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


  • Contact Us
  • (Zhuzhou) TEL:+86 731 2849 2157 FAX: +86 731 28491 394
  • (Hongkong) TEL: +852 2189 7268 FAX: +852 2189 7298
  • EMAIL: overseas@csrzic.com
  • ADD: Shidai Road,Shifeng District,Zhuzhou,Hunan,P.R.C ZHUZHOU
  • Postcode: 412001

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