Danfoss VLT 2811 - 1.1kW Frequency Converter

Description

The Danfoss VLT 2811 is a compact and versatile frequency converter designed for general-purpose applications. It offers precise and efficient motor control for a wide range of industrial machinery. Despite being an obsolete model, its robustness and simplicity make it a sought-after spare part for maintaining existing systems. This drive is easy to install, commission, and operate thanks to its user-friendly interface and automatic motor tuning capabilities.

Specifications

• Power: 1.1 kW (1.5 HP)
• Input Voltage: 3 x 380-480 VAC
• Input Current: 2.6 A
• Output Voltage: 3 x 0-Uin
• Output Current: 3.0 A
• Output Frequency: 0-1000 Hz
• Enclosure Rating: IP20

Label Info

• Type Code: VLT2811PT4B20SBR1DBF00A00
• Part Number: 195N1028
• Serial Number: 020507G400

Application

Ideal for pumps, fans, conveyors, mixers, and other standard machinery in manufacturing, HVAC, and material handling industries.

Country of Origin

Made in Denmark.

CO2 Impact

By choosing this refurbished unit, you are avoiding approximately 100 kg of CO2 emissions. This saving is comparable to the emissions from driving a standard car for 500 kilometers.

Availability

This is an obsolete item, available as a refurbished spare part. Limited stock available. Order now to secure your unit. Order now from PLC2Day for expert support and fast delivery.

FAQ

The VLT Midi Drive FC 280 is the official successor. While it offers similar functionality and improved features, it is not a direct drop-in replacement. Mounting dimensions and parameter settings will differ, so careful review of the migration documentation is required.

The main wear components are the DC link capacitors and the cooling fan. Their lifespan heavily depends on operating hours, ambient temperature, and load. It is recommended to inspect these components every 3-5 years in demanding applications and replace them preventively to ensure reliability.

To perform an initialization (factory reset), you need to access parameter 840 (Operation Mode) and set it to '2' (Initialization). After setting the value, cycle the power to the drive. This will reset all parameters to their default factory settings. Always back up your custom parameters before doing so.

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Last Update: Friday, March 13, 2026