Details

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2-Speed Diamond Core Drill Machine

• 2-Speed gear regulation
  Different operating speed for different core drilling diameter in concrete. The Magnitude of torque has an inverse proportion of no loading speed.
• Electronic smart control for motor
  Our motor is equipped with soft start, PRCD, Overloading protection. Soft Start helps the motor start slowly and then reach to no load speed in a few seconds. Also, it has the function to make motor stop working if the currency overloading.
• Mechanical slipping clutch equipped
  As a pro concrete core drill motor, it is one of the irreplaceable parts in machines. Mechanical gives more safety to operators, if the electronic protector out off work, it will work for protection. Maximize motor safety.
• LCD display
  It’s installed LCD display will show temperature, current, voltage overload protection and carbon brush replacement.
• LED indicator light
  Showing repair warning of overloading and carbon brush replacement.

Model	DHCD255S	DHCD355S*	DHCD505S*
Concrete Drilling Range	~10” (250mm)	~14” (355mm)	~20” (505mm)
Rated Voltage	220V	220V	220V
Rated Input Power	3380W	3780W	4380W
No-load Speed	650 rpm 950 rpm	450 rpm 750 rpm	260rpm 550rpm
Cable Length	3.5 meter	3.5 meter	3.5 meter
Net/Gross Weight	26/28 kgs	29/31 kgs	35/38 kgs