Basic Information
Part Number: 6SL3912-5AP36-0AA0 (Abbreviation: 6SL39125AP360AA0)
Compatible Models: SINAMICS GM150 / SM150 IGBT Version Medium-Voltage Inverters
Only compatible with IGBT models; cannot be mixed with IGCT version power cards
Built-in Module: Infineon FZ1200 IGBT
Cooling Method: Integrated water-cooled heat sink (water cooling channels embedded within the power card)
Electrical Specifications
Maximum Voltage: 4.16 kV
Maximum Current: 800 A
Unit Note: The order number represents a pair (2 pieces) of power cards; individual units cannot be purchased as original new parts
Origin: Germany
Net Weight: Approximately 5.76 kg per set
Product Lifecycle (Important)
PLM Status: PM410 Discontinued (Product Cancelled)
Official Discontinuation Date: May 15, 2023
✅ Current Status: Siemens no longer manufactures new units
Supply Channels: Global inventory of new units, refurbished/repaired units, third-party repairs
Customers may contact Siemens to request repair or return services; no original new production stock available
Hardware Composition
The complete power card assembly includes:
– FZ1200 IGBT power chip
– IGBT driver board (with fiber-optic signal reception)
– Water-cooled base plate and fluid interface
– Temperature sampling and fault feedback circuits
Communication: Fiber-optic isolation for drive signals; high-voltage side electrically isolated from main control
Similar Water-Cooled Power Cards in the Same Series (GM150/SM150 Water-Cooled):
6SL3912-5AP34-0AA0 (Same series, different current rating) 6SL3912-5AM36-0AA0
⚠️ The suffix letters indicate current and hardware versions, which are not interchangeable. Always verify the inverter’s power nameplate and unit program version before replacement.
Typical Application Scenarios
Main drive systems for mining, large pumps, fans, metallurgical rolling mills, oil and gas transmission, 4.16kV medium-voltage frequency converter systems
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