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135N6955 Danfoss VLT AQUA Drive FC=202 11 KW / 15 HP, 380 - 480 VAC, IP20
MPN: 135N6955
Alt. SKU: FC-202P11KT4E20H3TGCXXXSXXXXAXBXCXXXXDX
Why Choose the Danfoss 135N6955 VLT® AQUA Drive FC 202?
The Danfoss 135N6955 is a reliable and efficient AC variable frequency drive (VFD) from the Danfoss VLT® AQUA Drive FC 202 series, designed for water, wastewater, pumping and industrial fluid handling applications. Built for precise motor speed control, improved energy efficiency and dependable operation, this drive is well suited to pump systems and process control environments.
The VLT® AQUA Drive FC 202 range is engineered specifically for water and wastewater applications, helping reduce water hammer, minimise mechanical stress and maintain stable flow and pressure. Its dedicated pump control features, integrated filtering and practical automation functions make it suitable for municipal infrastructure, treatment facilities and industrial pumping systems.
With a rated output power of 11 kW (15 HP) and a three-phase 380-480 V AC supply, the Danfoss 135N6955 provides dependable variable speed control for pumps, fans and process motors. Its IP20 / chassis enclosure, integrated RFI Class A1/B (C1) filter, Safe Stop functionality and compact cabinet-mount design make it ideal for control panel installations.
Key Advantages
- Purpose-built variable frequency drive for water and wastewater applications.
- 11 kW (15 HP) motor power rating for pump and process systems.
- Three-phase 380-480 V AC input suitable for industrial power supplies.
- IP20 / chassis enclosure for cabinet and panel mounting.
- Integrated RFI Class A1/B (C1) filtering for reduced electrical interference.
- Built-in Safe Stop functionality for improved operational safety.
- Compact frame size for efficient control cabinet installation.
- Designed to improve pump efficiency, reduce mechanical wear and lower running costs.
Key Features
- Danfoss VLT® AQUA Drive FC 202 series.
- 11 kW rated output power.
- 15 HP motor capacity.
- Three-phase 380-480 V AC input supply.
- IP20 / chassis enclosure.
- RFI Class A1/B (C1) filter.
- Integrated Safe Stop functionality.
- Coated PCB configuration.
- No mains option, no A option, no B option, no C1 option and no D option.
- Cabinet-mount construction for electrical control panels.
- Frame size B3 construction.
Technical Specifications
- Manufacturer: Danfoss
- Series: VLT® AQUA Drive FC 202
- Model: 135N6955
- Model Code: FC-202P11KT4E20H3TGCXXXSXXXXAXBXCXXXXDX
- Product type: AC variable frequency drive
- Rated output power: 11 kW
- Horsepower: 15 HP
- Input voltage: 380-480 V AC
- Input phases: 3-phase
- Protection rating: IP20 / Chassis
- Frame size: B3
- RFI filter: Class A1/B (C1)
- Safe Stop: Included
- PCB coating: Coated PCB
- Dimensions (H × W × D): approx. 399 × 165 × 249 mm
- Typical installation: Cabinet or electrical control panel mounting
Efficient Motor Control for Water and Pumping Systems
The Danfoss VLT® AQUA Drive FC 202 is designed to optimise variable speed motor control in water and wastewater systems. By adjusting motor speed to match real process demand, the drive helps reduce energy usage, stabilise pressure and protect pumps from unnecessary mechanical stress.
The 135N6955 configuration combines 11 kW output capacity, IP20 cabinet-mount construction, integrated EMC filtering and Safe Stop functionality, making it well suited for pump stations, treatment plants and industrial fluid handling applications requiring reliable motor control.
Typical Applications
- Water treatment plants.
- Wastewater pumping stations.
- Booster pump systems.
- Industrial pumping applications.
- Irrigation and drainage systems.
- HVAC water circulation systems.
- Municipal water infrastructure.
- Fluid handling and process control systems.
Frequently Asked Questions
What is the Danfoss 135N6955 used for?
The Danfoss 135N6955 is used for variable speed control of AC motors in water, wastewater, pumping, HVAC and industrial fluid handling applications.
What motor power is supported by this drive?
This model is rated for motors up to approximately 11 kW (15 HP).
What supply voltage does the drive require?
The drive operates from a three-phase 380-480 V AC supply.
What protection rating does the drive have?
The Danfoss 135N6955 has an IP20 / chassis enclosure rating, making it suitable for installation inside electrical control panels and cabinets.
Does this drive include Safe Stop?
Yes. This configuration includes integrated Safe Stop functionality for improved operational safety.
Trusted by Water Industry Professionals Worldwide
Danfoss VLT® AQUA Drive FC 202 variable frequency drives are trusted by water, wastewater and industrial process engineers for efficient pump control, reliable operation and seamless integration into modern automation systems.
| Manufacturer Part Number | 135N6955 |
|---|---|
| Barcode | 5710108231545 |
| Height | 399mm |
| Width | 165mm |
| Depth | 249mm |
| Filter | Filter Included |
| Degree of protection (IP) | IP20 |
| KW Rating | 11kW |
| VSD Range | Danfoss VLT AQUA Drive FC 202 |
| Manufacturer | Danfoss |
| Alternative Product SKU | FC-202P11KT4E20H3TGCXXXSXXXXAXBXCXXXXDX |
This unit is designed for water and wastewater applications and has a variety of powerful features, with add-ons which can enhance performance. These drives are suited to new or retrofit projects.
Adding motor control to pumps and blowers used for water and wastewater treatment means it's easier to handle variable workloads. This drive provides between 10% and 30% savings in the first year alone, when compared to traditional drives, as it offers low maintenance costs and energy consumption.
The quick and user-friendly setup of water and pump settings reduces installation time ensuring a fast route to maximum energy efficiency and motor control.
Supply voltages and power range
1 x 200-240 V...1.1-22 kW
1 x 380-480 V...7.5-37 kW
3 x 200-240 V...0.25-45 kW
3 x 380-480 V...0.37 kW – 1 MW
3 x 525-600 V...0.75-90 kW
3 x 525-690 V...45 kW – 1.4 MW
Low harmonic drive
3 x 380-480 V...132-710 kW
12-pulse drive
3 x 380-690...250-1400 kW
Features and benefits
- Assets are protected thanks to specially designed software that prevents, for example, water hammering
- Energy efficiency is maximized as a result of the drives control algorithms and design which focus on reducing heat loss
- High energy savings related to air conditioning are ensured due to the unique back-channel-cooling concept that transfers 90% of heat away from the room
- Electromagnetic interference and harmonic distortion are reduced thanks to the built-in, scalable RFI filter and integrated DC link chokes
- Perfect system integration and adaptation to the application are possible due to freely programmable warnings and alerts
- 3–8% energy savings are achieved as a result of Automatic Energy Optimization
Applications
Centrifugal pumps and blowers, positive displacement blowers.
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For further information on this product please get in touch with our team or visit the Danfoss website.