drill is used to probe the water mining project with a special gas exploration rigs, special drill, drill, rock drill, KHYD40 exploring water rig 
 Rock drill and exploration of various KHYD water drilling parameters were as follows: 
 Technical parameters KHYD40dIA KHYD75dIA KHYD140dIAB KHYD150dIAB 
 Rated Power Kw 2 3 5.5 7.5 
 Rated voltage V 127/380/660 380/660 380/660 380/660 
 Rated frequency Hz 50 50 50 50 
 Rated current A 4.5 6.8 11.6 15.4 
 Rated speed r / min 2814 1420 1440 1440 
 Motor Phase 3 3 3 3 
 Rated work continuous continuous S1 S1 S1 S1 continuous row 
 Insulation FFFF 
 Spindle rated to the r / min 240 240 240 240 
 Drilling diameter mm Φ42 (rock) 
 Φ45-60 (coal) Φ42 (rock) 
 Φ45-80 (coal) Φ42-Φ80 (rock) 
 Φ80-Φ100 (coal) Φ42-Φ80 (rock) 
 Φ80-Φ120 (coal) 
 Drilling depth m 5m (rock) 
 20-60m (coal) 8m (rock) 
 30-80m (coal) 10m (rocks) 
 30-80m (coal) 15 (rock) 
 40-100m (coal) 
 Overall dimension (L × W × H) mm 570 × 360 × 300 720 × 376 × 436 1080 × 460 × 540 1080 × 460 × 540 
 Rig Weight (without drill rigs and other runway) kg 42 85 140 155 
 Supporting cable GB1170-74 (mine with a soft rubber-sheathed cables) U-3 * 4 +1 * 4 
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