DF4 Installation & Renewal Wagon of Catenary
The wagon is a special vehicle for catenary setting and stretching of electrified railway. It has no power. During operation, it is connected with CATENARY working car to form the working car train set and can be used for erection, routine maintenance and accident rescue operations of the catenary and carrying cable. During catenary setting and stretching, it can cause the wire and carrying cable to produce certain setting and stretching tension, and the catenary and carrying cable can be raised and supported to their respective required height by using the platform.
Main Technical Parameters of the Car
Track gauge: 1435 mm
Wheel diameter: φ840mm
Dead weight: 22t
Minimum negotiable curve radius: 100m
Maximum traveling speed: 120km/h
Brake mode: air brake and hand brake Overall dimensions: 13938mm x 3140mm x 3750mm
Clearance: in line with GB146.1-1983 "Locomotive& Rolling Stock Gauge for Standard Gauge Railways"
OCS unrolling unit
Number of rack: 3
Number and pin diameter of reel: φ75 mm andφ55 mm (3 pieces each)
Center height of the reel pin (from the vehicle floor): 1406mm
Maximum diameter of reel: 1600mm Distance between reel pin centers: 2700mm
Maximum setting and stretching tension: 5kN