1.Traveling system The closed circuit hydraulic traveling system consisting of electro-proportional variable pump ,Website: ,hydraulic control variable motor and flow distribution Vale can gain relatively ,high drive speed and relatively low and stable move speed ,the system workshop efficiently and generates less heat 2.power and gas supply in platform As per the requirement Oscar users ,the platform can be equipped with AC380v power and compressed air pipe to meet the user’s special requirement 3.Complete safety devicesStandard configuration include four-link weighing devices ,overload protection ,automated detection device for detecting platform amplitude and height (automatic amplitude limiter ).automatic control of the movement speed of the boom and travelling speed ,and high precision load sensor ,to ensure the safety and stability in all directions 4.larger lift capacity The boom is made of high strength steel and has sufficient strength and capacity of preventing from flexural deformation by adoption of modern design tools such as finite element analysis and dynamic simulation ,the boom meets the lightweight design requirements and has much larger working radius and larger lift capacity .5.patented socket tow chain mechanism tThe tow chain mechanism ,which obtains a patent for invention ,can prevent the pipes and cables from confusion or fracture due to the deflection & deformation of the boom and the excessive deflection of the cantilever tow chain mechanism to ensure the reliable operation of me machine Technical parametersType HTBZ-30 HTBZ -32Z HTBZ-36 HTBZ-38Z HTBZ-39 HTBZ-42Z HTBZ-46Z Max Working height (m) 32.1m 33.88m 38.34m 40.1m 41m 43.7m 47.7m Max Platform height (m) 30.4 32.18 36.64 38.4 39.3 42 46 Max Working radius (m) 22.86 24.58 20.5 22.9 21.5 23 23.4 Lift  capacity      (non-restricted) 340 230 340 230 260 230 230 Length (stowed)(m) 13 14.13 13 14.1 13.9 13.65 13.266 Width(stowed)(m) 2.49 2.49 2.49 2.49 2.49 2.49 2.8 Height(stowed)(m) 3.08 3.08 3.08 3.08 3.25 3.25 3.13 wheelbase(m) 3.66 3.66 3.66 3.66 3.96 3.96 4.2 Ground-clearance 430mm 430mm 430mm 430mm 430mm 430mm 430mm Platform measurement 2.44*0.91 2.44*0.91 2.44*0.91 2.44*0.91 2.44*0.91 2.44*0.91 2.44*0.91 Travel speed(stowed) 5.4 5.4 5.4 5.4 4.4 4.4 4.4 Travel speed      (raised or extended) 1.1 1.1 1.1 1.1 1.1 1.1 1.1 Gradeability -stowed 40% 40% 40% 40% 40% 40% 40% Solid tire 12.00-20 12.00-20 12.00-20 12.00-20 12.00-20 12.00-20 12.00-20 Swing speed 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp Turntable swing 360. Continuous Platform leveling Automatic leveling Platform rotation   +-80 Fuel tank capacity 151L 151L 151L 151L 151L 151L 151L Total weight(KG) 18500 18660 1938 19510 20600 20900 22100 voltage 24V 24V 24V 24V 24V 24V 24V Drive &steering type 4*4*4 4*4*4 4*4*4 4*4*4 4*4*4 4*4*4 4*4*4 Engine Cummins B3.3-C80 Rated power 45KW/2200RMP Type HTBZ-16 HTBZ-18 HTBZ-21 HTBZ-23 HTBZ-25 HTBZ-27Z HTBZ-28 HTBZ-29Z Max Working height 17.7(m) 19.7(m) 23.18(m) 24.68(m) 26.9(m) 28.4(m) 29.8(m) 31.3(m) Max Platform height 16(m) 18(m) 21.48(m) 22.98(m) 25.2(m) 26.7(m) 28.1(m) 29.6(m) Max Working radius   14.3(m) 16.5(m) 19.7(m) 20.8(m) 21.9(m) 23.4(m) 20.1(m) 21.2(m) Lift capacity      (non-restricted) 250(kg) 250(kg) 340(kg) 250(kg) 260(kg) 200(kg) 260(kg) 230(kg) Length (stowed)(m) 7.8 8.4 9.98 11.08 11.36 12.46 12.4 13.5 Width(stowed) 2.49(m) 2.49(m) 2.49(m) 2.49(m) 2.79(m) 2.79(m) 2.98(m) 2.98(m) Height(stowed)(m) 2.6 2.6 2.7 2.8 2.8 2.8 2.8 2.8 wheelbase(m) 2.5 2.5 2.8 2.8 3.0 3.0 3.5 3.5 Ground-clearance 330(mm) 330 440 440 430 430 430 430 Table size(m) 1.83*0.76  1.83*0.76 1.83*0.76 1.83*0.76 2.44*0.91 2.44*0.91 2.44*0.91 2.44*0.91 Travel speed(stowed) 6.3km/h 6.3km/h 6.3km/h 6.3km/h 5.3km/h 5.3km/h 5.3km/h 5.3km/h Travel speed(raised or extended) 1.1km/h 1.1km/h 1.1km/h 1.1km/h 1.1km/h 1.1km/h 1.1km/h 1.1km/h Gradeability -stowed 30% 30% 30% 30% 30% 30% 30% 30% Solid tire 33*12-20 33*12-20 10.00-20 10.00-20 12.00-20 12.00-20 12.00-20 12.00-20 Swing speed 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp 0~1/3rmp Turntable swing 360 continuous Platform leveling Automatic leveling Platform rotation +-80 Fuel tank capacity 151L 151L 151L 151L 151L 151L 151L 151L Total weight(kg) 10000 10500 13400 13540 15500 16400 16600 16800 voltage 12v 12v 24v 24v 24v 24v 24v 24v Drive &steering type 4*2*2 4*2*2 4*2*2 4*2*2 4*2*2 4*2*2 4*2*2 4*2*2 Engine Cummins B3.3-C80 Rated power 45kw/2200rmp