Description
Product name : RET615E-1G ABB Controller module
Product details:
The ABB RET615E-1G is an advanced transformer protection and control relay. It’s a member of the Relion 615 product series, known for its compact, withdrawable design. It’s engineered to leverage the full potential of the IEC 61850 standard, making it a modern solution for electrical systems.
Key parameters and design features include:
- Design: A compact, drawout unit.
- Dimensions:
- Frame Width: 177 mm
- Frame Height: 177 mm (4U)
- Case Width: 164 mm
- Case Height: 160 mm
- Depth: 201 mm (153 + 48 mm)
- Weight:
- Complete Relay: 4.1 kg
- Plug-in Unit Only: 2.1 kg
- Compliance: The product complies with European Union directives on electromagnetic compatibility (EMC) and low-voltage electrical equipment. It also adheres to international standards from the IEC 60255 series.
Product Advantages
The RET615E-1G offers several key advantages for power system operators:
- Comprehensive Protection: It provides multi-slope transformer differential protection with both restrained and unrestrained stages, ensuring fast and selective protection against various faults, including phase-to-phase, winding interturn, and bushing flash-over faults.
- Advanced Stability: An advanced waveform-based blocking algorithm and fifth harmonic restraint function provide high stability during transformer energization and moderate overexcitation.
- Enhanced Safety Features: The relay includes thermal overload protection to supervise the transformer windings’ thermal stress, preventing premature aging. It also features sensitive differential protection for turn-to-turn faults and Restricted Earth Fault (REF) protection.
- Integrated Functionality: The relay integrates basic control functionality, allowing for the control of a circuit breaker directly from its front panel or via remote controls.
- Ease of Use and Maintenance: The withdrawable design simplifies installation, testing, and maintenance.
Important Precautions
When working with the RET615E-1G, it is crucial to follow safety protocols to prevent injury and equipment damage:
- Electrical Safety: Dangerous voltages can be present on the connectors even after the auxiliary voltage has been disconnected. Only a qualified electrician should perform installation and maintenance.
- Earthing: The relay’s frame must be properly and carefully earthed.
- Handling: The device contains components sensitive to electrostatic discharge. Avoid unnecessary touching of internal electronic components.
- Modification: Any changes to the IED (Intelligent Electronic Device) should be performed with measures taken to avoid inadvertent tripping.
- System Failure Risk: The party applying the equipment is solely responsible for any risks in applications where a system or product failure could harm people or property.
Product Applications
The RET615E-1G is specifically designed for the following applications:
- Transformer Protection: It is primarily used for the protection, control, metering, and monitoring of two-winding power transformers.
- Distribution Networks: It is suitable for applications in distribution substations and industrial power systems where reliable and selective transformer protection is essential.
- Integration with Modern Systems: The relay’s design, based on the IEC 61850 standard, makes it well-suited for integration into modern, networked substation automation systems.

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!
We have the same series of models in stock. If you don’t find the model you need, please contact us and we will provide you with an official quotation!
Colour:new Warranty: 12 months
Lead Time:3-day working day Country of origin: Sweden
Price: Please contact us Product weight:0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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Full 12-month warranty on all components
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Full 12-month warranty
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