6SL3210-1KE21-3AF1 SINAMICS G120C 5.5kW AC Drive Class A Filter FSB | Siemens

The Original New Siemens 6SL3210-1KE21-3AF1 SINAMICS G120C 5.5kW AC Drive is a compact, high-performance variable frequency drive designed for precise motor speed control in industrial automation systems. Featuring integrated Class A EMC filter, built-in PROFINET fieldbus with EtherNet/IP support, and Safe Torque Off (STO) safety function, this drive delivers reliable performance for a wide range of applications including conveyors, pumps, fans, compressors, and mixers. Its compact FSB frame size and modular design with removable control board enable flexible installation and simplified commissioning.

Core Engineering Highlights:
5.5 kW (LO) / 4.0 kW (HO) output power | 3AC 380-480V +10/-20% input | 12.5 A (LO) output current | 0-550 Hz output frequency | Integrated Class A EMC filter | PROFINET with EtherNet/IP support | Safe Torque Off (STO) integrated | FSB frame size (196 x 100 x 203 mm) | IP20 / UL Open Type | 2.3 kg weight | -10°C to +40°C operating

Key Features:

• Original New Siemens 6SL3210-1KE21-3AF1 drive

• Low Overload (LO): 5.5 kW at 150% for 3s / 110% for 57s / 100% continuous

• High Overload (HO): 4.0 kW at 200% for 3s / 150% for 57s / 100% continuous

• Integrated Class A EMC filter for reduced electromagnetic emissions

• Built-in PROFINET fieldbus with EtherNet/IP support

• Safe Torque Off (STO) safety function — no additional external components required

• External 24V I/O interface: 6DI, 2DO, 1AI, 1AO, 1Mot_t

• Compact FSB frame size: 196 x 100 x 203 mm (H x W x D)

• IP20 / UL Open Type enclosure for control cabinet installation

• Integral keypad with LED display for local control

• Built-in brake chopper for dynamic braking

• Vector control and V/f control methods

• Card slot for cloning parameter sets for intuitive series commissioning

• Part of Totally Integrated Automation (TIA) — works optimally with SIMATIC controllers

• Active product lifecycle (PM300)

Applications:

• Conveyor belt speed control and material handling

• Mixer and agitator speed regulation

• Pump and compressor control

• Fan and ventilation systems

• Packaging machinery

• OEM machine automation

• Industrial process control

Technical Specifications:

System Compatibility:

• Siemens SIMATIC S7-1200 controllers via PROFINET

• SIMATIC S7-1500 controllers via PROFINET

• SIMATIC S7-300 / S7-400 controllers via PROFINET

• Third-party controllers supporting PROFINET or EtherNet/IP

• SINAMICS G120C series architecture

• Totally Integrated Automation (TIA) environment

Typical System Architecture:
3AC 380-480V Power Supply
↓
6SL3210-1KE21-3AF1 SINAMICS G120C Drive (FSB Frame)
│
├── PROFINET/EtherNet/IP → SIMATIC Controller (S7-1200 / S7-1500)
├── I/O Interface (6DI / 2DO / 1AI / 1AO) → Field Devices
├── Safe Torque Off (STO) → Safety Circuit
│
↓
Three-Phase Induction Motor (up to 5.5kW LO / 4.0kW HO)

Related Products:

• 6SL3210-1KE21-3AF1 – 5.5kW (LO) / 4.0kW (HO), Class A filter, PROFINET (current model)

• 6SL3210-1KE22-6AF1 – 11.0kW (LO) / 7.5kW (HO), Class A filter, PROFINET, FSC

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• 6SL3203-0CE21-8AA0 – Line reactor, 22.3A, 53W

• 6SL3202-0AE21-8CA0 – Output reactor, 18.5A, 0.080kW

• 6SL3255-0AA00-4CA1 – BOP-2 Basic Operator Panel

• 6SL3255-0AA00-5AA0 – SINAMICS G120 Smart Access Module

• 6SL3256-0AP00-0JA0 – Door mounting kit IP54/UL Type 12

• 6SL3054-7TH00-2BA0 – SINAMICS system software SD-Card 512 V4.7.14

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