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137U4757 Danfoss 630kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U4757 iC7-Automation air-cooled frequency converter with 630 kW power rating, 1120 A current rating, 380-500 V AC three phase supply, EtherNet/IP communication and IP54 / UL Type 12 protection.
£67,524.75
Why Choose the Danfoss 137U4757 iC7-Automation Frequency Converter?
The Danfoss 137U4757 is a high-power iC7-Automation frequency converter designed for demanding industrial motor control, automation and engineered drive systems. As part of the advanced Danfoss iC7-Automation drive platform, this air-cooled frequency converter provides precise motor control, flexible connectivity and reliable performance for modern industrial environments.
Engineered for heavy-duty applications, the 137U4757 combines high-output drive capability with industrial communication, standard I/O and integrated functional safety. Its robust IP54 / UL Type 12 enclosure makes it suitable for demanding environments where protection, reliability and easy integration are essential.
With a 630 kW / 900 hp power rating, 1120 A current rating and three-phase 380–500 V AC supply, the Danfoss 137U4757 is ideal for large motors used in process plants, pumps, fans, compressors, conveyors and heavy industrial automation systems.
Key Advantages
- High-power iC7-Automation frequency converter for demanding industrial applications.
- 630 kW / 900 hp power rating suitable for large motor control systems.
- 1120 A rated current for heavy-duty drive applications.
- Three-phase 380–500 V AC input compatible with industrial power networks.
- IP54 / UL Type 12 enclosure for increased environmental protection.
- EtherNet/IP OS7IP fieldbus communication for automation integration.
- Integrated Safe Torque Off (STO) safety function.
- Coated boards and space heater option for enhanced durability.
Key Features
- Danfoss iC7-Automation frequency converter series.
- Air-cooled drive construction.
- 630 kW / 900 hp rated power.
- 1120 A current rating.
- Three-phase 380–500 V AC mains voltage.
- IP54 / UL Type 12 protection rating.
- Frame size FB12.
- EMC category C3.
- EtherNet/IP OS7IP communication interface.
- Control Panel 2.8 OPX20.
- Standard I/O: 4x DI, 2x DI/O, 2x AI, 1x AO and 2x RO.
- Integrated STO safety function, not upgradable.
Reliable High-Power Motor Control
Frequency converters such as the Danfoss 137U4757 regulate motor speed and torque by controlling output voltage and frequency. This helps improve process precision, reduce mechanical stress and optimise energy use across demanding industrial applications.
The iC7-Automation platform is built for modern automation networks, offering flexible connectivity, robust I/O and integrated safety features. With EtherNet/IP communication and an IP54 enclosure, the 137U4757 is well suited to large industrial installations requiring dependable motor control and seamless system integration.
Typical Applications
- High-power industrial motor control systems.
- Process automation and production machinery.
- Large pumps, fans and compressors.
- Material handling and conveyor systems.
- Water and wastewater treatment plants.
- Mining, metals and heavy industrial equipment.
- OEM automation and engineered drive panels.
- Manufacturing plants requiring precise speed control.
Technical Specifications
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| Power | 630 kW | |
|---|---|---|
| Current | 1120 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Part Number | 137U4757 | |
| Model Code | IC7-60FA3N05-1120E54F3+AGCX+AHHX+AJFX+AMMX+APHS+BAIP+BDBA+BEF1+BF20+CAR0+DAAU | |
| Product Type | Frequency converter | |
| Product Category | Air-cooled frequency converter | |
| Power Rating | 630 kW / 900 hp | |
| Current Rating | 1120 A | |
| Input Voltage | 380–500 V AC | |
| Input Phases | 3-phase | |
| Input Frequency | 50 / 60 Hz | |
| Protection Rating | IP54 / UL Type 12 | |
| Frame Size | FB12 | |
| EMC Category | C3 | |
| Fieldbus Protocol | EtherNet/IP OS7IP | |
| Other Protocols | Ethernet port, no protocol | |
| Standard I/O | 4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO | |
| Safety Function | STO, not upgradable | |
| Control Panel | Control Panel 2.8 OPX20 | |
| Environmental Protection | Coated boards | |
| Humidity Protection | Space heater | |
| Net Weight | approx. 297.14 kg | |
| Gross Weight | approx. 350.25 kg | |
| EAN | 5715253731940 |
Frequently Asked Questions
What is the Danfoss 137U4757 used for?
The Danfoss 137U4757 is used to control the speed and torque of large industrial AC motors in demanding automation, process control and engineered drive applications.
What power rating does this frequency converter provide?
The Danfoss 137U4757 has a power rating of approximately 630 kW / 900 hp.
What supply voltage does the Danfoss 137U4757 require?
This frequency converter operates from a three-phase 380–500 V AC supply.
Which communication protocol is included?
The drive includes EtherNet/IP OS7IP fieldbus communication, along with an Ethernet port with no additional protocol enabled.
What protection rating does the Danfoss 137U4757 have?
The Danfoss 137U4757 has an IP54 / UL Type 12 protection rating, making it suitable for demanding industrial environments.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted by engineers and system integrators for demanding drive applications where high-power motor control, flexible connectivity and long-term reliability are essential.
