ABB REF620 Feeder Protection Relay
- Brand: ABB
- Model Number: REF620
- Type: Feeder Protection Relay
- Product Origin: Finland
- Dimensions: 262.2 × 177 × 201 mm
- Weight: Max. 5.0 kg
Description
The ABB REF620 Feeder Protection Relay is an intelligent protection and control relay designed for medium-voltage distribution networks in utility and industrial power systems. As part of the renowned ABB Relion® 620 series, the relay provides advanced feeder protection, monitoring, measurement, and control functions for radial, looped, and meshed networks. The ABB REF620 supports IEC 61850 communication, scalable functionality, and high-speed fault detection, helping improve power system reliability, operational safety, and substation performance.
Utilities and industrial operators searching for a dependable supplier of ABB REF620 Feeder Protection Relays in Africa require genuine protection relays that deliver long-term reliability and dependable grid protection. Instrument Africa supplies ABB Relion protection relays, ABB substation automation products, and ABB power system components across Africa, supporting electrical utilities, power generation plants, mining operations, renewable energy projects, and industrial facilities. Companies looking for ABB protection relays in Africa, ABB spare parts, ABB Relion relays, and industrial automation suppliers in Africa rely on the REF620 for feeder protection upgrades, substation modernization, and critical electrical infrastructure projects.
Key Features of ABB REF620 Feeder Protection Relay
- Part of ABB Relion® 620 Series
- Dedicated feeder protection and control relay
- Protection, control, monitoring, and measurement in one device
- Supports radial, looped, and meshed distribution networks
- IEC 61850 Edition 2 communication support
- Supports Modbus®, DNP3, and IEC 60870-5-103 protocols
- High-speed fault detection and isolation
- Integrated disturbance recorder and event logging
- Large graphical HMI with programmable single-line diagram
Technical Specifications of ABB REF620 Feeder Protection Relay
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model Number | REF620 |
| Part Number | REF620 |
| Product Type | Feeder Protection Relay |
| Product Family | Relion® 620 Series |
| Application | Feeder Protection and Control |
| Communication Protocols | IEC 61850, Modbus®, DNP3, IEC 60870-5-103 |
| Display | Graphical LCD HMI |
| Event Recording | Supported |
| Disturbance Recorder | Integrated |
| Mounting | Flush Mounted |
| Auxiliary Supply | 24–60 VDC or 48–250 VDC / 100–240 VAC (depending on power supply variant) |
| Operating Temperature | -25°C to +55°C |
| Protection Degree | IP54 (Front), IP20 (Rear) |
| Dimensions | 262.2 × 177 × 201 mm (Frame) |
| Weight | Max. 5.0 kg |
| Product Origin | Finland |
Package Includes
Standard package contents generally include:
- 1 × ABB REF620 Feeder Protection Relay
- Industrial protective packaging
- Factory identification label
- Inspection or quality assurance documentation
- Anti-static protective covering
Applications
The ABB REF620 Feeder Protection Relay is commonly used in:
- Medium-Voltage Distribution Networks
- Utility Substations
- Industrial Power Distribution Systems
- Power Generation Plants
- Renewable Energy Facilities
- Mining Operations
- Oil and Gas Facilities
- Petrochemical Plants
Leading ABB Supplier Across Africa
Instrument Africa supplies ABB automation products, including ABB REF620 Feeder Protection Relay, ABB AC 800M controllers, S800 I/O modules, Relion protection relays, drive control boards, ABB Power Semiconductor Modules, and industrial automation spare parts across Africa.
Regionally Aligned Supply Chain
We supply ABB automation and control system spare parts across Africa, helping industries reduce downtime caused by long OEM lead times, equipment failures, and obsolete components. Our sourcing network ensures fast, reliable delivery for maintenance teams, plant operators, and industrial projects across power generation, mining, oil & gas, manufacturing, and process industries throughout Africa.
Genuine ABB Industrial Components
We supply original and verified ABB parts, including ABB REF620, ABB AC 800M controllers, S800 I/O modules, Relion protection relays, drive control boards, and power semiconductor modules sourced through trusted global supply channels. All parts are suitable for use in:
- Oil & Gas facilities
- Power generation plants
- Mining operations
- Petrochemical and chemical industries
- Industrial automation and process control systems
Specialized in Automation, Control & Power Systems
From ABB AC 800M controllers, S800 I/O modules, communication interfaces, and protection relays to drive control boards and power semiconductor modules, we deliver application-ready solutions designed to improve plant reliability, operational efficiency, and system performance.
Supply Coverage Across Africa
We deliver ABB products to major industrial regions including: Angola, Burundi, Egypt, Ghana, Kenya, Nigeria, Rwanda, South Africa, Tanzania, and Uganda.
We provide full export support including:
- Shipping coordination
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Competitive Pricing for Industrial Buyers
We provide competitive pricing for industrial buyers across maintenance shutdowns, modernization projects, EPC contracts, bulk procurement, and emergency replacement requirements, supporting cost-efficient sourcing for critical ABB automation, control, protection, and power system components.
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ABB REF620 Feeder Protection Relay
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