Dresser 650B 31t 1986-1996 - Technical data

Parameters and equipment

Download PDF Documentation

Choose and download the PDF documentation for free:

Dresser 650B 31t 1986-1996 - Product Description

Powertrain and Design

The Dresser 650B is a hydraulic crawler excavator equipped with a Mercedes OM 421 engine. This engine features six cylinders, direct injection, and delivers a maximum power of 153 kW. The maximum torque generated is 784 Nm at 1200 rpm. Combined with variable displacement hydraulics, the machine offers strong and effective operation. The working weight is approximately 31,000 kg, making it a robust tool for construction tasks.

Undercarriage and Hydraulics

The Dresser 650B features a hydraulic system with dual variable displacement pumps and one fixed pump. The maximum pressure reaches 4640 psi (32 MPa), ensuring high efficiency and productivity. The undercarriage includes 600 mm wide tracks designed for challenging terrain. Automatic disc brakes ensure safety during maneuvers in difficult conditions.

Operating Parameters

The Dresser 650B provides an impressive maximum reach of 11.51 m and a digging depth of 7.93 m. The breakout force of the excavator is 163 kN, allowing for effective task execution. The bucket capacity ranges from 0.72 m³ to 1.8 m³, offering great flexibility for various working tools. Additionally, the maximum torque and appropriate engine efficiency enable the machine to tackle diverse construction challenges.

Optional Equipment

The Dresser 650B offers a range of optional attachments and variants, such as different boom lengths, allowing for customization to meet specific operational needs. Available optional features include emergency shut-off systems and noise reduction kits, enhancing user comfort. The entire design aims to maximize productivity and save time during work.

Safety and Technical Data

The Dresser 650B incorporates multiple safety systems, including automatic disc brakes and oil pressure and engine temperature gauges. Technical parameters such as an operating height of 3.34 m and a width of 3.38 m provide suitable maneuverability and stability during operation. Additionally, the machine is equipped with particulate filters, positively impacting environmental protection.

show full description hide description

Technical data