/Portals/6/Uploads/Images/2017/7-24/636364895728777985.png

DAS Maintenance Machine of Catenary

The machine is mainly used for construction operation, daily maintenance, rescue and other operation of the railway CATENARY. It can also be used as a traction car to carry out immediate repair operation of the CATENARY while being connected with other vehicles. It is a four-axle working car using hydraulic and mechanical drives; its rated engine power is 247kW and the maximum traveling speed is 100km/h. The vehicle is mounted with a hydraulic lifting and slewing operation platform able to achieve lifting and 120° slewing to left or right through double acting cylinder. It can also provide the operation space for six or seven operators at the same time on the platform. The rear end of the vehicle is mounted with a crane used for hoisting tools and equipment to the operation platform. The vehicle can be optionally equipped with wire tightening post and CATENARY detection unit.

Main Technical Parameters of the Car

Track gauge: 1435 mm

Wheel diameter: φ840 mm

Axle arrangement: 1A-A1

Engine power: 247kW

Minimum negotiable curve radius: 100 m

Kerb weight: about 40t Maximum traveling speed: is 100 km/h

Drive mode: hydraulic-mechanical drive (including coasting self-lubricating system)

Brake mode: air brake and hand brake

Overall dimensions (length x width x height): 14940mm x 3260mm x 4547mm

Clearance: in line with GB 146.1 Locomotive & Rolling Stock Gauge for Standard Gauge Railways

Hydraulic lifting and slewing operation platform

Platform overall dimension (length x width): 5500mm x 1750mm

Maximum working height (platform floor to rail top): 6800mm

Slewing radius of the working car platform: 4500mm

Maximum loading capacity of the platform slewing center: 1000kg

Maximum loading capacity of the front end platform: 300kg

Slewing angle of the platform: ± 120。

Wire support unit (length x diameter): 1200mm x φ70mm

Wire positioning range: ± 600mm

Railing height of the platform: 1100mm folded railings