The MRI3-IRXR is a protection relay for directional phase and sensitive, directional earth overcurrent.
Benefits and Key Features
19“ racks – fully withdrawable
Door mounting – withdrawable and sealable
Panel mounting – fully withdrawable
Fault / disturbance recorder
Display (of primary values)
Easy setting software – Smart view
Compact form factor
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|
|Current transformer inputs||4|
|Voltage transformer inputs||3|
|Time overcurrent protection||50/51||•|
|Directional time overcurrent protection||67||•|
|Sensitive EF isolated/compensated||50Ns/51Ns||•|
|Earth fault directional feature||67N||•|
|Circuit breaker failure protection||50BF||•|
|Fault recorder (none volatile)||•|
|Housing is withdrawable||•|
|Housing suitable for door mounting||•|
|Housing suitable for mounting plate||•|