ABB 70E105a-E serves in low voltage distribution systems for protection, control, metering, and communication.

Features

• Versatile application in feeder, motor, transformer, generator, and bus protection.
• Rated voltage: 400 V AC, Rated current: 5 A.
• Provides overcurrent, short circuit, earth fault, undercurrent, and differential protection.
• Supports active, reactive, apparent power metering, power factor, energy, RMS voltage, RMS current, and frequency measurement.
• Communication via IEC 61850, MODBUS, DNP3 protocols.
• Dual redundant communication ports for reliability.
• Event and disturbance recording capabilities.
• Self-test function ensures operational integrity.
• Parameter setting via local HMI or remote PC for easy configuration.

Technical Specifications

• Rated Voltage: 400 V AC
• Rated Current: 5 A
• Protection Functions: Overcurrent, Short Circuit, Earth Fault, Undercurrent, Differential
• Metering Functions: Active Power, Reactive Power, Apparent Power, Power Factor, Energy, RMS Voltage, RMS Current, Frequency
• Communication Protocols: IEC 61850, MODBUS, DNP3
• Communication Ports: Dual Redundant