Junttan PM 25HLC
Boer B.V.
This Junttan PM 25HLC of Boer B.V. from Meerkerk (NL) is an old rig of Heikade. This piling rig was used to drive concrete piles on a construction site in Amsterdam (NL).
The undercarriage is 5.7 meters long and 4.4 meters wide. For the transport over the road the tracks will be retrackted to a 3.4 meter width. The transport mass without hammer and counterweight is around 51 tonnes.
Here is a Junttan HHK 7A hydraulic hammer used, a hammer with a ram weight of 7 tonnes and an overall weight of 11.2 tonnes. The maximum capacity are 100 blows per minute.
The piling rig is powered by a Cummins QSM 11 engine with 376 hp. The two hoist winches do have a capacity of 10 tonnes, the auxiliary winch 5 tonnes.
The leader has a maximum length of 26.65 meters, it is possible to drive piles up to a 26 meter length with it. The piling rig is here in operation with a 20.65 meter long leader. The leader itself is 4 meters extendable, and can reach a maximum height of 30.65 meters.
The counterweight is 1.5 meters extendable and has a maximum tailswing of 5.7 meters. The counterweight weights 8 tonnes.
Boer B.V. owns a second Junttan PM 25.