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137X3408 Danfoss iC7-Automation 400kW/550 3 phase low-harmonic drive
Danfoss 137X3408 iC7-Automation enclosed variable frequency drive, a 400 kW three phase low-harmonic drive with 730 A current rating, 380-500 V AC supply, IP21 / UL Type 1 enclosure, PROFINET RT communication and integrated STO / SS1-t functional safety.
£66,324.75
Why Choose the Danfoss 137X3408 iC7-Automation Enclosed Drive?
The Danfoss 137X3408 is a high-performance iC7-Automation enclosed variable frequency drive designed for demanding industrial motor control applications. Built on the advanced Danfoss iC7-Automation platform, this air-cooled enclosed drive provides precise speed control, robust power handling and flexible integration for large three-phase AC motors.
This drive is engineered for applications requiring efficient motor control, reduced harmonic impact and dependable automation connectivity. The Danfoss 137X3408 combines low-harmonic drive technology with integrated functional safety, PROFINET RT communication and a protected cabinet design for industrial environments where uptime and reliability are essential.
With a rated output power of 400 kW / 550 HP, a 730 A current rating and a three-phase 380–500 V AC supply, the 137X3408 is ideal for high-power motor applications. Its IP21 / UL Type 1 enclosure supports protected indoor installation in electrical rooms, control systems and industrial motor control centres.
Key Advantages
- High-power enclosed variable frequency drive for demanding industrial applications.
- 400 kW / 550 HP power rating suitable for large motor systems.
- 730 A current rating for heavy-duty motor control.
- Three-phase 380–500 V AC input compatible with industrial power networks.
- Low-harmonic drive design helps reduce power quality impact.
- PROFINET RT communication for modern automation integration.
- Integrated STO and SS1-t functional safety with fieldbus support.
- IP21 / UL Type 1 enclosure for protected indoor industrial installations.
Key Features
- Danfoss iC7-Automation enclosed drive.
- 400 kW / 550 HP rated output power.
- 730 A current rating.
- Three-phase low-harmonic drive.
- 380–500 V AC mains voltage.
- IP21 / UL Type 1 protection rating.
- EMC Category C3.
- PROFINET RT OS7PR communication interface.
- Integrated Safe Torque Off (STO) and SS1-t safety functions.
- Control Panel 2.8 OPX20 included.
- Standard I/O and Relay Option OC7C1.
- Mains contactor and switch included.
- 24 V DC control power supply.
- Coated boards for extra environmental protection.
Advanced High-Power Motor Control for Industrial Systems
Variable frequency drives such as the Danfoss 137X3408 regulate motor speed by adjusting the frequency and voltage supplied to the motor. This enables smoother operation, improved process control and reduced energy consumption compared with fixed-speed motor systems.
The iC7-Automation enclosed drive range is designed for demanding installations where uptime, power quality and connectivity are critical. With its low-harmonic drive configuration, PROFINET RT communication, integrated functional safety and enclosed cabinet construction, the 137X3408 is well suited to modern industrial automation and infrastructure applications.
Typical Applications
- Large industrial pumps and pumping stations.
- High-capacity fans and ventilation systems.
- Compressors and process air systems.
- Water and wastewater treatment plants.
- Marine, infrastructure and utilities applications.
- Heavy-duty conveyors and material handling systems.
- Industrial process control and manufacturing plants.
- Energy-efficient retrofit projects for large motor systems.
Technical Specifications
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| Power | 400 kW | |
|---|---|---|
| Current | 730 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| Series | iC7-Automation | |
| Model code | IC7-60EA3H05-730AE21F3+BAPR+BEF2+CAC1+DAAU+EGXX+GACO+IFCS+IHAT | |
| Product type | Enclosed variable frequency drive | |
| Drive category | Air-cooled enclosed drive | |
| Drive type | Three-phase low-harmonic drive | |
| Rated output power | 400 kW / 550 HP | |
| Current rating | 730 A | |
| Mains voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP21 / UL Type 1 | |
| EMC category | C3 | |
| Frame | AE11 + IE11 | |
| Communication interface | PROFINET RT OS7PR | |
| Standard I/O | I/O and Relay Option OC7C1 | |
| Functional safety | STO, SS1-t, fieldbus | |
| Control panel | Control Panel 2.8 OPX20 | |
| Control power supply | 24 V DC | |
| Mains input device | Mains contactor and switch | |
| Cooling method | Air cooled | |
| Net weight | approx. 980 kg | |
| Gross weight | approx. 1110 kg | |
| EAN | 5715253820705 |
Frequently Asked Questions
What is the Danfoss 137X3408 used for?
The Danfoss 137X3408 is used to control the speed and torque of large three-phase AC motors in demanding industrial automation, process control and infrastructure applications.
What power rating does this drive provide?
The drive has a rated output power of approximately 400 kW / 550 HP.
What supply voltage does the Danfoss 137X3408 require?
The 137X3408 is designed for a three-phase 380–500 V AC mains supply.
What communication interface is included?
This configuration includes PROFINET RT OS7PR communication for integration with industrial automation networks.
Which safety functions are included?
The drive includes Safe Torque Off (STO) and SS1-t functional safety features with fieldbus support.
Trusted by Industrial Automation Engineers Worldwide
Danfoss iC7-Automation enclosed drives are trusted by engineers and system integrators for efficient high-power motor control, robust industrial performance and seamless automation integration.
