131Z1782 Danfoss
Wake Industrial LLC is not an authorized distributor of this product.
MPN: FC-102P7K5T4E55H1XGXXSXSXXXXAXBXCXXXXDX
The Danfoss 131Z1782 is part of the VLT FC 102 HVAC Drives series and operates with a mains voltage range of 380 to 480 VAC on three-phase power. It features an IP55 Type 12 protection level, a graphical local control panel, and includes an RFI filter rated Class A1/B C1.
Internal Product Review
The Danfoss 131Z1782 is a VLT FC 102 HVAC drive with three-phase power input and 380 - 480 VAC mains compatibility. IP55 / Type 12 protection and an RFI Class A1/B (C1) filter support dependable operation in demanding HVAC installations. The graphical local control panel adds efficient commissioning access, making the drive a strong HVAC control package.
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Product Description:
The 131Z1782 is a variable-frequency drive produced by Danfoss for the VLT FC 102 HVAC Drives series. The unit regulates the speed of centrifugal pumps and fans to match changing demand and reduce energy consumption in building automation systems. It serves as the interface between a three-phase mains supply and an induction motor, providing controlled motor output while maintaining airflow or water circulation in commercial HVAC equipment. Variable-speed operation can reduce unnecessary motor activity when the connected system operates below peak demand.
The power section accepts a nominal input of 380–480 VAC from industrial grids that provide three-phase power. The housing has an IP55 / Type 12 rating, allowing the enclosure to resist dust and water splashes commonly encountered in mechanical rooms. Conducted emissions are attenuated by an integrated RFI Class A1/B (C1) filter, which reduces high-frequency electrical noise on the supply conductors. Parameters are adjusted through a detachable graphical local control panel, which provides a readable interface for configuration and operating data. Network nodes can recognize the unit by its internal series identifier of 102. The drive also supports fan-oriented control functions, including proportional pressure regulation for systems with variable airflow demand.
The model is supplied without factory-installed option modules in the A, B, C0, C1, and D slots, and the mains section has no dedicated option module. The unit has no brake chopper, so it cannot route regenerative energy through a chopper-controlled braking resistor. Applications that generate significant regenerative energy must manage it through the connected motor and the overall system design. The control board uses an uncoated printed circuit board with standard varnish protection, making the drive less suitable for areas with persistent condensation or aggressive airborne contaminants. The configuration requires no adaptation when the standard parameter groups satisfy the application requirements. Its detachable control panel allows settings to be viewed without opening the enclosure, while the integrated filter helps limit interference on shared electrical circuits.
