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6SL3210-1KE21-7AB1

Product Overview

The Siemens SINAMICS G120C (6SL3210-1KE21-7AB1) is a compact, high-performance 3-phase variable frequency drive (VFD) designed for industrial automation and machine control applications. It supports a 380–480 V AC 3-phase input and delivers 7.5 kW (10 HP) in Low Overload mode and 5.5 kW (7.5 HP) in High Overload mode.
This model includes an integrated EMC Filter (Class A) for conducted noise suppression, a Safe Torque Off (STO) safety function, and an embedded PROFINET communication interface. Engineered for compact installations, the G120C series offers robust reliability, ease of integration, and high energy efficiency for a wide range of automation tasks.


Electrical & Operational Specifications

Specification Details
Input Voltage 3-Phase 380–480 V AC (-20% / +10%)
Power Rating (Low Overload) 7.5 kW (10 HP) – 150% for 3 s / 110% for 57 s (300 s cycle)
Power Rating (High Overload) 5.5 kW (7.5 HP) – 200% for 3 s / 150% for 57 s (300 s cycle)
Output Current 17.5 A (Low Overload) / 13.5 A (High Overload)
Frequency Range 0–599 Hz
Switching Frequency Nominal 4 kHz (adjustable up to 16 kHz with derating)
Overload Capacity LO: 150% for 3 s / 110% for 57 s
HO: 200% for 3 s / 150% for 57 s
Control Modes V/f Control, Sensorless Vector, Torque Control
Integrated Safety Safe Torque Off (STO)
EMC Filter Integrated Class A Filter
Fieldbus Interface Embedded PROFINET Communication

Mechanical & Environmental

Specification Details
Enclosure Rating IP20 (Open Type / UL Open)
Frame Size FSB
Mounting Type Wall or Panel Mount
Cooling Method Forced Air
Approx. Weight ≈ 2.5 kg (5.5 lb)
Dimensions (H × W × D) 196 mm × 100 mm × 225 mm
Operating Temperature -10 °C to +40 °C (derating above 40 °C)
Installation Altitude Up to 1000 m (derating above 1000 m)
Humidity 5–95% non-condensing

Control & Communication

Specification Details
Digital I/O 6 Inputs / 2 Outputs
Analog I/O 1 Input / 1 Output
Relay Outputs 1 Form C Relay (programmable)
Safety Function Safe Torque Off (STO), SIL 2 / PL d Certified
Integrated Networks PROFINET communication support

Compliance & Ratings

  • IEC/EN 61800-3 (EMC)

  • IEC/EN 61800-5-1 (Safety)

  • UL / CSA / CE Certified

  • RoHS / REACH Compliant


Applications

  • Industrial motor control for pumps, conveyors, and fans

  • OEM systems and machinery requiring compact 7.5–10 HP drives

  • Control panels with integrated safety and network connectivity

  • General-purpose motion control and automation systems

Regular price $649.13
Sale price $649.13 Regular price
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  • Express Delivery
  • 12 Months Warranty
  • 7 Days Easy Replace
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  • Vendor:

    SIEMENS

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