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⚙️ About SINAMICS G120C – Compact Frequency Converter by Siemens
The SINAMICS G120C is a compact, all-in-one frequency converter from Siemens designed for space-constrained applications that still require high performance, flexibility, and energy efficiency. Despite its small size, the G120C offers powerful functionality for controlling speed and torque in standard industrial motors.
With integrated safety features and flexible connectivity, the G120C is ideal for small to mid-range machines and is widely used in industries such as packaging, pumps, fans, compressors, and material handling.
🔧 Key Features of SINAMICS G120C
✅ Compact Design: Space-saving footprint for control cabinets
✅ Power Range: 0.55 kW to 132 kW
✅ Control Modes: V/f, V/f ECO, sensorless vector control
✅ Integrated Safety: Safe Torque Off (STO) – SIL2
✅ Built-in Communications: PROFINET, PROFIBUS, USS/Modbus RTU
✅ Efficient Cooling: Coated boards and push-through heat sink options
✅ Built-in Braking Chopper: Standard in most power ranges
🌐 Connectivity & Integration
🔌 Native support for TIA Portal, STARTER, and SINAMICS Startdrive
🔌 Integrated fieldbus interfaces (no need for extra modules)
🔌 Compatible with SIMATIC PLCs and HMI Panels
🔌 Remote diagnostics & parameterization via PROFINET
🛠️ Built-In Functionalities
| Feature | Benefit |
|---|---|
| Safe Torque Off (STO) | Protects personnel and equipment |
| Energy Optimization | Reduces power consumption during low load |
| Quick Commissioning | Predefined applications and wizards |
| Optional IOP Panel | Easy on-site configuration and monitoring |
🏭 Applications of G120C
✅ Industrial pumps and fans
✅ HVAC systems
✅ Conveyor belts and roller tables
✅ Packaging and textile machines
✅ General-purpose machinery
🚀 Why Choose SINAMICS G120C?
✔️ Small footprint, big performance
✔️ Simple installation & wiring
✔️ Global standards for safety and communication
✔️ Integrated braking and EMC filter
✔️ Affordable and robust for industrial-grade use
📦 Optional Accessories
🔹 Intelligent Operator Panel (IOP-2)
🔹 Line reactors / filters
🔹 Braking resistors
🔹 SD card for parameter backup
🔹 Ethernet/PROFINET connectors
