PRONAR T780, Translation Of The Original Instructions, Page: 32 / 83

3.3
CONTENTS UNIT DATA
Maximum design speed
Hydraulic oil demand
km/h
l
40
68
- Technical specifications for a standard configuration with a spare wheel (no fenced platform, canvas cover or
frame)
-
The maximum speed of the trailer on public roads
is 30 km/h in Poland (pursuant to Road Traffic Act of June 20th 1997, art.
20). In the countries where the trailer is used, the limits stipulated by the road traffic legislation in force in a
given country must be observed. The trailer's speed must not, however, be greater than the maximum design
speed of 40 km/h.
TABLE 3.2 WEIGHTS OF SELECTED ADDITIONAL FITTINGS AND ACCESSORIES
ADDITIONAL FITTINGS AND ACCESSORIES UNIT DATA
Set of 800 mm wall extensions
frame + canvas cover + fenced platform
kg
kg
577
150
Using 800 mm wall extensions instead of 600 mm wall extensions increases the trailer's
weight by 106 kg.
3.2 CHASSIS
Trailer chassis consists of subassemblies indicated on figure (3.1A). Lower frame (1) of the
load box is a structure are welded from steel sections. The main support elements are two
longitudinal rails connected with crossbars. In the middle section and there are sockets used
for mounting of the tipping ram cylinders (7). In the rear section of the frame there is lights
support beam (3), to which mounted are primarily all electrical systems elements and the
license plate. Axles (2) are mounted on suspension with absorber springs using plates and U
screws - see figure (3.2A). Axles are made from square bars terminated with a pins, were
mounted on cone bearings are wheel hubs. These are single wheels, equipped with shoe
breaks activated through mechanical expander cams.
At the rear part of the frame there is it being terminated with ball pins. The support structure
of the upper frame and the interlocking method allows tipping of the load box to the side and
to the rear. Brackets for mounting of the upper frame are welded in the centre and on the left
and right side of the front beam of lower frame.
In the front part of the trailer there are front axle suspension elements: rotator, rotator frame