Siemens 6SL3210-1KE21-7AF1 Variable Frequency Drive
Siemens Variable Frequency Drive 6SL3210-1KE21-7AF1 Technical Specifications
| Brand | Siemens |
| Product Type | Variable Frequency Drive (VFD) |
| Model Number | 6SL3210-1KE21-7AF1 |
Siemens Variable Frequency Drive 6SL3210-1KE21-7AF1 - Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SINAMICS G120C rated power 3AC380-480V +10/-20% 47-63Hz low overload: 7,5kW at 150% 3s, 110% 57s, 100% 240s high overload: 5,5kW at 200% 3s, 150% 57s, 100% 240s integrated filter class A external 24V I/O interface: 6DI, 2DO,1AI,1AO, 1Mot_t Safe Torque Off integrated Fieldbus: PROFINET-PN Protection: IP20/ UL OPEN TYPE Size: FSB 196X100X203(HXWXD) |
| Product family | Not available |
| Product Lifecycle (PLM) | PM300:Active Product |
| Metal Factor | None |
| Net Weight (kg) | 3.000 Kg |
| Packaging Dimension | 255.00 x 260.00 x 125.00 |
| Country of origin | China |
The Siemens VFD Drive 6SL3210-1KE21-7AF1 is a high-quality variable frequency drive (VFD) from the SINAMICS G120C series, developed to deliver efficient motor control and energy savings in industrial automation. Compact in design yet powerful in performance, this drive is widely used in applications where precision, durability, and reliability are essential, such as conveyors, pumps, and fans.
The Siemens 6SL3210-1KE21-7AF1 VFD operates on a 3AC 380–480V input with a frequency range of 47–63 Hz. It provides 7.5 kW rated power in low overload mode (150% for 3s, 110% for 57s, 100% for 240s) and 5.5 kW in high overload mode (200% for 3s, 150% for 57s, 100% for 240s). The drive includes an integrated Class A filter and an external 24V I/O interface with 6 digital inputs, 2 digital outputs, 1 analog input, 1 analog output, and 1 motor terminal. For enhanced safety, it comes with Safe Torque Off (STO), while PROFINET-PN fieldbus connectivity ensures seamless integration with modern automation systems. Measuring 196 × 100 × 203 mm (HxWxD) and weighing 3.0 kg, the unit is housed in an IP20/UL open-type enclosure, making it easy to install in compact control panels. As part of the PM300: Active Product Lifecycle, it is fully supported by Siemens for long-term use.
The Siemens VFD Drive 6SL3210-1KE21-7AF1 is trusted across industries for reliable motor speed regulation, reduced downtime, and long-term energy efficiency. Its integrated safety features, robust overload handling, and communication flexibility make it suitable for demanding automation environments. Maintenance engineers benefit from its user-friendly setup, while students and technicians value it as a practical demonstration of advanced VFD technology. By selecting the Siemens VFD Drive 6SL3210-1KE21-7AF1, industries gain access to Siemens’ global engineering expertise, dependable performance, and a future-proof automation solution.
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