25 ton truck crane ZTC250A552/ZTC251V552/ZTC251E552/STC250/STC250H/QY25K5D/QY25KC/QY25K5A

Configuration and function comparison between QY25H and ZTC251V:
1 Boom system 42m main boom system and 8m jib (same as ZTC251V552)
2 Turntable system Turntable main body, counterweight, lifting mechanism, slewing mechanism, heating and cooling air conditioning, rotating canopy (Same as ZTC251V552)
3 Outrigger system The outrigger section and vertical cylinder bore and rod diameter are the same as ZTC251V5;
Push-pull foot board (same as QY25V552 foot board)
4 On the car electrical use 4.0 computer, with three-color light, no IECO
5 Chassis electrical standard reversing image
6 Hydraulic system Based on ZTC251V5 system, standard gear pump, integrated valve system
7 Control room Adopt QY series control room, equipped with 4.0 color computer
8 Cab assembly 4.0 Cab, permitted to drive 2 people (same as ZTC251E552)
9 Engine system WP7.300+9JS119 synchronous gearbox (same as ZTC251V5)
10 Suspension system Front leaf spring + rear rubber suspension (same as ZTC251V5)
11 Wheel assembly Standard 12R22.5-18PR, optional 11.00R20-18PR. To
12 Frame assembly Frame section is consistent with ZTC251V5 section
The low front leg layout of QY25V5 is used