REF541
PublishedFeeder Terminal Relay
ABBElectrical & LightingRelayIndustrial supply
ABB REF541 multifunctional feeder protection relay for medium-voltage distribution systems, integrating protection, control, measurement and automation. Supports SPA, LON, IEC 60870-5-103, IEC 61850, Profibus DPV1, Modbus, DNP 3.0.
Wholesale supplyREF541
No public pricingPriced per agreement on volume and market. Send your quantities — Kaysan replies with availability and wholesale terms.
Product identity6 fields
Item nameFeeder Terminal Relay
Item number / codeREF541
BrandABB
Product lineIndustrial supply
CategoryElectrical & Lighting
Product typeRelay
Technical data13 rows
ModelREF541
TypeFeeder Protection Relay
Application ScopeMedium-voltage networks, switchgear, capacitor banks, and motors
Communication ProtocolsSPA, LON, IEC 60870-5-103, IEC 61850 (via SPA-ZC 400), Profibus DPV1, Modbus, DNP 3.0
Compact DesignSaves panel space and simplifies installation
ComplianceIEC 60255 standards
Digital Inputs15 configurable
Flexible CommunicationSupports multiple protocols for SCADA and substation integration
Integrated AutomationCombines protection, control, and PLC logic in one device
Legacy CompatibilityWorks with single busbar, double busbar, and dual systems
Long-Term SupportPart of ABB’s legacy relay service portfolio
MountingPanel-mounted
Operating Temperature25°C to +55°C
Reference numbers1 public
ABBREF541