Danfoss 176F8796 Power Card | Inverter Board

Product Parameters

• Model Number: 176F8796
• Manufacturer: Danfoss
• Compatibility: VLT AutomationDrive FC 302 Series
• Power Rating: 1.2 kW (1M2)
• Voltage Class: 525 – 690 Vac
• Frame Size: Dedicated to specific compact frame configurations
• Frequency: 50/60 Hz
• Component Type: Power Section Replacement Card

Product Description The 176F8796 is a high-voltage power card designed for the Danfoss VLT AutomationDrive FC 302 series. This card serves as the primary power processing unit, managing the switching of internal power semiconductors to control motor output. It is engineered to handle the specific thermal and electrical demands of 690V industrial grids. As an essential internal component, it integrates gate drive circuits and monitoring sensors to ensure the drive operates within safe electrical limits while providing precise torque and speed control.

Product Applications This power card is utilized in heavy industrial sectors such as water treatment, chemical processing, and mining where 690V power systems are common. It is specifically installed in FC 302 drives controlling pumps, fans, and small-scale conveyor systems. Its robust design makes it suitable for harsh environments where reliable motor control is necessary to maintain continuous process flow and energy efficiency.

Product Specifications

• Weight: 0.85 kg
• Dimensions: 22.5 cm x 14.0 cm x 4.5 cm
• Country of Origin: Denmark
• Coating: Conformal coated for enhanced environmental protection

Operational Precautions

• Voltage Discharge: High-voltage capacitors remain charged after power is removed; wait at least 15 minutes and verify zero voltage before attempting to replace the card.
• Component Matching: Ensure the power card revision is compatible with the drive’s control card firmware to avoid startup synchronization errors.
• Torque Settings: When securing power terminals and mounting screws, use a calibrated torque wrench to the manufacturer’s specification to prevent arcing or thermal hotspots.
• Cleanliness: Install the card in a clean, dry environment; even minor conductive dust or moisture on the high-voltage traces can cause catastrophic board failure upon power-up.

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