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Merlo R 50.21 S

Designation: R 50.21 S

Maximum lifting capacity: 4,950 kg
Maximum lifting height: 21,000 mm
Maximum outreach: 17,900 mm
Length to equipment carrier: 6,830 mm
Width: 2,430 mm
Height: 3,070 – 3,120 mm
Total weight with forks: 15,800 kg
Total weight without forks: 15,630 kg
Engine: 4-cylinder FPT NEF
Displacement: 4.5 l
Water-cooled
Power: 125 kW (170 hp)
Emission standard: Stage V
Oxidation catalyst and SCR catalyst with AdBlue injection, as well as diesel particulate filter (DOC + SCR + DPF)

Hydrostatic drive
- Pump: electronically controlled with variable output
- Motor: variable displacement motor
Hydraulic oil: mineral, HVI 46
EPD base for electronic control of engine rpm and drive, including automatic rpm increase via joystick

Transmission: 2-speed, electrohydraulically controlled
Vmax = 1st/2nd gear = 11 / 20 km/h

Cabin: enclosed
- Split door
- 360-degree all-round visibility
- Adjustable seat with lap belt
- Heating
- Wipers for front, roof, and rear windows
- Sun blind
- 5x1 electronic joystick with capacitive release, incl. direction switch
- Second electronic joystick integrated in left armrest V3520

Safety system: fully electronic control of all functions (ASCS)
Telescopic boom: 4-section, chain-proportionally extendable
Attachment carrier: Quick-change system type “ZM2”, hydraulically controlled from the cab

Level compensation: hydropneumatic
- Automatic and manual control
Outriggers: 4, individually operable
- Functions: extending and lowering
Slew ring: infinitely rotatable, double ball-bearing-mounted

Steering: hydraulic
- 3 steering modes: All-wheel, front-wheel, crab steering
Drive: permanent all-wheel drive
Axles:
- Front: rigid/manual adjustment
- Rear: oscillating with automatic locking
Lodpfxordy Dcs Aacoah

Brakes: disc brakes on all 4 drive shafts
Automatic parking brake when engine stops

Chassis: high-strength steel construction

Hydraulic system:
- Load-sensing pump
- Total flow: 138 l/min
- Working pressure: 250 bar
- Flow-sharing control block
- Mineral hydraulic oil HVI 46

Electrical system:
- 12 V
- Battery: 160 Ah
- Alternator: 120 A

Stabilization control: computer-assisted (ASCS system) with permanent monitoring and display indication; warning and shutdown in case of overload

Tyres: 18-22.5
Platform preparation: ex works, including electric pump for emergency lowering

Standard equipment:
- 3x 12V auxiliary power outlets, 2.9 A at boom head
- Preparation for continuous hydraulics at boom head
- V2002: preparation for attachments with load limiter
- V0400: platform preparation
- V0404: preparation for radio remote control function
- V0420: preparation for SPACE platform
- Storage option for toolbox (uppercarriage)
- V1000: towing bracket (not for public road use; standard in combination with V1901/V1903)
- V2510: radio preparation
- V1550: LED beacon on cabin roof
- Lashing eyes for safe transport securing
- 2 hydraulic connections at boom head
- Electric connection cable in boom
- Road lighting
- Acoustic signal when reversing
- Load protection guard on equipment carrier
- Lift cylinder support for securing

LED work lights on cab (2 front, 2 rear)
Rear-view camera for machines with ASCS/CDC system (display via ASCS/CDC monitor; ASCS/CDC upgrade V0309 or V0309A,B,C may need to be ordered separately)
Holder (new version) for transport on Roto machines for winches A2765, A2766, A2769

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