The Danfoss VLT HVAC Basic Drive FC-101P4K0T is a compact, user-friendly variable frequency drive designed specifically for HVAC applications. Engineered for reliability and energy savings, it provides precise motor control for fans, pumps, and other ventilation equipment in commercial buildings and industrial facilities. Model numbers 131L9866 and 878414A364 confirm OEM compatibility and authenticity.
Key Specifications:
| Parameter | Value |
|---|---|
| Model | Danfoss VLT HVAC Basic Drive FC-101P4K0T |
| Part Numbers | 131L9866, 878414A364 |
| Power Rating | 4.0 kW (Normal Duty) |
| Input Voltage | 380–480V AC, 3-phase |
| Output Current | Approx. 9.0 A (ND) |
| Enclosure | IP20 (chassis for cabinet installation) |
| Control Method | VVC+, U/f, Auto Energy Optimization |
| Communication | RS485 (Modbus RTU) |
| Ambient Temp | -10°C to 50°C |
Key Features & Benefits:
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Energy Savings – Built-in Auto Energy Optimizer (AEO) reduces motor losses by up to 15%.
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HVAC-Optimized – Dedicated functions for pump/fan curves, sleep mode, and fire mode override.
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Easy Commissioning – Simple graphical LCP (Local Control Panel) with clear navigation.
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Robust Protection – Overvoltage, undervoltage, overload, short circuit, and ground fault protection.
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Quiet Operation – Low acoustic noise with Danfoss’s advanced switching pattern.
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Compliance – CE, UL, cUL, RCM, RoHS compliant.
Applications:
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Supply/return fans
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Condenser fans
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Circulating pumps
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Cooling tower fans
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HVAC air handling units (AHU)
