MRI3-IER Time overcurrent relay with Multi-Characteristic

Product detail

Product code:
MRI3
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Product Information

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Documentation (Brochures & Manuals)

General HighTECH Line User Manual

The MRI3-IE is a protection relay for non-directional phase and directional earth overcurrent.

Benefits and Key Features

  • 19“ racks – fully withdrawable

  • Door mounting – withdrawable and sealable

  • Panel mounting – fully withdrawable

  • Fault / disturbance recorder

  • Intuitive HMI

  • Display (of primary values)

  • Easy setting software – Smart view

  • Compact form factor


Application

  • Interconnection of renewable energies (DER – distributed energy resources) to the public grid.

  • Protection of High, Medium and Low Voltage feeders against thermal damages by overload or short circuit currents.

Inputs and Outputs
Binary inputs 2
Current transformer inputs 4
Output relays 4
Voltage transformer inputs 3
Watchdog relay 1
Protection ANSI
Time overcurrent protection 50/51
Earth fault protection 50N/51N
Earth fault directional feature 67N
Circuit breaker failure protection 50BF
Additional Features
Disturbance recorder
Fault recorder (none volatile)
Parameter sets 2
Communication
Modbus RTU
Mounting Type
Housing is withdrawable
Housing suitable for door mounting
Housing suitable for mounting plate

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