Reduce investments in lifetime costs, engineering, installation and commissioning by using a product with integrated protection, control, automation and monitoring feature in one easy to use package.

A product globally accepted (available in multiple languages) with years of field experience as primary distance protection for sub transmission lines and for backup protection of transmission lines, generators and transformers.

What's New in the D30:

• Fully Compatible with GE Multlilin's HardFiber System - Provides support for GE's IEC 61850 HardFiber Process Bus Solution:
  - Complete IEC61850 Process Bus Solution providing resource optimization and minimizing total P&C lifecycle costs
• Security Enhancements - Enabling NERC CIP compliance:
  - Dual Permission access requiring live permission from both the user and from SCADA operators before settings can be changed or commands can be given to the relay
  - Logging of user commands in the security audit trail relay - creates a record and sequence of events for troubleshooting and security auditing
• Ambient Temperature Monitoring:
  - Provides alarms when the ambient temperature exceeds hot extreme

• FlexLogic™ programmable logic
• Virtual I/O (reduce hardware cost)
• Expandable I/O
• Flash memory for field upgrades
• Optional user programmable pushbuttons
• User programmable LEDs, fault reports, display messages, and self tests
• Drawout modules for serviceability
• Common modules (reduce spare cost)
• Test mode for I/Os
• IRIG-B time synchronization and repeater

• Protect overhead AC sub transmission lines including series compensated lines, with three pole tripping and reclosing

• DLPD Digital Line Protection System

  Up to four shots of three pole automatic breaker reclosing in breaker-and-a-half or ring bus schemes
• Complete support of multiple breaker applications (e.g., Ring Bus, Breaker-and-a-Half)
• Backup protection for generators, transformers and reactors

• Featured for sub transmission line protection system - Three zones of ground and phase protection
• Reliable operation on Series Compensated Lines
• Unique filtering techniques provide better than 5% accuracy even under severe operating conditions and voltage signals fed through CCVT
• Secure operation during external faults
• 512 lines of protection logic - build custom protection schemes of your choice
• Tripping without Logic for direct tripping without the need for configuring Flexlogic Equations
• Double Point Breaker/Switch Status

• Easily meet stability requirements - High speed three pole tripping and reclosing
• Dependable - Globally accepted, with performance backed up by many years of field experience
• Maintenance cost savings and simplification - Modular construction, common hardware, reduced stock of spare parts, plug & play modules

• Application flexibility - Multiple I/O options, programmable logic (FlexLogic™), modularity, customize to specific requirements
• Reduce installation space requirements through compact design - Multifunction device that integrates protection and control functions, programmable pushbuttons and status LEDS, and communication interfaces

• Reduce system event analyzing time and cost - Sequence of event reports, Oscillography, data logging, IRIG-B time synchronization
• Comprehensive metering functionality

• Front Panel RS232 port
• Up to two RS485 ports (up to 115 kbps)
• Ethernet port: Redundant 10BaseFL or 100BaseFX fiber optics
• Embedded Ethernet Switch for direct networking of UR devices
• Inter-relay communications interfaces, RS422, G.703, IEEE C37.94
• Direct I/O - Exchange inputs and outputs between relays with reduced wiring
• Modbus RTU and TCP/IP
• IEC61850
• DNP 3.0 RTU and TCP/IP
• IEC60870-5-104
• Ethernet Global Data (EGD)

• 2 x 20 character front panel display and keypad for local access
• 48 programmable LED indicators
• User-programmable pushbuttons providing local control
• Multi-language support - French, Chinese, Russian options
• EnerVista™ UR Setup software for configuration, monitoring and troubleshooting

• Remote and Local Setting and Control passwords
• Configurable lockout responses to unsuccessful password access attempts
• Successful password access logged in Event Record