Modular general-purpose drive
SINAMICS G120
A modular drive platform combining a control unit and power module for flexible machine and process applications, communication and integrated safety options.
Selected when a project needs more communication, safety, control flexibility or serviceability than a basic compact drive.
Request exact article number Selection is confirmed against motor, I/O, network and destination data.
Technical parameters
Selection data
These values describe the product family and the decisions behind selection. The exact datasheet is tied to the complete Siemens article number.
ParameterFamily rangeEngineering note
Power range0.55–250 kW portfolioPower module, voltage class and overload class determine the usable rating.
ArchitectureControl unit + power moduleSelect the CU for I/O, protocol and safety; select PM for line and motor duty.
SupplyMultiple three-phase voltage classesConfirm supply tolerance, earthing system and short-circuit conditions.
CommunicationPROFINET, PROFIBUS and other optionsProtocol availability depends on the control unit.
SafetySTO standard; extended functions by configurationSafety design requires a machine risk assessment and validated safety circuit.
CommissioningStartdrive / TIA Portal and operator panelsCapture motor data and application macro before parameterization.
Common search questions
Quick answers for SINAMICS G120.
Family guidance narrows the request. The exact Siemens article number remains the final commercial and technical identity.
What is SINAMICS G120 best suited for?
Selected when a project needs more communication, safety, control flexibility or serviceability than a basic compact drive. Typical applications include material handling, industrial pumps, process fans.
Which information is required to select SINAMICS G120?
Start with motor and load data, supply and earthing system, overload and braking cycle, protocol and i/o list. Final ratings and accessories are confirmed against the full article number and current manufacturer data.
Can SINAMICS G120 be quoted from a model name only?
A model name identifies a family, not always the exact hardware. Honghao checks the complete article number, electrical data, options, accessories, lifecycle status, quantity and destination before confirming the offer.
Good fit
Use it when
- Conveyors and material handling
- Pumps, fans and compressors
- Mixers and process machinery
- Machines needing PROFINET integration
Selection limits
Check before specifying
- A G120 BOM is incomplete without compatible CU, PM and accessories
- Dynamic multi-axis servo tasks may favor S120
- Exact ratings, functions, approvals and lifecycle status depend on the complete Siemens article number and firmware. Honghao confirms these against the requested BOM before quotation.
Strengths
Why this family
- Modular serviceable architecture
- Integrated communication options
- Drive-based safety functions
- Broad general-purpose power range
Typical BOM
Accessories
- Control unit and power module
- BOP-2 or IOP-2 operator panel
- Memory card
- Line reactor/filter and output components
- Braking resistor or regenerative module
Application data
What to send
- Motor and load data
- Supply and earthing system
- Overload and braking cycle
- Protocol and I/O list
- Safety functions and cabinet environment
Technical basis
Manufacturer data remains the final reference.
Honghao uses family-level guidance to structure the enquiry. Final ratings, options, certificates and lifecycle status are checked against the exact article number and current manufacturer documentation.
Typical applications
Where it is used
RFQ checklist
Get a usable quotation
Send the full article number if it is a replacement. For a new application, send the project data listed above, quantity, destination country and required delivery date.
Send BOM or application dataExact configuration