Sennebogen telescoping cranes
673E Telescopic Crawler Crane
Lifting Capacity : 70t
Boom height : 36m
Engine capacity : 160kW
Weight: 70t
Engine
Output – 148 kW 1201 PS at 2000 rpm, 160 kW/218 PS at 2000 rpm
Direct injection, turbo charged, intercooler, reduced emission
Cooling – water cooled
Air filter – Dryair filter with precleaner, automatic dust discharge, main and safety element, pollution indicator
Fuel tank – 500L
Electric system – 24 Volt
Batteries – 2 x 110Ah, main switch
Hydraulic-system
- Load Sensing LUDV system for working functions and drive function
- Hydraulic pump – Variable displacement piston pump, swashplate type, load sensing regulation for parollel, independent operation of the working functions
- Pump regulation – Zero-flow regulation, flow on demand control – the pumps are only supplying the required oil, pressure cut off
- Oilflow up to 375L/min
- Pressure max. 330 bar
- Strong slowing function with extra sensitive steering
- Filtration – High-efficiency filtration with long-time change interval, SENNEBOGEN HydroCiean micro filtration with water seporotioo, optional
- Cooling – Large-sized cooling unit
- Hydraulic tank – 765L
- Steering – Proportional, hydraulically and precise control of the hydraulic functions, 2 servo joysticks for operating movements, additional functions through switches and foot pedals
- Safety valves for all hydraulic circuits
- High efficiency through well designed hydroulic valves and lines
- Pressure accumulator for lowering of attachments when engine turned off
- Central pressure test ports
- Safety valve for boom cylinder
- Safety valve for telescopic boom cylinder
Slewing drive
- Compact planetery reduction gear with hydraulic piston motor,
integrated brake valves - Parking brake – Multi-disc broke, spring-loaded
- Slew bearing – Strong ball bearing, sealed
- Slewing speed – 0-2 rpm, stepless
Undercarriage
Crawler undercarriage T73/410 with hydraulic extendable track gauge, strong welded construction. Each track is independently driven by planetary final drive. Spring loaded hydraulically releasable multible disk brakes as safety parking brakes. Maintenance-free track-type B6 with 700 mm triple bar shoes
Travel speed: 0-2, 7km/h, 2·speed motors. High traction force and good ground clearance
Uppercarriage
Design – Torsion resistent box type design precision machined, steel bushes for the boom pivot. Clear, very service friendly design, longitudinal installation of the engine
Working Equipment
- Design – Decades of experience and state-of-the-art computer simulation guarantee highest stability and durability
- Telescopic Boom – 4-section telescopic boom, hydraulic full power boom 11-36m
- Heavy Duty Jib – 1.5m length, lifting capacity 25t, adjustable (0′,20′,40′), fast and easy rigging, while not using it can be folded at the side of the mainboom
- Fly Jib – 8 m length, lifting capacity 10t, Integrated heavy-duty jib, adjustable (0′, 2O’, 40′), fast and easy rigging, while not using it can be folded at the side of the mainboom
- Fly Jib Extension – Up to 15m length (7 m extension), lifting capacity 4 t, adjustable (0′, 20′, 40′), to be transported separately
- Jib – 0.5 m length, lifting capacity 5t
- Hoist Winch – Axial piston hydraulic motor, planetary gear, Iinepull 50kN (4th layer), line speed 0-120 m/min, rope dla< 16 mm, 2nd hoist winch optional
- Safety Brake – Spring-applied multi disc brake
- Crane Safety – State-of-the-art safe load Indicator with graphic display via SENCON-Monitor, hoist limit switch, rope limit switch, pressure relief and safety check valves
- Cylinders – Hydraulic cylinders with high-grade seal and Guide System
Operators cab
| SENNEBOGEN maXcab resiliently mounted with sliding door, excellent ergonomics, air conditioning and heating with temperature setting, fresh air/circulating air filter, air suspended comfort seat, 360° visibility |
