Liugong 777A 8.4t 2017-2025 - Technical data

Parameters and equipment

Download PDF Documentation

Choose and download the PDF documentation for free:

Liugong 777A - Product Description

Powertrain and Design

The Liugong 777A is powered by a Perkins 1104D-44T engine with a gross output of 74.5 kW (101 hp) at 2200 rpm. This engine meets Tier 3 / Stage IIIA emissions regulations. The Carraro transmission enhances flexibility and efficiency, making the machine suitable for tough working conditions. The 777A can reach a maximum speed of 36 km/h, making it a versatile tool on construction sites.

Undercarriage and Hydraulics

The Liugong 777A offers a choice of two-wheel or four-wheel drive, allowing adaptation to various terrain conditions. The hydraulic system features an open circuit with a total flow of 143 L/min and a main relief pressure of 24 MPa. The use of a tandem gear pump and a priority valve ensures effective control and task execution. Additionally, the machine is equipped with a wet disc brake system for reliable stopping power.

Operating Parameters

The operating weight of the Liugong 777A is 8400 kg. The standard bucket capacity is 1.0 m³, while the backhoe bucket capacity is 0.2 m³. The maximum digging depth is 4440 mm, which allows for efficient earthmoving tasks. The machine also delivers excellent lifting performance, with a lift capacity of 30.2 kN and a breakout force of 59.3 kN.

Optional Equipment

The standard equipment of the Liugong 777A includes an open cab with ROPS/FOPS certification. An optional enclosed cab with air conditioning is available, as well as additional accessories like a hydraulic shear, vibratory tamper, or hydraulic hammer. Users can also choose a 4-in-1 bucket or telescopic boom to enhance the machine's versatility.

Safety and Technical Data

This machine is equipped with safety features based on the ROPS standard. It includes several sensors and safety measures to prevent damage during operation. The tank capacities are as follows: fuel tank 130 L, engine oil 7 L, and hydraulic oil 130 L. With a robust construction and modern technical solutions, the Liugong 777A ensures safety and efficiency in the most demanding construction conditions.

show full description hide description

Technical data