SINAMICS G120C | Siemens | 6SL3 210-1KE21-3UF1 6SL3210-1KE21-3UF1 SINAMICS G120C Rated Power

Product Description: Siemens 6SL3210-1KE21-3UF1

The Siemens 6SL3210-1KE21-3UF1 is a compact frequency inverter from the SINAMICS G120C series, designed for controlling the speed of 3-phase induction motors in industrial applications. It provides a rated output power of 7.5 kW and a rated current of 15 A at 3-phase 400 V AC input. The G120C inverter is equipped with energy-saving features and control modes including V/f and Sensorless Vector Control (SVC), making it suitable for applications such as pumps, fans, conveyors, and compressors. It also supports various fieldbus communication options for integration into industrial automation systems.

Key Features

• Power Rating: 7.5 kW (approx. 10 HP)
• Input Voltage: 3-phase 380–480 V ±10%, 47–63 Hz
• Output Current: 15 A
• Control Methods: V/f, Sensorless Vector Control (SVC)
• Integrated Features: Energy- saving functions, braking chopper, motor parameter identification
• Interfaces: RS485 (USS/Modbus RTU), digital and analog I/O, optional fieldbus modules
• Cooling: Internal fan cooling with IP20 enclosure
• Configuration: Via SINAMICS Startdrive in TIA Portal or IOP/IOP-2 panel

Technical Specifications

• System Series: SINAMICS G120C
• Module Type: Frequency Inverter
• Input Voltage: 3-phase 380–480 V ±10%
• Output Power: 7.5 kW
• Output Current: 15 A
• Control Methods: V/f, Sensorless Vector Control (SVC)
• Communication Interface: RS485 (USS/Modbus RTU), I/O
• Braking Unit: Integrated
• Cooling Method: Internal fan
• Protection Class: IP20
• Dimensions (W × H × D): Approx. 149 mm × 184 mm × 150 mm
• Operating Temperature Range: -10 °C to +50 °C (derating above +40 °C)
• Certifications: CE, UL, cULus, RoHS

Application Areas

• Speed-controlled drives for pumps, fans, and compressors
• Conveyor systems and material handling equipment
• General-purpose motor control in industrial automation systems
• OEM machine control for varied industrial applications

Advantages

• Compact and versatile design for various industrial environments
• Reliable motor control with energy- saving features
• Integrated braking functionality for dynamic load applications
• Easy configuration and integration using TIA Portal or optional operator panel