EasyManua.ls Logo

Microelettrica Scientifica MC2-30V - User Manual

Microelettrica Scientifica MC2-30V
63 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
MC2-30V
Doc. N° MO-0499-ING
Copyright 2019
17.03.2022
Rev.
2
Pag.
1
of
63
MICROPROCESSOR
THREE PHASE VOLTAGE PROTECTION RELAY
WITH
ISLANDING DETECTION
TYPE
MC2-30V
OPERATION MANUAL

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Microelettrica Scientifica MC2-30V and is the answer not in the manual?

Summary

General Utilization and Commissioning Directions

Storage and Transportation

Guidelines for storing and transporting the relay, ensuring compliance with environmental conditions.

Installation and Electrical Connection

Instructions for proper installation and electrical connection of the relay, adhering to safety standards.

Safety, Handling, and Maintenance

Precautions for safe handling, maintenance, and protection against electrostatic discharge.

Fault Detection and Repair

Procedures for detecting faults and guidance on repair, emphasizing manufacturer contact.

General Features and Power Supply

Power Supply Types

Details on the two available power supply types for the relay unit.

Front Panel Overview

Keyboard and Display Operation

Display Information

Description of the 240x128 pixel hi-resolution LCD display and its information capabilities.

Display Icons Reference

Signalization and Trip Display

LED Manual Reset

Procedure for manually resetting the signal LEDs via the device's interface.

Last Trip Display

Information displayed for the last tripped function and stored events.

LED Configuration

Example: LED Settings

Link Enable and Flashing Settings

Steps to configure LED link enable and flashing behavior.

Function Mode and Assignment Settings

Steps to configure LED function mode and assign specific functions.

User Variables Configuration

User Variable Parameters

Description of parameters for user-defined variables like Name, OpLogic, Timer.

Example: Setting User Variable

Step-by-step guide for configuring a user variable with specific parameters.

User Variable Example Steps

Local Commands

Measurements and Maximum Values

Trip Recording

Partial Counters

Total Counters

Events Logging

Events Display Details

System Parameters Configuration

Settings Menu Overview

Modifying Variable Settings

Password Management

Communication Menu

Communication Ports and Protocols

Details on USB (RS232) and RS485 serial communication ports and protocols.

Customise Menu (HMI)

Language and Display Settings

Options for setting language and display backlight preferences.

File System and Disk Management

Downloadable File Information

Information on downloading Journal, Fault log, and Oscillographic files.

Overvoltage Protection Functions

Overvoltage Settings (1 U>)

Configuration for the First Overvoltage Element (1U>) including variables and operation.

Undercurrent Protection Functions

Undercurrent Settings (1 U<)

Configuration for the First Undercurrent Element (1U<) including variables and operation.

Overfrequency Protection Functions

Overfrequency Settings (1 f>)

Configuration for the First Overfrequency Element (1f>) including variables and operation.

Underfrequency Protection Functions

Underfrequency Settings (1 f<)

Configuration for the First Underfrequency Element (1f<) including variables and operation.

Rate of Change Functions

Rate of Change Settings (1 df;dt)

Configuration for the First Frequency Rate of Change Element (1df/dt).

Trip Circuit Supervision (TCS)

TCS Settings

Configuration and operation details for the Trip Circuit Supervision function.

Internal Relay Fault (IRF)

IRF Settings

Configuration and operation of the Internal Relay Fault detection element.

Oscillographic Recording (Oscillo)

Oscillo Settings

Configuration and operation of the Oscillographic Recording function.

Oscillo: User Trigger Configuration

Oscillo: Trigger Logic Example

CB Management (Control C;B)

CB Management Configuration

Configuration options for Circuit Breaker (C/B) control and management.

External Reset Configuration (ExtResCfg)

ExtResCfg Variable Description

Description of variables for external reset configuration, including edge polarity.

Input;Output Configuration

Digital Input Configuration

Configuration of digital inputs and their role in protection functions.

Physical Outputs

Digital Output Configuration (DO)

Output Configuration Examples

Examples of configuring digital outputs, including linked functions and timing.

Output Operation Modes

Output Configuration Steps

InfoStatus

InfoStatus Variable Description

Description of variables related to relay status and local/remote configuration.

Date and Time Settings

Clock Synchronization

Healthy Diagnostics

Device Information

Maintenance Information

Wiring Diagram

Overall Dimensions

Electrical Characteristics

Microelettrica Scientifica MC2-30V Specifications

General IconGeneral
BrandMicroelettrica Scientifica
ModelMC2-30V
CategoryRelays
LanguageEnglish

Related product manuals