MRI3-ICE Time overcurrent-/earth fault current relay with control function

Product detail

Product code:
MRI3
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Documentation (Brochures & Manuals)

General HighTECH Line User Manual

The MRI3-ICE is a universal time-overcurrent and earth fault relay with integrated control and supervision function. The controlling of the circuit breaker take place by the means of the front plate via push button in the case of a local operation, the remote operation can be done via digital inputs or via the serial communication interface.

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 7
Current transformer inputs 4
Output relays 4
Watchdog relay 1
Protection ANSI
Time overcurrent protection 50/51
Earth fault protection 50N/51N
Circuit breaker failure protection 50BF
Additional Features
Control and supervision of a circuit breaker
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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