The AB-4 petrol power unit is designed for power supply of track electric tools. Portable power units petrol AB-4 is an autonomous generator operating on petrol.
The petrol engine produces energy, which is converted by the generator into electric energy. This makes it possible to power electrical appliances even in a clear field, which is indispensable for repair work on the railway or laying new sections of track.
The main advantage of the AB-4 power station is that this power station supplies uninterrupted current to all the tools connected to it.
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