Product Short Description
Technical Specifications
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Rated Voltage: Up to 34.5 kV
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Rated Current: Up to 5 A
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Operating Temperature: –40 °C to +85 °C
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Enclosure Protection: IP65
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Dimensions: 72 mm W × 108 mm H × 180 mm D
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Weight: 1.2 kg
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Mounting: Panel or DIN-rail
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Communication Ports: RS-485, Modbus RTU, IEC 61850, DNP3
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Case Size: 40 TE, 206 mm W × 177 mm H × 243 mm D
Description
Functional Features
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Protection Functions
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Four-stage non-directional/directional overcurrent (50/51)
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Four-stage earth fault (50/51N)
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Sensitive earth fault (64)
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Negative-sequence overcurrent (46)
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Under/over-voltage (27/59)
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Under/over-frequency (81)
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Check synchronism (25)
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Autoreclose (79)
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Breaker-fail (50BF)
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Distance to fault locator
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Control & Monitoring
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Up to 48 opto-isolated binary inputs
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Up to 8 switchgear element controls
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Real-time measurements of V, I, P, Q, f
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Event and disturbance recording
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Graphical programmable logic (PSL)
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Communication & Cybersecurity
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Redundant Ethernet per IEC 61850 with RSTP, PRP, or dual-homing
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Modbus RTU/TCP, DNP3 serial/TCP
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Secure firmware updates and role-based access
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User Interface
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Large LCD with menu navigation
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Remote HMI software for web-based access
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Front USB port for setting files and firmware
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Application Scenarios
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Distribution Substations: Primary or backup protection for MV feeders
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Industrial Plants: Motor feeder and tie-line protection
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Transmission Networks: Backup overcurrent for HV lines
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Railway Power Supplies: Traction substation feeder management
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Renewable Integration: Wind-farm collector feeders and solar inverter points of interconnection
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