176F0478 Danfoss
Wake Industrial LLC is not an authorized distributor of this product.
MPN: VLT5004PT5CN1STR0DL
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The 176F0478 is a frequency converter from Danfoss, part of the VLT 5000 Frequency Converters series. It features process control card control type, a compact Nema1 enclosure, and is supplied with a display unit. The converter operates with a three phase mains voltage of 380 to 500 V and has a power size of 3.0 kW at 110 percent torque and 2.2 kW at 160 percent torque.
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Product Description:
The 176F0478 is a frequency converter module produced by Danfoss within the VLT 5000 Frequency Converters series. In an automated plant, this unit acts as the interface between fixed-frequency three-phase mains and the variable voltage and frequency required by an induction motor, allowing closed-loop speed regulation in conveyor, pump, or fan applications. Because it is equipped with a dedicated process control card, the module is typically installed in the drive stack of a VLT 5000 cabinet, where it coordinates torque commands and feedback signals for precise motor control.
The control section includes a process control card that provides analog and digital I/O, allowing the converter to track process variables such as flow or pressure. A local HMI is available through the supplied display, so operators can adjust parameters and view alarms without external tools. The Compact NEMA 1 enclosure is suitable for clean indoor locations where basic protection against contact and dust is sufficient. The converter accepts a 380–500 V three-phase supply, making it compatible with common industrial distribution voltages in regions using 50 Hz or 60 Hz power. In applications that demand 110% of rated torque, the drive can deliver up to 3.0 kW of shaft power while maintaining continuous operation without entering an overload state.
For short-term tasks that reach 160% of nominal torque, the maximum output decreases to 2.2 kW, which must be considered when selecting a motor for heavy acceleration or deceleration cycles. The internal electronics use standard hardware, supporting compatibility with applicable VLT 5000 option boards and system configurations. The unit has no RFI filter for reducing conducted emissions, so an external line filter may be required when electrical noise must be limited. Installation planning should account for the enclosure’s indoor-use design and provide suitable cabinet ventilation around the converter. Proper grounding and shielded motor cabling can also help control interference when the unit operates near sensitive control or communication equipment.
