Zetor Proxima 70 2012 Operator's Manual page 75

MAXIMUM PERMITTED VERTICAL STATIC LOADING OF HITCHES FOR TRAILERS AND SEMI-TRAILERS
Permitted
vertical
Hitch type
static
loading
736kg
3,000kg
Maximum weight of a coupled braked trailer or semi-trailer shall not exceed the value given on the type plate of the tractor
and value given in the MOT certificate of the vehicle. Maximum speed of the vehicle train is given by the maximum permit-
ted speed of the slower vehicle of the vehicle train.
TRANSPORT USE
Diameter
of the pin
Hitch type
(ball) of
the hitch
31mm
47mm
Permitted Diameter
vertical of the pin
static (ball) of
loading the hitch
3,000kg 80mm
1,200kg 32mm
74
Permitted
vertical
Hitch type
static
loading
fixed pin
2,000kg
Diameter
of the pin
(ball) of
the hitch
44.5mm