An alternator (also called silicon-rectifier generator or AC generator) is the core component in a construction machinery engine's electrical system, responsible for generating electrical power while the engine runs—supplying power to lighting, instruments, air conditioning, ECUs, working-device solenoids, and other electrical consumers, while simultaneously charging the battery for the next start . Modern construction machinery universally adopts integral alternators with built-in IC voltage regulators—comprising a stator, rotor, rectifier bridge (diode assembly), carbon brushes and slip rings, and a voltage regulator—driven by the engine crankshaft via a belt, with output voltage and current self-adjusting to rotational speed to ensure stable power supply across all operating conditions .
Alternators across different XCMG models, model years, and engine platforms (Weichai WP10/WP12/WP7/WD615, Cummins, Shangchai, Yuchai, etc.) are often not interchangeable—do not replace across models based solely on the part number 612600090506 or the generic product name ("alternator"). It is recommended to attach photos of the old part or the engine nameplate information when placing an order for precise matching.
Material Description:
612600090506 Generator (spare parts)
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