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137U8078 Danfoss iC7-Automation 315kW/450 3 phase low-harmonic drive
Danfoss 137U8078 iC7-Automation enclosed drive, an air-cooled low-harmonic AC variable frequency drive rated at 315 kW / 450 HP and 590 A with 380-500 V AC three-phase input, IP21 / UL Type 1 enclosure, Modbus TCP communication and functional safety.
£53,388.00
Why Choose the Danfoss 137U8078 iC7-Automation Enclosed Drive?
The Danfoss 137U8078 is a high-performance AC variable frequency drive (VFD) from the advanced Danfoss iC7-Automation Enclosed Drive series, designed for demanding industrial motor control applications. Built as an enclosed, air-cooled drive solution, it provides reliable speed regulation, improved power quality and robust operation for modern automation and process systems.
The iC7-Automation platform is developed for demanding industrial environments where power quality, connectivity and dependable motor control are essential. This model features a low-harmonic drive design, integrated Modbus TCP communication, coated boards, functional safety capability and a practical IP21 / UL Type 1 enclosure for protected industrial installations.
With a rated output power of 315 kW / 450 HP, a 590 A current rating and a three-phase 380–500 V AC supply, the Danfoss 137U8078 is suitable for large motors used in conveyors, pumps, fans, compressors, process machinery and heavy-duty automation systems. Its enclosed construction supports straightforward installation while maintaining strong operational reliability.
Key Advantages
- High-performance iC7-Automation enclosed variable frequency drive.
- 315 kW / 450 HP power rating for large industrial motors.
- 590 A current rating for demanding motor control applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- Low-harmonic drive configuration helps improve power quality.
- IP21 / UL Type 1 enclosure for protected industrial installations.
- Integrated Modbus TCP communication for automation network connectivity.
Key Features
- Danfoss iC7-Automation Enclosed Drive series.
- 315 kW / 450 HP rated output power.
- 590 A current rating.
- Three-phase 380–500 V AC input supply.
- IP21 / UL Type 1 enclosure.
- Low-harmonic air-cooled enclosed drive.
- EMC Category C3.
- Control Panel 2.8 OPX20.
- Standard I/O with relay option.
- Modbus TCP OS7MT communication.
- Functional safety: STO, SS1-t and fieldbus.
- Mains contactor and switch included.
Low-Harmonic Drive Control for Demanding Industrial Systems
Variable frequency drives such as the Danfoss 137U8078 regulate motor speed by adjusting output frequency and voltage. This helps improve process control, reduce mechanical stress and optimise energy consumption across large industrial machines and production systems.
The iC7-Automation enclosed drive platform is suited to applications where power quality, connectivity and reliability are important. Its low-harmonic design helps reduce mains distortion, while integrated Modbus TCP communication supports smooth connection with PLCs and wider automation networks.
Typical Applications
- Heavy-duty industrial conveyors and material handling systems.
- Large pumps and water handling equipment.
- Industrial fans, blowers and ventilation systems.
- Compressors and process machinery.
- Production lines and manufacturing equipment.
- Mining, marine and heavy industrial automation systems.
- Applications requiring low-harmonic drive performance.
Technical Specifications
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| Power | 315 kW | |
|---|---|---|
| Current | 590 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| Series | iC7-Automation Enclosed Drives | |
| Part Number | 137U8078 | |
| Product type | AC variable frequency drive | |
| Drive type | Enclosed air-cooled low-harmonic drive | |
| Rated output power | 315 kW / 450 HP | |
| Rated current | 590 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP21 / UL Type 1 | |
| EMC category | C3 | |
| Frame | AE10 + IE10 | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | I/O and Relay Option OC7C1 | |
| Functional safety | STO, SS1-t, fieldbus | |
| Brake chopper | Not fitted | |
| PCB protection | Coated boards | |
| Control power supply | 24 VDC | |
| Auxiliary voltage supply | AC voltage transformer | |
| Gross weight | approx. 810 kg | |
| Net weight | approx. 690 kg | |
| EAN | 5715253765914 |
Frequently Asked Questions
What is the Danfoss 137U8078 used for?
The Danfoss 137U8078 is used to control the speed and torque of large three-phase AC motors in demanding industrial automation, process and machinery applications.
What power rating does this drive have?
This model is rated at approximately 315 kW / 450 HP with a 590 A current rating.
What supply voltage does the drive require?
The 137U8078 operates from a three-phase 380–500 V AC supply.
What enclosure rating does the Danfoss 137U8078 have?
The drive is supplied in an IP21 / UL Type 1 enclosed cabinet, suitable for protected industrial environments.
Does this drive support industrial communication?
Yes. This model includes Modbus TCP communication for integration with PLCs and industrial automation networks.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation enclosed drives are used by industrial engineers, system integrators and plant operators who require reliable motor control, improved power quality and robust performance for demanding automation environments.
