Power module for frequency converter | 4kW | 380-480V | 3F | IP20 | 6SL3210-1PE21-1UL0 Siemens
Code: 6SL3210-1PE21-1UL0Siemens SINAMICS PM240-2 power module – a high-quality frequency converter power block designed for reliable control of three-phase electric motors. It ensures optimal energy utilization and is ideal for both industrial systems and commercial equipment where precise motor operation control, protection, and efficiency are essential.
The 6SL3210-1PE21-1UL0 features a compact design, integrated overload protection, and a wide operating range, making it one of the most reliable solutions for engineers, electricians, and end users who seek durability and dependability.
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Technical Specifications
Input: 3 AC, 380–480 V ±10 %, 47–63 Hz
Output: 3 AC, 400 V IEC / 480 V NEC
Power:
• LO (Low Overload): 4.0 kW / 5 HP
• HO (High Overload): 3.0 kW / 4 HPRated current:
• LO: 10.2 A
• HO: 7.7 AMax. output current: 15.4 A
Frequency range:
• Vector control: 0–200 Hz
• V/f control: 0–550 HzEfficiency: η = 0.97 | cos φ = 0.95 | PF λ = 0.85
Overload capacity:
• LO: up to 150% short-term load
• HO: up to 200% short-term loadEnvironmental conditions:
• Operating temp.: –10 … +40 °C (LO) / up to +50 °C (HO)
• Humidity: up to 95% (non-condensing)
• Altitude: up to 1000 mInstallation and connections:
• Screw-type plug-in terminals, wires 1.5–6 mm²
• Max. motor cable length: 50 m (shielded) / 100 m (unshielded)Mechanical data:
• IP20 (UL open type)
• Dimensions: 100 × 292 × 165 mm
• Weight: 2.9 kgStandards compliance: UL, cUL, CE, C-Tick (RCM), SEMI F47
Functions
Precise three-phase motor control (vector and V/f modes).
Integrated overload protection with LO/HO mode options.
Efficient energy use (up to 97% efficiency).
Compact design with IP20 protection.
Quiet operation (72 dB) with internal cooling system.
Easy connection via plug-in terminals.Applications
For home user: suitable for garage workshops, small pumps, or compressors.
For engineer: ideal for industrial system projects requiring reliable and flexible motor control.
For electrician: easy to install, clearly designed terminal block, easily integrated into distribution cabinets.
For industry: used in production lines, conveyors, ventilation, pumping, mixing, and transport systems.Pros
High energy efficiency (97%)
Compact and lightweight – only 2.9 kg
Reliable protection against overloads and faults
Easy connection and installation
Wide range of applications – from domestic to industrial systemsCons
IP20 – suitable only for installation in enclosed cabinets
Requires technical knowledge for installation
Additional filters may be needed for noise reduction in sensitive systemsIllustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.ManufacturerThe IP protection class indicates the device's resistance to environmental factors.

The first digit indicates protection against dust and solid objects.
The second digit indicates protection against moisture.First digit values:
X — Untested;
0 — No protection;
1 — Protected against solid objects larger than 50 mm;
2 — Protected against solid objects larger than 12.5 mm;
3 — Protected against solid objects larger than 1 mm;
4 — Protected against solid objects larger than 1 mm;
5 — Dust protected;
6 — Totally dustproof.
Second digit values:X — Untested;
0 — No protection;
1 — Protected against vertically falling water drops;
2 — Protected against water drops falling at a 15º angle;
3 — Protected against rain falling at a 60º angle;
4 — Protected against water splashes;
5 — Protected against water jets;
6 — Protected against large amounts of water;
7 — Protected against short-term immersion in water up to 1 meter deep;
8 — Protected against long-term immersion in water up to 3 meters deep.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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