Siemens VFD Drives

1. General Specifications of Siemens VFD Drives

1.1 Voltage & Power Range

- Low Voltage Drives (LV Drives)

- Single-phase: 200V-240V (up to 3 kW)

- Three-phase: 200V-240V / 380V-480V / 500V-690V (up to 6 MW)

- Medium Voltage Drives (MV Drives)

- Voltage Range: 2.3kV – 13.8kV

- Power Range: Up to 120 MW

1.2 Motor Compatibility

- Induction Motors (IM)

- Permanent Magnet Synchronous Motors (PMSM)

- Synchronous Reluctance Motors

1.3 Control Features

- V/F (Volts per Hertz) Control

- Sensorless Vector Control (SVC)

- Closed-loop Vector Control (CVC)

- Direct Torque Control (DTC)

- Regenerative Braking & Energy Recovery Options

1.4 Protection & Enclosure Ratings

- Ingress Protection (IP Ratings):

- IP20, IP21 (Standard Indoor)

- IP54, IP55, IP66 (Harsh Industrial Environments)

- Overload Capacity:

- Normal Duty (ND): 110% for 60s

- Heavy Duty (HD): 150% for 60s

1.5 Communication Protocols

- PROFIBUS / PROFINET (Standard for Siemens PLCs)

- Ethernet/IP

- Modbus RTU/TCP

- CANopen / Device Net

- BACnet (For HVAC Applications)

1.6 Special Features

✔ Automatic Motor Adaptation (AMA) for Quick Startup

✔ Built-in Harmonic Filter (Low THD Design)

✔ Safety Integrated (STO, SIL 2 / SIL 3, PL e)

✔ Energy-Saving Mode for Efficient Operation

✔ Integrated DC Link for Common DC Bus Systems

2. Popular Siemens VFD Models & Their Specifications

2.1 SINAMICS V20 (Compact & Basic Drive)

- Power Range: 0.12 kW – 30 kW

- Voltage: 1PH 200-240V / 3PH 380-480V

- Application: Basic applications – Fans, pumps, conveyors

- IP Rating: IP20

2.2 SINAMICS G120 (Modular & General Purpose)

- Power Range: 0.55 kW – 630 kW

- Voltage: 200V – 690V

- Application: Industrial automation, factory machinery

- Special Feature: Modular design (Control Unit + Power Module)

2.3 SINAMICS G120X (For Pumps & Fans)

- Power Range: 0.75 kW – 630 kW

- Voltage: 200-690V

- Application: HVAC, water/wastewater, infrastructure

- IP Rating: IP55/IP66

2.4 SINAMICS S120 (Servo & Motion Control)

- Power Range: 0.12 kW – 4.5 MW

- Voltage: 3PH 200-690V

- Application: CNC machines, robotics, motion control

- Special Feature: Multi-axis control, high-speed processing

2.5 SINAMICS Perfect Harmony GH180 (Medium Voltage Drive)

- Power Range: 0.2 MW – 120 MW

- Voltage: 2.3 kV – 13.8 kV

- Application: Oil & gas, mining, marine, power plants

3. Key Benefits of Siemens VFDs

✔ Energy-efficient motor control to reduce operating costs

✔ Advanced torque and speed control for precision applications

✔ Modular & scalable solutions for various industrial needs

✔ Seamless integration with Siemens automation systems

✔ Rugged design with high IP ratings for demanding environments

For detailed product specifications, visit the Siemens official website or check the respective product manuals. Let me know if you need specifications for a specific model! ????