Danfoss 134B1019 High-Power Driver Board – FC302 N315-N500KW – Tested

Product Overview

Original Danfoss 134B1019 high-power driver board for VLT AutomationDrive FC302 series drives. Designed for N315KW, N355KW, N400KW, and N500KW power ratings. This board serves as the core power stage and gate driver component for large-frame high-power FC302 drives, handling IGBT gate drive signal distribution and power supply for the control board. The FC302 series is Danfoss’ advanced high-dynamic version with additional functionalities, supporting synchronous, asynchronous, and permanent magnet motors. This board is part of the FC302 high-power platform covering 315-1200kW ranges.

Key Features

• Genuine Danfoss original – 134B1019 high-power driver board
• Compatible with FC302 series high-power drives
• Power ratings: N315KW – N355KW – N400KW – N450KW – N500KW
• Voltage class: 380-500V AC (T5) / 525-690V AC (T7)
• Core power stage component for large-frame high-power drives
• Part of broader family: 134B1012, 176F6621
• Designed for demanding industrial applications in the high-power range
• Original pulled – no repair history

Specifications

Compatibility Note

• Compatible with Danfoss VLT AutomationDrive FC302 series drives
• Specifically for N315KW, N355KW, N400KW, N450KW, and N500KW power ratings
• CRITICAL: Nameplate photo required – different power ratings use different board revisions. The N-series designation (N315, N355, N400, N450, N500) indicates specific power levels within the FC302 high-power platform
• If mismatched: Incorrect board revision may result in drive failing to power up, reporting “Power Card Fault,” or experiencing communication errors between control and power cards
• Related part numbers: 134B1012 and 176F6621 – verify original board marking
• FC302 series covers 0.37kW to 1100kW with options for high overload (160%) and advanced safety functions (STO, SS1)
• Verify drive model, power rating, and original board revision before ordering
• Send drive nameplate photo for accurate matching

Quality Assurance

• Original pulled from working drive; tested functional with no repair history
• Actual photos sent before shipping
• Test video available upon request
• ESD anti-static packaging