Liebherr RL46 Pipelayer

Category: Pipelayers ➔
Manufacturer: Liebherr ➔
Model: RL46 ➔

Boom

Overall Height

22,962.60 ft (6,999.00 m)

Brakes

Parking brake	Multi-disc brake wear-free automatically applied with neutral joystick position
Service brake	Hydrostatic (self-locking) wear-free

Dimensions

Boom Length	19.70 ft (6.00 m)
Ground Clearance	1.80 ft (0.55 m)
Height to Top of Suspended Cab	11.10 ft (3.38 m)
Length of Track on Ground	10.90 ft (3.32 m)
Overall Height	9.50 ft (2.90 m)
Overall Length	16.90 ft (5.15 m)
Overall Width	9.20 ft (2.80 m)
Track Gauge	6.90 ft (2.10 m)
Width Over Tracks	13.50 ft (4.11 m)

Drum

Cable diameter	0.80 in (2.03 cm)
Cable length	2,559.10 in (6,500.11 cm)
Drum Diameter	10.00 in (25.40 cm)
Drum length	11.00 in (27.94 cm)
Flange diamter	24.10 in (61.21 cm)
Hook block	2 sheaves
Hook speed (up, down)	65.70 ft/min (20.03 m/min)

Engine

Battery Amp Hours	2 x 180
Cooling system	Hydrostatic fan drive
Displacement	427.20 cu in (7,000.57 cu cm)
Engine Model	D 934 A7 Emission regulations EPA/CARB Tier 4f
Injection system	Direct fuel injection
Lubrication System	Pressurised lube system
Net Power	234.70 hp (175.02 kw)
Power Measured @	1900 rpm

Hydraulic System

Control valve	3 circuits expandable to 6
Controls	Single joystick for hoist winch and adjustable boom cylinder free all device of hook in case of danger. Further single joystick for counterweight
Filtration	Return filter with magnetic rod in the hydraulic tank
Hoist cylinder	Variable flow hydraulic pump
Hydraulic system	Load sensing (demand controlled)
Operating pressure	4060 psi
Pump Flow Capacity	63.50 gpm (240.35 lpm)
Pump type	Swash plate piston pump

Operating Specifications

Alternator Supplied Amperage	140 amps
Cooling System Fluid Capacity	13.50 gal (51.10 l)
Engine Oil Capacity	7.70 gal (29.14 l)
Fuel Capacity	113.60 gal (429.98 l)
Hydraulic System Fluid Capacity	29.40 gal (111.28 l)
Operating Voltage	24 volts
Operating Weight	76,720.90 lbs (34,800.06 kg)
Urea tank	13.30 gal (50.34 l)

Transmission

Final Drive Type	Combination spur gear with planetary gear double-sealed (duo cone seals) with electronic seal-integrity indicator
Max Speed - Reverse	2.50 mph (4.02 kph)
Steering	Hydrostatic
Transmission Type	Infinitely variable hydrostatic travel drive independent drive for each track

Undercarriage

Number of Carrier Rollers per Side	2
Number of Track Rollers per Side	8
Shoe Size	28.00 in (71.12 cm)

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