REF630 | ABB | Feeder Protection and Control IED

Product Description

The ABB REF630, also cataloged as the REF630 Feeder Protection and Control IED, operates as a dedicated hardware component for feeder protection, circuit breaker control, and electrical measurement within ABB Relion 630 series substation automation platforms.

Hardware Specifications

ABB Industrial Control Network Integration

The ABB REF630 uses Relion 630 series hardware architecture to execute protection logic, measurement processing, and control commands through configured input and output channels. Furthermore, the device supports IEC 61850 communication with GOOSE messaging for fast peer-to-peer signal exchange between protection and automation devices.

The IED connects to substation Ethernet networks through copper or fiber interfaces. In addition, PRP and HSR redundancy functions support continuous communication paths in network architectures that require redundant data transmission.

The REF630 also integrates with ABB engineering tools for parameter setting, protection function configuration, event recording, and disturbance analysis. Its firmware structure supports configuration management for different feeder protection applications.

Protection and Measurement Functions

The REF630 processes electrical signals from current transformers and voltage transformers to execute feeder protection functions. The device supports:

• Phase overcurrent protection with instantaneous and time-delayed operation
• Earth-fault protection including sensitive earth-fault measurement
• Voltage protection functions including undervoltage and overvoltage
• Frequency protection including underfrequency and overfrequency detection
• Rate-of-change-of-frequency monitoring
• Fault location calculation for short-circuit and earth faults
• Circuit breaker control and supervision
• Motor-operated disconnector and earth switch control

The protection algorithms operate on sampled electrical input signals. Therefore, the IED provides event recording, disturbance data collection, and operational status monitoring for analysis after system events.

Frequently Asked Questions

Q: Does the ABB REF630 support IEC 61850 GOOSE communication?
A: Yes. The REF630 supports IEC 61850 communication services, including GOOSE messaging for high-speed exchange of protection and control signals between compatible devices.

Q: What current transformer input ratings are supported by the REF630?
A: The REF630 supports standard multi-rated current inputs designed for 1 A and 5 A CT secondary signals.

Q: Can the REF630 operate with redundant Ethernet networks?
A: Yes. Depending on hardware configuration, the REF630 supports PRP and HSR redundancy mechanisms for substation communication networks.

Field Installation Guidelines

• Install the REF630 in a protected substation panel or control cabinet with sufficient ventilation and mechanical support.
• Connect current transformer circuits using dedicated terminal wiring and verify polarity before commissioning.
• Separate CT, VT, communication, and auxiliary power cables to reduce electromagnetic interference.
• Connect Ethernet communication through approved copper or fiber interfaces according to the network design.
• Apply proper shield grounding practices for communication and analog signal cables.
• Verify auxiliary power voltage compatibility before energizing the IED.
• Perform protection parameter verification, binary input testing, and output relay testing before placing the feeder into service.

Other Attributes

• Series: Advant DCS/800xA
• Country of Origin:  Germany/Sweden/Finland
• Lead Time: In Stock, 2 Working Days

In Stock Hot Items of ABB

Our Competitive Brands

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NEW-GEN collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.

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We offer a standard one-year warranty for all new and original items.

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