345 Transformer Protection System

Product Description

345 Transformer Protection System

The Multilin 345 is a member of the Multilin 3 Seriesprotective relay platform and has been designed for the protection, control andmanagement of power transformers as primary or backup protection device. The345 provides advanced transformer protection, control and monitoring in oneeconomical draw-out or non draw-out design. The 345 contains a full range ofself-contained protection and control elements as well as advancedcommunications, metering, monitoring and diagnostics.

 Key Benefits

• Secure high-speed protection with improved energization inhibiting
• Field-proven algorithms and reliable protection to avoid unwanted trips or under-protection
• Integrated transformer thermal monitoring for asset management maintenance optimization
• Ground current supervised sensitive ground fault protection for detection of ground faults down to 5% of the winding
• Temperature monitoring via remote RTD’s using the RMIO module supporting up to 12 RTDs
• Ease of use and flexibility with one-step setup, universal CT inputs and assignable CT inputs
• Flexible communications with multiple ports and protocols allowing seamless integration
• Powerful Security and hierarchical password control for centralized management