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137U1804 Danfoss 75kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U1804 iC7-Automation air-cooled frequency converter featuring 147 A current rating, 380-500 V AC three-phase operation, IP21 / UL Type 1 protection, Modbus TCP communication and STO functional safety for industrial automation systems.
£8,726.25
Why Choose the Danfoss 137U1804 iC7-Automation Frequency Converter?
The Danfoss 137U1804 is a robust iC7-Automation air-cooled frequency converter designed for precise motor control in demanding industrial automation applications. As part of the advanced Danfoss iC7-Automation drive platform, it delivers reliable speed regulation, flexible communication and dependable operation for machine builders, OEMs and industrial control systems.
This frequency converter is engineered for use in modern drive cabinets, automation panels and production machinery where efficient motor control, protected installation and straightforward commissioning are essential. Its integrated I/O, Modbus TCP communication and Safe Torque Off functionality help simplify system integration while supporting reliable machine performance.
With a 147 A current rating, three-phase 380-500 V AC operation, IP21 / UL Type 1 protection and an FK08 frame size, the Danfoss 137U1804 is ideal for industrial motor control applications requiring strong drive performance and cabinet-ready installation.
Key Advantages
- Advanced iC7-Automation frequency converter for industrial motor control.
- 147 A current rating for demanding automation applications.
- Three-phase 380-500 V AC input for industrial power systems.
- IP21 / UL Type 1 enclosure for protected industrial installations.
- Modbus TCP OS7MT fieldbus support for automation connectivity.
- Integrated standard I/O for flexible control integration.
- Safe Torque Off (STO) functional safety included.
Key Features
- Danfoss iC7-Automation series.
- 147 A nominal current rating.
- Three-phase 380-500 V AC supply.
- IP21 / UL Type 1 enclosure format.
- FK08 frame size.
- Air-cooled frequency converter construction.
- Control Panel 2.8 OPX20.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Functional safety: STO, not upgradable.
Reliable Motor Control for Industrial Automation
The Danfoss iC7-Automation platform is designed to provide accurate motor control, flexible automation integration and dependable operation across industrial environments. The 137U1804 frequency converter supports efficient speed and torque control while enabling communication with PLCs and industrial Ethernet networks through Modbus TCP.
Its integrated digital and analogue I/O, air-cooled design and IP21 / UL Type 1 protection make it well suited for production machinery, drive cabinets and OEM automation systems where dependable performance and simple commissioning are important.
Typical Applications
- Industrial motor control systems.
- Machine building and OEM automation equipment.
- Manufacturing and production machinery.
- Material handling and conveyor systems.
- Pumps, fans and ventilation equipment.
- PLC-controlled automation panels.
- Industrial drive cabinets and electrical control panels.
Technical Specifications
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| Power | 75 kW | |
|---|---|---|
| Current | 147 A | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part Number | 137U1804 | |
| Catalogue Number | 7FC-AUFA3N05-147AE21F2-000142123 | |
| Model Code | IC7-60FA3N05-147AE21F2+BAMT+BDBA+BEF1+BF20+DAAU | |
| Product Type | Frequency Converter | |
| Product Category | Air-Cooled Drive | |
| Current Rating | 147 A | |
| Input Voltage | 380-500 V AC | |
| Input Phase | Three Phase | |
| Protection Rating | IP21 / UL Type 1 | |
| Frame Size | FK08 | |
| Cooling Method | Air Cooled | |
| EMC Category | C2 | |
| Control Panel | 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| Fieldbus Protocol | Modbus TCP OS7MT | |
| Other Protocols | Ethernet port, no protocol | |
| Functional Safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137U1804 used for?
The Danfoss 137U1804 is an iC7-Automation frequency converter used for controlling AC motors in industrial automation and machine control applications.
What current rating does this frequency converter provide?
The drive has a nominal current rating of 147 A.
What supply voltage does the Danfoss 137U1804 require?
The 137U1804 operates from a three-phase 380-500 V AC supply.
Which fieldbus protocol is enabled?
This frequency converter supports Modbus TCP OS7MT fieldbus communication for industrial automation networks.
What enclosure protection does this drive have?
The Danfoss 137U1804 has an IP21 / UL Type 1 enclosure rating for protected cabinet and industrial installations.
Trusted for Industrial Automation Systems
Danfoss iC7-Automation frequency converters are trusted by automation engineers, OEMs and industrial operators for precise motor control, reliable connectivity and compact integration in demanding production environments.
