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134L1637 Danfoss VLT AQUA Drive FC 200 400 KW / 550 HP, 380 – 480 VAC, IP54
Danfoss 134L1637 VLT AQUA Drive FC-202, a 400 kW three phase AC variable frequency drive designed for water, wastewater and heavy-duty pump control applications.
£58,728.75
Why Choose the Danfoss 134L1637 VLT AQUA Drive FC-202?
The Danfoss 134L1637 is a high-power AC variable frequency drive (VFD) from the Danfoss VLT® AQUA Drive FC-202 series, designed specifically for water, wastewater and demanding pump control applications. Engineered for precise motor speed regulation, it helps improve energy efficiency, reduce mechanical stress and support dependable operation across large industrial and municipal water systems.
This drive combines Danfoss motor control technology with application-specific functionality for pump and fan systems. The VLT® AQUA Drive FC-202 range is widely used where reliable speed control, efficient operation and flexible integration with automation systems are essential.
With a rated output power of 400 kW and a three-phase 380–480 V AC supply, the 134L1637 is suitable for very large pumping stations, water treatment systems and heavy-duty process applications. Its IP54 / Type 12 enclosure with main shield provides robust environmental protection for demanding industrial installations.
Key Advantages
- Very high-power variable frequency drive for water and wastewater applications.
- 400 kW motor power rating suitable for large pump and process systems.
- Three-phase 380–480 V AC input for industrial electrical installations.
- IP54 / Type 12 enclosure with main shield for protected industrial environments.
- LHD AAF006 filter with A2 RFI for improved harmonic and EMC performance.
- Graphical Local Control Panel for commissioning and monitoring.
- Coated PCB for improved durability in demanding environments.
- Mains disconnect and fuse included for safe isolation and protection.
Key Features
- Danfoss VLT® AQUA Drive FC-202 series.
- 400 kW rated output power.
- 550 HP motor rating.
- Three-phase 380–480 V AC input supply.
- IP54 / Type 12 enclosure with main shield.
- LHD AAF006 filter + A2 RFI.
- No brake chopper.
- Graphical Local Control Panel.
- Coated PCB for enhanced environmental protection.
- Mains disconnect and fuse included.
- PROFIBUS DP MCA 101 communication option.
- No B option.
- No C1 option.
- No D option.
- Latest release standard software.
- Frame size E9 construction.
High-Power Drive Control for Water Infrastructure
The Danfoss VLT® AQUA Drive FC-202 regulates motor speed by adjusting output frequency and voltage according to system demand. This allows large pumps and process motors to operate efficiently, helping reduce pressure fluctuations, energy waste and unnecessary mechanical stress.
The 134L1637 is well suited to major water and wastewater systems where very high motor power, dependable pump control and long-term operational reliability are required. Its protected enclosure, coated PCB, harmonic filtering and PROFIBUS DP communication option make it a strong choice for modern automation and water infrastructure projects.
Typical Applications
- Large water treatment systems.
- Wastewater processing plants.
- Municipal pumping stations.
- Large booster pump systems.
- Industrial process water systems.
- Water distribution infrastructure.
- Filtration and circulation systems.
- Heavy-duty pump and fan applications.
Technical Specifications
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| Power | 400 kW | |
|---|---|---|
| Voltage | 480 V | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| Series | VLT® AQUA Drive FC-202 | |
| Model code | FC-202P400T4E5MN2XGC3XXSXXXXA0BXCXXXXDX | |
| Product type | AC variable frequency drive | |
| Rated output power | 400 kW | |
| Motor power | 550 HP | |
| Input voltage | 380–480 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Protection rating | IP54 / Type 12 with main shield | |
| Filter | LHD AAF006 filter + A2 RFI | |
| Brake chopper | No brake chopper | |
| Control panel | Graphical Local Control Panel | |
| PCB coating | Coated PCB | |
| Mains option | Mains disconnect + fuse | |
| A option | PROFIBUS DP MCA 101 | |
| B option | No B option | |
| C1 option | No C1 option | |
| D option | No D option | |
| Frame size | E9 | |
| Dimensions (H × W × D) | approx. 2000 × 1200 × 500 mm |
Frequently Asked Questions
What is the Danfoss 134L1637 used for?
The Danfoss 134L1637 is used to control the speed of AC motors in large water, wastewater, pump and industrial process applications.
What motor power is supported by this drive?
The drive supports motors with a rated output power of approximately 400 kW, equivalent to 550 HP.
What supply voltage does the drive require?
The 134L1637 operates from a three-phase 380–480 V AC supply.
Does this drive include a brake chopper?
No, this model is supplied with no brake chopper.
Where is the Danfoss 134L1637 typically installed?
The drive has an IP54 / Type 12 enclosure with main shield, making it suitable for protected industrial and water industry installations where environmental protection is required.
Trusted by Water Industry Professionals Worldwide
Danfoss VLT® AQUA Drives are trusted by engineers, utilities and system integrators worldwide to deliver reliable pump control, improved energy efficiency and dependable operation in water and wastewater applications.
