Variable Frequency Drive (VFD) / Frequency Converter · Frequency Converters & Drives
Siemens Marine SINAMICS G120 250kW 380V Marine is listed as a marine variable-frequency drive or frequency converter in the Frequency Converters & Drives / Variable Frequency Drive (VFD) / Frequency Converter category. Equipment of this class is typically installed in a switchboard, motor-control center, dedicated drive cabinet, or machinery-space panel serving the connected motor or electrical load. Its shipboard purpose is to electronically control motor speed, torque, starting, or electrical frequency for efficient and controllable machinery operation. The exact piping, electrical, control, foundation, and accessory arrangement depends on the vessel and the supplied configuration. The structured source data lists the following model-specific information: Leistung (kW) is listed as 250.0. Any differences from adjacent models in the same family, including rating, size, material, control, certification, or accessory differences not explicitly listed here, should be confirmed in the manufacturer documentation.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
Other models of the same equipment type, Siemens Marine first.
What our service work and the manufacturer documentation say about keeping this model running.
Check cabinet cleanliness, cooling airflow, fans, terminals, earthing, input and output alarms, event history, motor current, feedback signals, and communication status. Parameter changes and electrical measurements must follow the manufacturer's procedure and the vessel electrical safety rules.
Typical spares include approved cooling fans and filters, fuses, keypad or display units, control and communication modules, and critical power or interface components identified in the manufacturer spare-parts list.
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