137X1338 Danfoss 630kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137X1338 iC7-Automation frequency converter with 1120 A output current, Modbus TCP communication, IP54 protection and integrated Safe Torque Off for high-power industrial automation applications.
Why Choose the Danfoss 137X1338 iC7-Automation Frequency Converter?
The Danfoss 137X1338 is a high-performance iC7-Automation frequency converter designed for demanding industrial automation and motor control applications. As part of the advanced Danfoss iC7-Automation drive series, it delivers precise speed and torque control for large three-phase AC motors in modern process, machinery and production environments.
This air-cooled variable frequency drive is engineered for applications requiring dependable operation, flexible connectivity and robust industrial protection. With embedded industrial communication, coated circuit boards, integrated safety and a configurable drive architecture, it is suitable for OEMs, system integrators and industrial users requiring reliable motor control in demanding installations.
With a rated output current of 1120 A and a three-phase 380–500 V AC supply, the Danfoss 137X1338 is ideal for high-power motors used in pumps, fans, compressors, conveyors and heavy process equipment. The IP54 / UL Type 12 enclosure provides enhanced protection for operation in challenging industrial environments.
Key Advantages
High-performance frequency converter for demanding automation applications.
1120 A rated output current for large industrial motor control.
Three-phase 380–500 V AC input for industrial power networks.
IP54 / UL Type 12 enclosure for enhanced environmental protection.
Modbus TCP communication for industrial automation integration.
Integrated Safe Torque Off (STO) safety function.
Control Panel 2.8 OPX20 operator interface.
Standard I/O configuration for flexible machine and process control.
Key Features
Danfoss iC7-Automation frequency converter series.
1120 A rated output current.
Three-phase 380–500 V AC input supply.
IP54 / UL Type 12 protection rating.
Frame size FB12.
EMC category C3.
Modbus TCP OS7MT fieldbus communication.
Ethernet port included with no additional protocol.
Control Panel 2.8 OPX20 display.
Standard I/O: 4 digital inputs, 2 digital input/output channels, 2 analogue inputs, 1 analogue output and 2 relay outputs.
Safe Torque Off (STO) functional safety, not upgradable.
High-Power Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137X1338 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This enables smoother starting, accurate speed control, improved process stability and reduced mechanical stress on high-power driven equipment.
The iC7-Automation platform is designed for connected industrial systems where performance, security and reliability are critical. With Modbus TCP communication, standard I/O and integrated STO safety, the 137X1338 supports demanding automation and process control installations.
Typical Applications
Large industrial pumps and pumping stations.
High-power fans and ventilation systems.
Compressors and process machinery.
Heavy-duty conveyor and material handling systems.
The Danfoss 137X1338 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 output current does this drive provide?
The drive has a rated output current of 1120 A.
What supply voltage does the Danfoss 137X1338 require?
The drive operates from a three-phase 380–500 V AC supply.
Which communication protocol is supported?
The Danfoss 137X1338 supports Modbus TCP OS7MT communication and includes an Ethernet port.
Does this drive include safety functionality?
Yes, the drive includes integrated Safe Torque Off (STO) functionality, which is not upgradable in this configuration.
Trusted for High-Power Industrial Automation
Danfoss iC7-Automation frequency converters are trusted by automation engineers, OEMs and industrial operators for reliable motor control, efficient operation and flexible integration in demanding environments.
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
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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...