MCA4 Directional Feeder Protection (MCA4-2A0AAA)

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Product number: MCA4-2A0AAA

Configuration

The MCA4 is a precise and reliable protection, control and monitoring relay for feeder, grid and generator applications. It incorporates all the ANSI and IEC concepts to comply with ever changing grid interconnection requirements.

Flexibility in hardware, software, application, user interface and communications makes the MCA4 adaptable to requirements today and in the future.

The protection functions of the MCA4 have been adapted to comply with the requirements of the VDE-AR-N-4110/4120:2018.

The parameterizing and analyzing software Smart view is usable for each HighPROTEC device and free of charge.

Functional Overview

MCA4 Functional Overview

Certifications

CE Logo
UL Logo

UL File Nr.: E217753

certified regarding UL508 (Industrial Controls)

CSA Logo

CSA File Nr.: 251990

certified regarding CSA-C22.2 No. 14 (Industrial Controls)

EAC Logo

EAC

certified by EAC (Eurasian Conformity)

KEMA Labs

KEMA

Type tested (and certified) regarding IEC 60255‑1 and regarding IEC 61850

TÜV Nord, VDE-AR-N 4110 (2018-11)

Component certificate regarding the German grid code standard VDE-AR-N 4110 (2018-11)

TÜV Nord, VDE-AR-N 4120 (2018-11)

Component certificate regarding the German grid code standard VDE-AR-N 4120 (2018-11)

  • Complies with IEEE 1547‑2003

  • Amended by IEEE 1547a‑2014

  • Complies with ANSI C37.90‑2005

  • Complies with “Engineering Recommendation G99 Issue 1 Amendment 6 – March 2020”

  • Wide range power supply: 24 … 270 VDC / 48 … 230 VAC

  • VT measurement from 0 V up to 800 VAC (300 VAC for some order options)

  • CT measurement always with 1 A and 5 A

  • Plausibility verification intelligence

  • Optimized functional overview by hiding unused functions, parameter and assignments

  • On-board testing without removing the wiring

  • Menu Languages supported: English, German, Spanish, Portuguese, French, Russian, Polish, Romanian

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

  • Over- / Undervoltage protection.

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

  • Protection of High, Medium and Low Voltage feeders against overvoltage (insulation damage) and undervoltage.

  • Frequency based protection option, examples:

    Over-/Underfrequency supervision

    Load shedding by ROCOF

  • Auto reclosure option to fix short duration faults (like bird flying through overhead lines, ice on lines, lightning’s hitting overhead lines, wind caused arcing by on overhead lines.

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