137U9055 Danfoss 30kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U9055 iC7-Automation frequency converter, an air-cooled three-phase variable frequency drive with 380-500 V AC supply, 61 A current rating, PROFINET RT communication and IP20/Open Type protection.
Why Choose the Danfoss 137U9055 iC7-Automation Frequency Converter?
The Danfoss 137U9055 is a powerful iC7-Automation frequency converter designed for demanding industrial automation, machine control and process applications. As part of the advanced Danfoss iC7-Automation drive series, this air-cooled variable frequency drive provides precise motor control, robust performance and reliable integration into modern industrial systems.
Designed for cabinet-mounted installations, the 137U9055 features an IP20/Open Type enclosure, integrated brake chopper, control panel and flexible I/O. Its PROFINET RT fieldbus capability supports seamless communication with PLCs and automation networks, making it suitable for connected production equipment and high-performance control panels.
With a rated current of 61 A and a three-phase 380–500 V AC supply, the Danfoss 137U9055 is ideal for larger industrial motors used in conveyors, pumps, fans, processing machinery and OEM automation systems where dependable control and connectivity are essential.
Key Advantages
Powerful Danfoss iC7-Automation frequency converter for industrial motor control.
61 A current rating suitable for demanding automation applications.
Three-phase 380–500 V AC input for standard industrial power systems.
IP20/Open Type enclosure for cabinet and control panel installation.
Integrated PROFINET RT communication for automation network connectivity.
Built-in STO and SS1-t functional safety for safer machine operation.
Key Features
Danfoss iC7-Automation drive series.
Air-cooled frequency converter.
61 A rated current.
Three-phase 380–500 V AC mains voltage.
IP20/Open Type protection rating.
Frame size FA06.
EMC category C3.
Integrated brake chopper.
Control Panel 2.8 OPX20 included.
PROFINET RT OS7PR fieldbus protocol enabled.
Standard I/O configuration with digital, analogue and relay outputs.
Functional safety with STO, SS1-t and fieldbus support.
Reliable Motor Control for Industrial Automation
Frequency converters such as the Danfoss iC7-Automation series regulate motor speed by adjusting the voltage and frequency supplied to the motor. This helps improve process control, reduce mechanical stress and increase efficiency across motor-driven industrial equipment.
The Danfoss 137U9055 is engineered for integration into automation panels and machine control cabinets. Its high current rating, PROFINET communication, standard I/O and integrated safety functions make it a strong choice for machine builders and industrial users requiring dependable high-performance motor control.
Typical Applications
Industrial automation systems.
Large conveyors and material handling equipment.
Pumps, fans and ventilation systems.
Packaging and production machinery.
Process control equipment.
OEM machine building.
Electrical control panels and cabinet installations.
Technical Specifications
Power
30 kW
Current
61 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Part number
137U9055
Product type
Frequency converter / variable frequency drive
Cooling method
Air-cooled
Rated current
61 A
Mains voltage
380–500 V AC
Input phases
3-phase
Protection rating
IP20 / Open Type
Frame size
FA06
EMC category
C3
Fieldbus protocol
PROFINET RT OS7PR
Other communication
Ethernet port, no protocol
Standard I/O
4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO
Functional safety
STO, SS1-t, fieldbus
Control panel
Control Panel 2.8 OPX20
Integrated brake chopper
Yes
Configuration code
BAPR + BDBA + BEF2 + BF20 + CAM0 + DAAU
EMC Filter
Industrial
Frequently Asked Questions
What is the Danfoss 137U9055 used for?
The Danfoss 137U9055 is used to control the speed and performance of three-phase AC motors in industrial automation, machinery and process control applications.
What current rating does the Danfoss 137U9055 provide?
This frequency converter has a rated current of approximately 61 A.
What supply voltage does this drive require?
The Danfoss 137U9055 operates from a three-phase 380–500 V AC supply.
Does the Danfoss 137U9055 support PROFINET?
Yes, this model includes PROFINET RT OS7PR fieldbus communication for integration with industrial automation networks.
What safety functions are included?
The drive includes STO and SS1-t functional safety features, supporting safer operation in machine control systems.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted by machine builders, control panel designers and automation engineers for reliable motor control, flexible connectivity and efficient industrial performance.
Power
30 kW
Current
61 A
Phase
Three Phase
IP Rating
IP20
Series
iC7-Automation
Part number
137U9055
Product type
Frequency converter / variable frequency drive
Cooling method
Air-cooled
Rated current
61 A
Mains voltage
380–500 V AC
Input phases
3-phase
Protection rating
IP20 / Open Type
Frame size
FA06
EMC category
C3
Fieldbus protocol
PROFINET RT OS7PR
Other communication
Ethernet port, no protocol
Standard I/O
4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO
Functional safety
STO, SS1-t, fieldbus
Control panel
Control Panel 2.8 OPX20
Integrated brake chopper
Yes
Configuration code
BAPR + BDBA + BEF2 + BF20 + CAM0 + DAAU
EMC Filter
Industrial
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...