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137U5538 Danfoss 500kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U5538 iC7-Automation variable speed drive featuring 500 kW motor power, 893 A output current, three-phase 380–500 V AC supply and PROFINET RT communication for high-power industrial motor control applications.
£48,611.25
Why Choose the Danfoss 137U5538 iC7-Automation Variable Speed Drive?
The Danfoss 137U5538 is a high-power iC7-Automation variable speed drive designed for precise control of large three-phase AC motors in demanding industrial automation and process applications. As part of the advanced Danfoss iC7-Automation series, it provides efficient speed regulation, robust performance and flexible integration for modern drive systems.
This air-cooled frequency converter is engineered for panel installation and features an IP21 / UL Type 1 enclosure, FK12 frame and EMC category C3 compliance. Its integrated mains switch and AC fuses, coated boards and industrial communication options make it suitable for demanding installations where uptime, reliability and accurate motor control are essential.
With a normal overload motor power rating of 500 kW / 650 HP, a rated current of 893 A and a three-phase 380–500 V AC supply, the Danfoss 137U5538 is ideal for high-capacity pumps, fans, compressors, conveyors and heavy process machinery. It includes PROFINET RT fieldbus support, Ethernet connectivity and Safe Torque Off (STO) functionality for safe automation integration.
Key Advantages
- High-power iC7-Automation variable speed drive for industrial motor control.
- 500 kW / 650 HP normal overload motor power rating.
- 893 A rated output current for demanding three-phase applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- Integrated Safe Torque Off (STO) safety functionality.
- PROFINET RT fieldbus support for PLC and automation integration.
- IP21 / UL Type 1 enclosure with coated boards for enhanced durability.
Key Features
- Danfoss iC7-Automation series.
- 500 kW / 650 HP normal overload motor rating.
- 450 kW / 600 HP high overload motor rating.
- 893 A rated output current.
- 380–500 V AC three-phase input supply.
- IP21 / UL Type 1 protection rating.
- FK12 frame designation.
- EMC category C3.
- Control Panel 2.8 OPX20 interface.
- Standard I/O with digital inputs, analogue inputs, analogue output and relay outputs.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port included.
- Functional safety with STO, not upgradable.
High-Power Motor Control for Industrial Automation
The Danfoss 137U5538 regulates motor speed by adjusting output voltage and frequency, helping improve process stability, reduce energy consumption and minimise mechanical stress on connected equipment. This makes it suitable for high-power installations where dependable operation and accurate control are essential.
With PROFINET RT communication, standard I/O, integrated STO safety functionality and built-in Ethernet connectivity, the drive can be incorporated into PLC-controlled machinery and industrial automation networks. Its IP21 / UL Type 1 enclosure is designed for protected industrial panel installations.
Typical Applications
- Large industrial pumps and pumping stations.
- High-capacity fans and ventilation systems.
- Compressors and process air equipment.
- Heavy-duty conveyors and material handling systems.
- Water and wastewater treatment plants.
- Process manufacturing and production machinery.
- PLC-based industrial automation systems.
Technical Specifications
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| Power | 500 kW | |
|---|---|---|
| Current | 893 A | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Model code | IC7-60FA3N05-893AE21F3+AGCX+AJFD+BAPR+BDBA+BEF1+BF20+CAR0+DAAU | |
| Product type | Variable speed drive / frequency converter | |
| Normal overload motor power | 500 kW / 650 HP | |
| High overload motor power | 450 kW / 600 HP | |
| Rated output current | 893 A | |
| Input voltage | 380–500 V AC | |
| Input phases | Three-phase | |
| Input frequency | 50 / 60 Hz | |
| Output frequency | 0–590 Hz | |
| Protection rating | IP21 / UL Type 1 | |
| Frame designation | FK12 | |
| Cooling method | Air cooled | |
| EMC category | C3 | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4x DI, 2x DI/O, 2x AI, 1x AO, 2x RO | |
| Fieldbus protocol | PROFINET RT OS7PR | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable | |
| Mains input device | AC fuses and mains switch | |
| Short circuit current rating | 100 kA | |
| Dimensions (H × W × D) | approx. 2043 × 698 × 510 mm | |
| Net weight | approx. 283.13 kg |
Frequently Asked Questions
What is the Danfoss 137U5538 used for?
The Danfoss 137U5538 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
What motor power does the Danfoss 137U5538 support?
The drive supports a normal overload motor power of 500 kW / 650 HP and a high overload motor power of approximately 450 kW / 600 HP.
What supply voltage does this drive require?
The 137U5538 operates from a three-phase 380–500 V AC supply.
What communication protocol is included?
The Danfoss 137U5538 includes PROFINET RT OS7PR fieldbus communication and an Ethernet port.
Does the 137U5538 include safety functionality?
Yes, it includes Safe Torque Off (STO) functionality, which is not upgradable in this configuration.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation variable speed drives are trusted by engineers, OEMs and system integrators for efficient high-power motor control, flexible connectivity and reliable operation in demanding industrial automation systems.
