1. Brief introductions of KHYD75 electric rock drilling rig

· electric rock drilling rig can be fitted with drilling stand, and can be drilled horizontally or inclined upward.

· In order to prolong the service life of the drill bit and improve the working conditions of the operator, wet drilled water can be used to discharge the powder and screw blade drills can also be used for dry draining.

· In drilling operations, we only need to operate the handwheel, and the electric motor rock drilling rig can advance and return quickly.

2. Specifications of KHYD75 electric rock drilling rig

Model	Unit	KHYD75
Rated output power of electric motor	kw	3
Rated voltage of electric motor	v	380/660
Rated frequency of electric motor	hz	50
Rated current of electric motor	a	6.8/3.9
Motor rotating speed	r/min	1420
Working mode		continuity
Drilling speed	mm/min	320
Rig return speed	m/min
Borehole diameter	mm	42(rock)
Hardness range	protodikonov`s scale of hardness	f<10
Maximum drilling depth	m	10(rock)
Weight of drilling rig (excluding runway, drill pipe, driller )	kg	75
Dimension (length * width *height)		720*378*436