Liebherr RL46 Pipelayer Specs

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

Boom

Liebherr RL46 Pipelayer Boom specifications
Overall Height	22,962.60 ft (6,999.00 m)

Brakes

Liebherr RL46 Pipelayer Brakes specifications
Parking brake	Multi-disc brake wear-free automatically applied with neutral joystick position
Service brake	Hydrostatic (self-locking) wear-free

Dimensions

Liebherr RL46 Pipelayer Dimensions specifications
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

Liebherr RL46 Pipelayer Drum specifications
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

Liebherr RL46 Pipelayer Engine specifications
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

Liebherr RL46 Pipelayer Hydraulic System specifications
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

Liebherr RL46 Pipelayer Operating Specifications 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

Liebherr RL46 Pipelayer Transmission specifications
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

Liebherr RL46 Pipelayer Undercarriage specifications
Number of Carrier Rollers per Side	2
Number of Track Rollers per Side	8
Shoe Size	28.00 in (71.12 cm)

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon