1MRK008516-BA
PublishedRET650 Transformer Protection Relay
ABBElectrical & LightingRelayIndustrial supply
ABB RET650 series transformer protection relay (1MRK008516-BA) for protection, monitoring and control of two- and three-winding transformers, autotransformers and shunt reactors. Differential, impedance, overcurrent, voltage, frequency and ground-fault protection; IEC 61850, Modbus.
Wholesale supply1MRK008516-BA
No public pricingPriced per agreement on volume and market. Send your quantities — Kaysan replies with availability and wholesale terms.
Product identity6 fields
Item nameRET650 Transformer Protection Relay
Item number / code1MRK008516-BA
BrandABB
Product lineIndustrial supply
CategoryElectrical & Lighting
Product typeRelay
Technical data12 rows
Model1MRK008516-BA Series
Advanced Differential ProtectionIncludes transformer ratio matching and winding compensation
ApplicationTransformer protection in transmission and generation systems
Backup ProtectionIncludes thermal overload, overexcitation, and multi-step overcurrent protection
CT RequirementsLow burden; no additional CTs needed
CommunicationIEC 61850, Modbus, and other protocols
Comprehensive MonitoringReal-time diagnostics and secondary system supervision
Event RecordingBuilt-in disturbance and event recorders
Flexible ConfigurationSupports various transformer topologies and grounding schemes
Frequency RangeWide operating
Grid ResilienceOperates reliably during frequency disturbances and generator transitions
ModelRET650
Reference numbers1 public
ABB1MRK008516-BA