NPK
GHD12
NPK
GHD12
Designed for mini and midi excavators, NPK PH series compact hydraulic breakers feature a unique design. Simplified operation and maintenance ensure greater productivity, lower costs and a longer service life.
Highlights:
- Suitable for excavators weighing 24 to 38 tonnes
- 146 mm chisel diameter
- Two blow frequency modes, up to 780 blows/min
- Enviro housing with vibration damping
- Simple design with fewer components and no side bolts
Hammer weight
2 060 kg
Excavator weight
24,000 - 38,000 kg
Impact frequency – MODE N
400 - 520 blows/min
Impact frequency – MODE H
650 - 780 blows/min
Oil flow
170 - 220 l/min
Compact hydraulic hammers
- Simple two-moving-parts design for reliability
- Gas charge valve - unique gaz-charge piston maximizes hammer efficiency
- Replaceable cylinder sleeves for easy, economical rebuilt
- Ports for automatic bushing lubrification and air for undewater use
- Anti-blank fire feauture for long hammer life
- Cushioning elements: absorb vibration and help protect the excavator’s boom and arm
- Quick-change tool system with single round retainer pin
- Variety of tools configurations available
- Selectable frequency: offers N and H modes to adjust the working rate
- Optional automatic lubrication: features ports prepared for installing an automatic lubrication system