6SL3210-1KE21-7AF1

Siemens 6SL3210-1KE21-7AF1 – frequency inverter

The Siemens 6SL3210-1KE21-7AF1 is a SINAMICS G120C compact frequency inverter designed for efficient industrial motor control and automation applications. It combines compact dimensions, integrated safety functions and advanced motor control capabilities, making it ideal for modern production systems.

The drive provides reliable speed regulation, energy-efficient operation and seamless integration into Siemens automation environments.

Technical overview:
• Series: SINAMICS G120C
• Product type: frequency inverter / VFD
• Model: 6SL3210-1KE21-7AF1
• Input voltage: 3-phase 380–480 V AC
• Output power: 7.5 kW
• Output current: 17.5 A
• Control modes: V/f, FCC and sensorless vector control
• Communication: PROFINET / PROFIBUS (depending on configuration)
• Safety function: Safe Torque Off (STO) integrated
• Protection class: IP20
• Mounting: cabinet installation

Key technical details:
• Compact space-saving design
• Integrated STO safety functionality
• High-efficiency motor control
• Fast commissioning and parameter setup
• Optimized energy consumption
• Integrated diagnostics and monitoring functions
• Reliable operation in demanding industrial environments

Typical applications:
• Conveyor systems
• Pumps and fans
• Packaging machinery
• Material handling equipment
• Production lines
• Industrial automation systems

About the manufacturer:
Siemens is a global leader in industrial automation, drive technology and digital manufacturing solutions.