RET316*4 HESG448750M2
PublishedNumerical Transformer Protection Relay
ABBElectrical & LightingProtection RelayIndustrial supply
ABB RET316*4 (HESG448750M2) compact modular digital relay for fast selective protection of two- or three-winding power transformers. IEC 61850, IEC 60870-5-103, Modbus, DNP3, Profibus DPV1; IP20; 135 x 67.5 x 28 mm.
Wholesale supplyRET316*4 HESG448750M2
No public pricingPriced per agreement on volume and market. Send your quantities — Kaysan replies with availability and wholesale terms.
Product identity6 fields
Item nameNumerical Transformer Protection Relay
Item number / codeRET316*4 HESG448750M2
BrandABB
Product lineIndustrial supply
CategoryElectrical & Lighting
Product typeProtection Relay
Technical data12 rows
ModelRET316
Advanced Logic FunctionsMulti-layer logic with timers, flip-flops, and custom schemes via PCM600 software
Communication ProtocolsIEC 61850, IEC 60870-5-103, Modbus®, DNP3, Profibus DPV1 (via SPA-ZC 302)
Compact Modular DesignSpace-saving footprint with detachable units for easy installation and maintenance
Continuous Self-MonitoringBuilt-in diagnostics for enhanced reliability
Dimensions135 mm (H) × 67.5 mm (W) × 28 mm (D)
Event RecordingCaptures fault history and measurement data for analysis
Flexible ConfigurationEight predefined standard setups for various grounding applications
FunctionTransformer protection, control, measurement, and supervision
High-Speed Fault DetectionSupports all-phase, earth, and interturn fault detection
Ingress ProtectionIP20
Interfaces3 serial ports for local PC, station control system, and process bus
Reference numbers1 public
ABBRET316*4HESG448750M2