Relay REA200n

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Relay bảo vệ Quá dòng/Chạm đát IDMTL REA200

Combine IDMTL Overcurrent and Earth Fault (MH) - REA200
The MH REA200 is designed as a universal, digital microprocessor-based protective relay, integrating both the overcurrent and earth fault protection schemes for definite and inverse time characteristics within one compact unit.

Featuring a first-of-its kind, OLED Display (Organic Light Emitting Diode), the REA200 provides unparalleled clarity and crisp sharpness, alongside the enhanced functions such as communication interfaces, diagnostics features such as fault data recording with time/date stamp.

• OLED display for superior readability
• Redesigned menu navigation for intuitive operation
• Dual source 85-265V AC/DC for auxiliary supply
• Streamlined 46mm depth with bezel cover
• Added security against nuisance trip handling
• Manual test button for relay operation checking
• No requirement for axially power supply for fault indication
• Safeguard against automatic reset before fault rectification
• Curve selection in accordance with ANSI, IAC, IEC, 1.3/10
o Normally Inverse (NI)
o Very Inverse (VI)
o Extremely Inverse (EI)
o Short Time Inverse (STI)
o Moderate Inverse (MI)
• Trip value recording (4-memory)
• Integrated surge arrester against transient overvoltage
• High set mode incorporated for instantaneous protection
• Tamper-proof design for setting protection
• Serial interface RS485 for Modbus RTU communication (optional)

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