TKZM03-00-000
Railmac 1000mm Gauge Bogie
Track gauge
1000 mm
Axle load
23 t
Wheel diameter
650 mm
Center plate free height
488 mm
Minimum curve radius
≥50 m
Products and performance
The cast steel three-piece bogie for 1000mm metre gauge railways delivers a 21t axle load, 650mm wheel diameter and 35t maximum load per single bogie. It features a 508±10mm empty bogie height, 924±3mm wheel back-to-back distance and UIC510-2 compliant wheel tread, supporting a maximum running speed of 60km/h and a minimum curve radius of ≥50m. Built on proven bogie technology, it offers outstanding load capacity and impact resistance for heavy freight operations. Its rugged construction, high component interchangeability and convenient maintenance guarantee reliable performance and less downtime, making it a cost-effective option for metre gauge railway transport.
Specifications
TKZM03-00-000 General Information
The load capacity per single bogie is ≤35t, meeting heavy freight load requirements.
Axle load reaches 21t, suitable for heavy‑load working conditions.
It adopts a gauge of 1000mm, matching corresponding metre-gauge track infrastructure.
It is fitted with a wheel diameter of 650mm, ensuring reliable track contact during operation.
The wheel back-to-back distance is 924±3mm, complying with track gauge matching standards.
The maximum operating speed can reach 60km/h, realizing efficient freight transfer operation.
It can pass a minimum curve radius of ≥50m, adapting to tight curved track sections.
In summary: This bogie features ≤35t load capacity per bogie, 21t axle load, 1000mm gauge, 650mm wheel diameter, 924±3mm wheel back-to-back distance, 60km/h maximum running speed and ≥50m minimum curve radius. With 508±10mm empty bogie height and UIC510-2 compliant wheel tread, it delivers reliable performance for heavy‑load metre-gauge rail operations.
TKZM03-00-000 Installation Data
The load capacity per single bogie is ≤35 t.
The axle load is 21 t.
The gauge measures 1000 mm.
The wheel diameter is 650 mm.
The wheel back-to-back distance is 924±3 mm.
The empty bogie height is 508±10 mm.
The maximum running speed reaches 60 km/h.
The minimum curve radius of the track is ≥50 m.
The wheel tread complies with UIC510-2 standard.
Engine Performance Data Rated power of TKZM03-00-000
Load capacity per bogie – ≤35 t. Delivers 70t total capacity for a two-bogie consist, meeting heavy freight demands.
Axle load – 23 t per axle. Defines the bogie's static and dynamic loading capacity for heavy-duty service.
Track gauge – 1000 mm. Standard meter-gauge width, enabling operation on 1000 mm narrow-gauge railways.
Wheel diameter – 650 mm (new). Optimized for load distribution and reliable track contact on metre-gauge lines.
Center plate free height – 488 mm. Sets the vertical connection interface between the bogie and the carbody.
Wheel back-to-back distance – 924±3 mm. Ensures precise gauge matching and stable running performance.
Empty bogie height – 508±10 mm. Defines the unloaded vertical dimension for carbody interface matching.
Maximum running speed – 60 km/h. Realizes efficient freight transport operations on metre-gauge rail lines.
Minimum curve radius – ≥50 m. Capable of negotiating tight curves, ideal for sharply curved track sections.
Wheel tread – Complies with UIC510-2 standard, ensuring consistent wheel-rail contact performance.
In summary: This 70t metre-gauge welded bogie (TKZM03-00-000) is designed for 1000 mm gauge track, rated at 23 t axle load and ≤35 t load capacity per bogie. It features 650 mm wheels, a 488 mm center plate free height, 924±3 mm wheel back-to-back distance and 508±10 mm empty height. With a maximum running speed of 60 km/h and ≥50 m minimum curve radius, plus UIC510-2 compliant wheel tread, its welded frame structure delivers high strength and reliable performance for heavy-duty narrow-gauge freight operations.
TKZM03-00-000 Side view
TKZM03-00-000 Sectional view
TKZM03-00-000 Top view
Low oil Level Inclination Angle-Front Up
45 °
Low oil Level Inclination Angle-Back Up
45 °
Low oil Level Inclination Angle-Fuel Pump Side Up
45 °
Low oil Level Inclination Angle-Exhaust Side Up
45 °
Oil Sump Capacity-Upper Limit
14.2 L
Oil Sump Capacity-Lower Limit
12.4 L
Capacity of The Whole System
16.4 L
Scopes of Supply
General Identification reference
- Bogie Name: 70t Meter-Gauge Welded Bogie
- Drawing No.: TKZM03-00-000
Track Interface System gauge
- Track Gauge: 1000 mm
- Minimum Curve Radius: ≥50 m
Running Gear System wheels & axles
- Wheel Diameter: 650 mm
- Axle Load: 23 t
Carbody Connection System interface
- Center Plate Free Height: 488 mm
- Empty Bogie Height: 508±10 mm
Performance Parameters performance
- Load Capacity per Bogie: ≤35 t
- Maximum Running Speed: 60 km/h
Maximum Intake Manifold Temperature-Second Level
55 ℃
Maximum Intake Manifold Temperature-Three-Level
50 ℃
Intercooler Cooling Temperature-Second Level
25 ℃
Intercooler Cooling Temperature-Three-Level
20 ℃
Maximum Allowable Pressure Difference Before and After Intercooling-Three-Level
16.7 (125) kPa(mmHg)
Minimum Inlet Pipe Diameter Allowed-Three-Level
75 mm
Other Models
TKZM03-00-000Railmac 1000mm Gauge Bogie
1000mm
Axle load
23t
Free and high heart disk
710mm
Minimum curve radius
145m
Minimum curve radius
145m
TKZM01-00-000Railmac 1000mm Gauge Bogie
1000mm
Axle load
15t
Free and high heart disk
710mm
Minimum curve radius
145m
Minimum curve radius
145m
TKZ85M-00-000Railmac 1000mm Gauge Bogie
1000mm
Axle load
21t
Free and high heart disk
710mm
Minimum curve radius
145m
Minimum curve radius
145m
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01. What's the Standard Scopes of Supply?
With full ranges of emission standard from Euro 2 to Euro 7, Dongfeng Cummins producing 12 series automotive engines, started from 3.9 liter engine, to 15 liter engine, covering the power range of 125HP to 650HP.
Dongfeng Cummins automotive engine customize developing configurations for big vehicle OEMs in China, based on each of requirement, Dongfeng Cummins producing dozens of different configuration engines with same engine model number, which only SO-Shop Order will be different with each other, the SO number is the identify number of the engine configuration of each model.
Even with same engine model, different SO number engine can have very different configuration with each other, with different prices. Some of SO-Shop Order is not available for commercial market, such as restricted models (Usually for military specifications).
EMAC offering most common, cost effective models which also able to process the production in Dongfeng Cummins, which usually have following accessories as standard configuration.
Power OutPut
180 HP(132kW)
Max Torque
610 Nm
Displacement
5.9L
6 Inline
5.9L
Fuel System
Bosch Mechancial Pump
Emission Standard
Euro II
02. What's the Available Optional Items?
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03. What's the Modifiable Items and Scopes?
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04. Engine Parts & Recommended Wear and Tear Parts
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Chief Engineer
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