Chongqing Hengtairail Equipment Co.,Ltd.
Global Rolling Stock Parts Supplier
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Product overview
As one of the important components of diesel locomotives, the gearbox's function and safety performance directly affect the overall running state of the diesel railcar.
YB310 series Automatic hydraulic transmission consists of one hydraulic torque converter and one integral box-type multi-shift power shift gearbox, which could achieve front and rear axle drive.
If torque converter combined with gearbox, the connection between torque converter and engine could be direct connecting, that is connecting to engine flywheel with diaphragm; separate connecting is optional too, according to SAE, DIN standard or the agreed size, connecting the torque converter and engine with mechanical flange and cardan joint.
It is applied to railway engineering vehicle, railway maintenance vehicle, etc. It has been exported to Taiwan, South Korea, India, etc.
Product description
| S.No. | Item | Value |
| 1 | Type | 310kW Railway Vehicle Hydraulic Gear Box |
| 2 | Weight | around 1,200kg |
| 3 | Model | YB310 |
| 4 | Brand | Advance |
| 5 | Max. input power | 310 kW |
| 6 | Max. input speed | 2500r/min |
| 7 | Max. input torque | 2750 N·mm |
| 8 | Max. output torque for PTOs | Total 1000 N·mm (2 PTOs) |
| 9 | Oil capacity | Around 45 L |
| 10 | Speed ratio | F1/R1=5.680 |
| 11 | F2/R2=2.532 | |
| 12 | F3/R3=1.058 | |
| 13 | Max. efficiency | 83% |
Automatic hydraulic transmission is applied to railway engineering vehicle, railway maintenance vehicle, etc. It has been exported to Taiwan, South Korea, India, etc.