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⚙️ What is the extended SINAMICS G120 family ⚙️

SINAMICS G120 / G120C / G120X are modular and compact inverters designed for:

• control of three-phase AC motors

• applications requiring high mechanical and electrical robustness

• systems operating under critical environmental conditions

• dynamic loads and intensive duty cycles

They stand out for:

• wide power range

• high reliability

• native integration within Siemens architectures

🧩 Main product roots – SINAMICS G120 / G120C / G120X 🧩

The following 6SL32xx roots identify inverters and modules belonging to the extended power range of the G120 family:

👉 6SL3210 – Compact G120C / G120X inverters
👉 6SL3211 – G120 variants for higher power ratings
👉 6SL3220 – G120 heavy duty Power Modules
👉 6SL3223 – Versions with high overload capability
👉 6SL3224 – Modules for continuous dynamic loads
👉 6SL3225 – Robust industrial versions
👉 6SL3235 – Inverters for harsh environments
👉 6SL3243 – Versions for process lines
👉 6SL3244 – Modules for critical applications
👉 6SL3246 – Power Modules for intensive use
👉 6SL3255 – Multi-application heavy duty inverters
👉 6SL3256 – High-reliability modules
👉 6SL3260 – Upper range for complex industrial plants

➡️ Reference series: SINAMICS G120 / G120C / G120X

⚡ Common features of the extended G120 range ⚡

All models share:

• precise speed and torque control

• high overload capacity

• continuous operation in industrial environments

• compatibility with PROFIBUS / PROFINET / industrial I/O

• advanced diagnostics and fault management

• integration with SIMATIC PLC and SINUMERIK

They are designed to ensure production continuity even under severe operating conditions.

🏭 Typical applications of SINAMICS G120 / G120C / G120X 🏭

This family is widely used in:

• conveyors and material handling

• industrial pumps and fans

• process and treatment plants

• automated machinery

• production lines

• industrial HVAC

• heavy duty applications and dusty or humid environments

💡 Why the “extended power range” G120 are essential 💡

These variants make it possible to:

• cover higher power ratings with the G120 architecture

• handle variable loads and intensive cycles

• standardize the inverter across multiple machines

• simplify maintenance and spare parts management

• extend the service life of existing plants

They are often the ideal choice for retrofits and for plants that cannot afford downtime.

🔧 E-Repair services for SINAMICS G120 / G120C / G120X 🔧

E-Repair, the only Siemens Authorized Service Partner in Europe, offers:

👉 Repair in a Siemens-certified internal laboratory
🔧 Complete regeneration with functional testing
⚡ Advance supply of regenerated units for emergencies
💾 Parameter backup and configuration restore
🧼 Technological washing and decontamination
🩺 Fault diagnostics and preventive maintenance

All processes comply with the standards:

• BS 8001:2017

• AFNOR XP X30-901:2018

• ISO 14064-1

• E-Repair ESG guidelines

🚀 Conclusion 🚀

The SINAMICS G120 / G120C / G120X – extended power range family represents a robust and reliable solution for standard and heavy duty industrial applications.

Thanks to E-Repair support, these inverters continue to deliver performance, reliability, and production continuity, even in complex or aging plants.

🟢 Pillar Page article for the technical mapping of the Siemens SINAMICS G120 range – extended power variants