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Crawler Crane


The crawler cranes are used for multifarios functions. For this reason a lot of special maschines as grabs, leaders, ... are used. These machines are supplied and controlled by the crawler crane. All functions are controlled by the MULTI CONTROL PLC from Bernecker and Rainer.


Technical Datas


Motors
Winches

Hydraulic
Caterpillar from 127kW(173hp) up to 560kW(761hp)
Crane winches from 58kN up to 185kN
Free fall winches from 75kN up to 350kN
hydraulic pumps for winches, crawling gear, slewing gear, luffing cylinder and track extending

Electronic Control System

The electronic control system controls, locks and reports all working, security and control - functions. All important data are displayed on a LCD screen. All faults will be displayed if they occur.

The control of the hydraulic proportional valves is done with the intellegent output stage PMV4. These card is used for the steering of the hydraulic valves and pumps. It owns:
- 4 PWM current output stages
- 1 analog input
- 1 serial interface RS232


Home Control System