1MRK002247-APr01 PCB card

1MRK002247-APr01 PCB card

Product Details Introduction

PRODUCT MODEL

1MRK002247-APr01

product type

Printed Circuit Board module

Manufacturer

ABB

scope of application

Function expansion module used in ABB relay protection and automation equipment, commonly found in 670 series relay protection devices such as REL670, REF670, RET670 and other intelligent electronic devices.

1、 Function Overview

Signal input/output interface

As a signal bridge between protective equipment and external field devices (such as circuit breakers, sensors, alarms, etc.), responsible for collecting or outputting control signals.

Signal conversion and isolation

Capable of signal electrical isolation, protecting the main control unit from external interference, and improving system stability and safety.

Auxiliary control function

Support auxiliary operations such as relay driving and alarm indication, and cooperate with the main control board to achieve protection and control logic.

Expansion module interface

Used to expand I/O channels, improve the control capability and on-site adaptability of protection devices.

2、 Typical application areas

Digital relay protection device

Mainly installed in ABB 670 series relay protection equipment, it works together with the main control module to complete the power grid protection task.

Automated Substation System

As a signal interface board within the control screen, it assists in implementing functions such as circuit breaker control, status monitoring, and alarm processing.

Industrial power automation

Used for relay protection and automation systems in power plants and substations to ensure reliable connection between equipment and on-site signals.

3、 Technical features

Industrial grade PCB design, suitable for harsh power environments

Multi layer structure, high signal integrity

Equipped with electrical isolation function, effectively suppressing electromagnetic interference

Modular structure, convenient for installation and maintenance

Compliant with electrical equipment standards such as IEC 60255

Product imag

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