DF7G Diesel Locomotive Parts With 12V240ZJ6 Diesel Engine ZD-109 Train Traction Motor

Product overview

DF7G diesel locomotive is an AC-DC electric drive internal combustion shunting locomotive, which is suitable for marshalling and shunting operations in large and medium marshalling yards. The locomotive is equipped with 12V240ZJ diesel engine, and the main parts can be interchanged with Dongfeng 4 locomotives and Dongfeng 5 locomotives, especially suitable for use with Dongfeng 4 locomotives. On the basis of Dongfeng 5 locomotive, the locomotive has been improved in generalization, serialization, modularization and standardization, and adopts the modular structure of outer corridor type body and frame bearing. The diesel engine adopts a stepless speed regulating device; the main drive system adopts two sets of excitation systems of PLC constant power excitation and power regulating resistance original excitation.

The locomotive auxiliary system adopts auxiliary electromechanical transmission technology, and the cooling fan and traction motor fan are driven by AC motor; the control system is equipped with a color liquid crystal display, which has the functions of data display, fault diagnosis, detection and recording.

We can offer its spare parts.

Product specification

Hengtairail Equipment Co., Ltd (hereinafter referred to as “Hengtairail”) was established by Mr. Wei, in 1999. He was as a vehicle engineer in the China Railway Chengdu Bureau. A professional engineer team and high-efficiency sales team have been built at present.

Hengtairail is certified and operating to the ISO9001:2015 management system. Products meet technical requirements China Railway Test & Certification Centre (CRCC), Association of American Railroads (AAR), International Union of Railways (UIC), etc.

Hengtairail is a global supplier of rail vehicle components & systems. Including casting, forging, and machining products.

Specific products include:

· Wheelset: axle, wheel

· Bearing & axle box

· Spring & vibration control system: steel spring, rubber spring, air spring, leveling valve, shock absorber, and other truck components

· Coupler & draft gear device

· Braking system that meets UIC & AAR requirements

· Passenger train facilities & equipment: window, handrail, luggage rack, seat, HVAC system, toilet, gangway, plug door, interior products

· Locomotive parts

Based on the cooperation of many reliable manufacturers, Hengtairail has lots of advantages, such as flexible delivery time & payment terms, convenient after-sales service, etc. Under those favorable conditions, clients’ procurement costs and risks can be controlled effectively. It’s beneficial for clients to purchase transnational.

After more than 20 years of development, relying on high-quality products and professional services, Hengtairail establishes a complete supply chain system and long-term good business relationships with clients who come from more than 30 countries and regions.

Safety is the forever theme of public transport. Fast and big capacity of passengers is the particularities of rail transport. That makes us have a higher requirement for safety. Therefore, Hengtairail will continue to carry out the manufacturing process and quality guarantee schedule strictly, offer excellent products to meet clients' needs, and become a comprehensive supplier of rail vehicle components with core competitiveness.