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CH 320

With a transport weight of less than 32 tons with rotary and kelly bar installed and self-erecting capability, the CH 320 can be easily transported, unloaded and put into operation in just a few minutes without the need for any external equipment. Despite its compact and lightweight design, this piling rig offers high torque performance, allowing users to complete drilling tasks that would normally call for a bigger equipment. The CH 320 features a winch pull down system (WPD) that allows for a kelly set-up as well as a Quick-CFA configuration. It shines for completing drilled shafts with the use of casings in areas with soft soil or where water is present, using the rotary drive to install casings up to 880 mm in diameter. Thanks to the versatility of the WPD system, the CH 320 can be used for the construction of CFA piles (up to 800 mm diameter), of displacement piles and soil mixing treatments (up to 17.5 m deep), as well as for the installation of micropiles.

TECH DATA

Diesel engine Cummins B4.5/ QSB4.5  (EU Stage V/EU Stage IIIA - US EPA Tier 4f / Tier 3)
Power rating 142 kW (190 HP)/ 2000 rpm 123 kW (165 HP)/2000 rpm
Max nominal torque 132 kNm 97,300 lbf*ft
Main Winch 120 kN 26,980 lbs
Operating weight WPD 31600 kg 70,000 lbs
 
WPD (Winch Pull Down)    
Max pull up force  160 kN 36,000 lbs
CFA    
Max pile diameter 800 mm 2’ 7”
Max pile depth 11 + 7 = 18 m 36’ 1” + 23‘ = 59’ 1”