Siemens PM240-2 6SL3210-1PE31-5UL0 – High-Performance AC Drive Power Module | SINAMICS G120 Platform
Engineering Background
The SINAMICS G120 is Siemens’ modular, scalable drive platform engineered for demanding industrial motion-control applications. The PM240-2 Power Module series represents the second-generation power stage, delivering enhanced power density, integrated EMC filtering, and built-in braking chopper capability in a compact footprint. Designed for seamless integration with CU240B-2, CU240E-2, and CU250S-2 Control Units, the G120 ecosystem is the de-facto standard in process and discrete manufacturing worldwide.
Product Positioning
Part number 6SL3210-1PE31-5UL0 is a 15 kW (20 HP) PM240-2 Power Module rated for 380–480 V 3AC input. It targets pump, fan, compressor, conveyor, and general-purpose variable-speed drive applications where energy efficiency, precise speed regulation, and long MTBF are non-negotiable. Konmask.com supplies this module as a verified OEM unit with full traceability documentation available on request.
Complete Technical Specifications
| Parameter | Value |
|---|---|
| Siemens Part Number | 6SL3210-1PE31-5UL0 |
| Series / Platform | SINAMICS G120 – PM240-2 |
| Rated Output Power | 15 kW (20 HP) |
| Input Voltage | 380 – 480 V 3AC (±10%) |
| Input Frequency | 47 – 63 Hz |
| Rated Output Current | 31.5 A (at 400 V) |
| Overload Capability | 150% for 60 s (Low Overload); 200% for 3 s (High Overload) |
| Output Frequency Range | 0 – 550 Hz |
| Pulse Frequency (default) | 4 kHz (adjustable up to 16 kHz) |
| Integrated Braking Chopper | Yes (external braking resistor required) |
| EMC Filter Class | Class C2 (integrated) |
| Protection Degree | IP20 / UL Open Type |
| Cooling Method | Forced air (internal fan) |
| Ambient Temperature (operation) | -10 °C … +50 °C (derating above 40 °C) |
| Storage Temperature | -40 °C … +70 °C |
| Relative Humidity | ≤ 95% RH (non-condensing) |
| Altitude | ≤ 1000 m (derating above) |
| Dimensions (H × W × D) | 268 × 140 × 195 mm |
| Weight | approx. 2.97 kg |
| Country of Origin | Germany |
| Certifications | CE, UL, cUL, RoHS |
| Compatible Control Units | CU240B-2, CU240E-2, CU240E-2 F, CU250S-2 |
Proven Application Environments
- Pump & Fan Systems – Energy-saving quadratic V/f control reduces power consumption by up to 50% vs. throttle-valve regulation.
- Conveyor & Material Handling – Smooth ramp-up/ramp-down with configurable S-curve acceleration prevents mechanical shock on belt drives.
- Compressors & HVAC – Integrated EMC filter and low harmonic distortion meet stringent building-automation EMC requirements.
- Packaging Machinery – High overload capacity (200% / 3 s) handles inertia-heavy start cycles without tripping.
- Water & Wastewater Treatment – IP20 module fits sealed control-cabinet installations; supports PID closed-loop for pressure/flow control via CU240E-2.
- General Industrial OEM – Modular architecture allows field replacement of power stage without disturbing wiring or parameter sets stored in the Control Unit.
Engineering Advantages
- Modular Architecture – Power Module and Control Unit are mechanically and electrically independent; swap either without rewiring the cabinet.
- Integrated Braking Chopper – Eliminates the need for an external chopper unit in regenerative-load applications, reducing BOM cost and panel space.
- Built-in Class C2 EMC Filter – Complies with EN 61800-3 Category C2 out of the box; no external filter required for most industrial installations.
- Safe Torque Off (STO) Ready – When paired with CU240E-2 F or CU250S-2, achieves SIL 2 / PLd safety without external safety relay.
- PROFINET / PROFIBUS / USS / Modbus RTU – Full fieldbus flexibility depending on Control Unit selection.
- BICO Parameterization – Binector-Connector technology enables flexible signal routing without hardware rewiring.
- Energy Efficiency – IE2-equivalent drive efficiency; supports Siemens Energy Saving Wizard for lifecycle cost analysis.
System Architecture & Signal Flow
The PM240-2 operates as the power stage within the SINAMICS G120 modular drive system:
- AC Mains Input (L1/L2/L3) → Integrated EMC filter → Rectifier bridge → DC link (capacitor bank)
- DC Link → IGBT inverter stage → Motor output terminals (U2/V2/W2)
- Braking Chopper → External braking resistor (terminals R+/R−) for regenerative energy dissipation
- Control Interface → 24 V DC backplane connector to Control Unit (CU) for gate drive signals, temperature feedback, and fault reporting
- Control Unit → Fieldbus (PROFINET/PROFIBUS/USS) → PLC/DCS supervisory system
Parameter sets (P-parameters) reside in the Control Unit; the PM240-2 retains no application data, enabling hot-swap replacement in under 10 minutes.
Sourcing & Quality Verification
- OEM Origin – Units sourced directly from Siemens-authorized distribution channels; manufactured in Germany.
- Traceability – Each unit carries a Siemens factory serial number and date code. Certificates of conformity available on request.
- Inspection Protocol – Pre-shipment functional test: power-on self-test, DC link charge verification, IGBT gate-drive integrity check.
- Packaging – Original Siemens anti-static packaging with foam insert; double-boxed for international freight.
- Warranty – 12-month Konmask warranty against manufacturing defects; Siemens standard warranty terms apply for new units.
Procurement Process
- Confirm part number 6SL3210-1PE31-5UL0 against your BOM or Siemens SIZER/TIA Selection Tool output.
- Submit RFQ via support@konmask.com or use the Add to Cart button for immediate checkout.
- Receive proforma invoice with lead time confirmation within 1 business day.
- Payment via T/T, PayPal, or credit card; export documentation (commercial invoice, packing list, CO) provided for customs clearance.
- Shipping via DHL Express, FedEx, or sea freight depending on order volume and destination.
Technical FAQ
Q: Can the PM240-2 6SL3210-1PE31-5UL0 be used without a Siemens Control Unit?
A: No. The PM240-2 requires a compatible SINAMICS G120 Control Unit (e.g., CU240E-2) to operate. The Control Unit provides all control logic, parameterization, and fieldbus communication.
Q: Is an external EMC filter required?
A: No. The 6SL3210-1PE31-5UL0 includes an integrated Class C2 EMC filter, meeting EN 61800-3 Category C2 requirements for most industrial environments.
Q: What braking resistor is compatible?
A: Siemens recommends the 6SE6400-4BD22-2EA0 or equivalent for 15 kW applications. Consult the SINAMICS G120 Hardware Installation Manual (A5E33838102) for exact sizing.
Q: Can this module replace a first-generation PM240 (non-PM240-2)?
A: Mechanically and electrically compatible with G120 frame size FSC cabinets. Verify firmware version on the Control Unit (≥ V4.6 recommended for PM240-2 support).
Q: What is the typical lead time?
A: In-stock units ship within 1–3 business days. For bulk orders (>5 units), contact us for availability and volume pricing.
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