Siemens A5E03894526 PM240-2 Power Module | SINAMICS G120 Variable Frequency Drive Platform
Engineering Background: The SINAMICS G120 platform is Siemens’ modular, scalable drive system designed for demanding industrial motor control applications. The PM240-2 Power Module (A5E03894526) is the core power conversion unit within this architecture, responsible for rectification, DC-link management, and inverter output to the motor. It is engineered for pump, fan, compressor, and general-purpose variable-speed drive applications where energy efficiency and reliability are paramount.
Product Positioning: As a direct replacement or expansion component for existing SINAMICS G120 installations, the A5E03894526 PM240-2 is the preferred choice for OEMs, system integrators, and MRO procurement teams requiring a certified, traceable Siemens power module with full compatibility across the G120 Control Unit ecosystem (CU230P-2, CU240B-2, CU240E-2, CU250S-2).
Complete Technical Specifications
- Part Number / SKU: A5E03894526
- Product Family: SINAMICS G120 PM240-2
- Module Type: Power Module (PM)
- Topology: Uncontrolled rectifier + IGBT inverter
- Input Voltage: 3-phase AC 380–480 V (±10%)
- Input Frequency: 47–63 Hz
- Output Voltage: 3-phase AC 0–480 V (variable)
- Cooling Method: Internal fan (forced air)
- Protection Class: IP20 (chassis)
- Ambient Temperature: -10°C to +50°C (operating)
- Storage Temperature: -40°C to +70°C
- Relative Humidity: ≤95% (non-condensing)
- Weight: Approx. 1.2 kg
- Standards Compliance: CE, UL, cUL, RoHS
- Communication Interface: Via Control Unit (PROFIBUS, PROFINET, USS, Modbus RTU depending on CU)
- Braking: Dynamic braking resistor connection supported
- Safety Functions: STO (Safe Torque Off) via Control Unit
Proven Application Environments
- Pump and fan variable-speed control in HVAC and water treatment plants
- Compressor drives in oil & gas and chemical processing facilities
- Conveyor and material handling systems in automotive and logistics
- OEM machine tool spindle and feed axis drives
- MRO replacement in existing SINAMICS G120 panel installations
- Food & beverage processing lines requiring hygienic-grade motor control
Engineering Advantages
- Modular Architecture: Separates power and control functions — swap PM or CU independently without full drive replacement, reducing downtime and spare-parts cost.
- Wide Voltage Tolerance: ±10% input voltage tolerance ensures stable operation in grid-fluctuation-prone industrial environments.
- Integrated EMC Filter Option: Compatible with Siemens line filters for Class C2/C3 EMC compliance without external components.
- Energy Recovery Ready: DC-link bus coupling supports regenerative braking configurations when paired with PM240P-2 or Active Line Modules.
- Compact Footprint: Optimized for panel space — direct DIN rail or backplate mounting with minimal clearance requirements.
- Firmware Compatibility: Fully compatible with STARTER, SINAMICS Startdrive (TIA Portal V14+), and Drive Control Chart (DCC) engineering tools.
System Architecture & Signal Flow
The PM240-2 operates within the SINAMICS G120 modular stack as follows:
- Line Supply → Input terminals (L1/L2/L3) → Internal uncontrolled rectifier → DC link capacitor bank
- DC Link → IGBT inverter bridge → Output terminals (U/V/W) → Motor
- Control Interface → Drive-CLiQ connector to Control Unit (CU) for closed-loop vector or V/f control
- Braking → DC link → External braking resistor via B+/B- terminals (if fitted)
- Safety → STO signal path routed through CU to PM gate driver disable circuit
Sourcing & Quality Verification
- Origin: Sourced from authorized Siemens distribution channels and verified OEM surplus
- Inspection: Each unit undergoes visual inspection, label authenticity check, and functional power-on verification prior to dispatch
- Traceability: Serial number and date code recorded for every shipment; documentation available on request
- Packaging: Anti-static ESD bag + foam-lined carton; original Siemens packaging preserved where available
- Warranty: 12-month Konmask quality guarantee against manufacturing defects
Procurement Process
- Inquiry: Submit your RFQ with required quantity and delivery timeline via email or WhatsApp
- Quotation: Receive a formal quotation with unit price, lead time, and shipping options within 24 hours
- Order Confirmation: Confirm PO; proforma invoice issued for payment processing
- Quality Check: Pre-shipment inspection completed; photos/video provided on request
- Shipment: DHL / FedEx / UPS express or sea freight; tracking number provided same day
- After-Sales: Technical support available post-delivery; returns accepted within 30 days for verified defects
Technical FAQ
Q: Is A5E03894526 compatible with all SINAMICS G120 Control Units?
A: Yes. The PM240-2 is compatible with CU230P-2, CU240B-2, CU240E-2, and CU250S-2 via the Drive-CLiQ interface. Verify firmware version alignment using Siemens SIOS portal.
Q: Can this module be used as a direct replacement for PM240 (non-2 variant)?
A: The PM240-2 is the successor to PM240 with improved efficiency and compact design. Mechanical mounting dimensions differ — verify frame size and mounting pattern before substitution.
Q: What is the maximum motor power rating for this specific part number?
A: Please contact us with your application voltage and motor kW rating to confirm the exact power class of A5E03894526 for your installation.
Q: Do you provide a test report or certificate of conformity?
A: Yes. Certificate of conformity and inspection report are available upon request for orders of 1 unit or more.
Q: What are the lead times for bulk orders?
A: Standard stock orders ship within 3–5 business days. For bulk quantities (>10 units), lead time is 7–15 business days depending on availability.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
