Kyongbo Electronics GDR-C01

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Summary

Safety Precautions

Warning

Indicates the possibility of death or serious injury.

Caution

Indicates the possibility of injury or damage to properties only.

Symbols

Explains warning and caution symbols used in the manual.

General Features

Features

Lists the main characteristics and capabilities of the OverVoltage Relay.

Technical Data

Voltage Input and Control Source

Details rated voltage, overload endurance, and control source voltage.

Frequency and Case Specifications

Specifies operational frequency and physical case characteristics.

OverVoltage

Output Contacts and Capacity

Insulation Test

Mechanical Test

Noise Test

Temperature and Humidity Test

Other Operating Conditions

Protection Characteristics

OverVoltage Function

Explains the overvoltage protection using inverse and definite time characteristics.

Subsidiary Function

Metering

Describes the relay's voltage metering capability.

Communication

Details the RS-232C and RS-485 communication methods and protocols.

RS-232 C Communication

RS-485 C Communication

Self Diagnosis Function

Fault Recording Function

Display Panel Construction

Front-side Display Panel Structure

Details the components of the front panel, including LCD, LEDs, and keypads.

Key Pad and Communication Connector

LED Operating Indicators

Display & Setting Modes

Interface Navigation and Operation

Details key operations, LCD screen structure, and menu tree navigation.

Initial Display and Backlight

Describes the default screen, fault display, and LCD backlight behavior.

One-button Display Mode

Explains how to view measurements and status using the Reset key.

Setting Modes

Measurement Screen

Protection Setting

Protection OVR Setting

Self-Diagnosis Screen

RS-485 Comm. Setting

System Config. Setting

System Config. Power System Setting

System Config. T;S Output Setting

System Config. T;S Output T;S 1 Setting

System Config. T;S Output T;S 1 RST Setting

System Config. T;S Output T;S 1 DLY Setting

System Config. Password Setting

Recorder

Recorder Display Fault Screen

Recorder Clear Fault Category

Test

Test Display Test

Test Contact Test

PC Software SetGDRSeries

Program Menu

Outlines the main menus for communication, file operations, and relay settings within SetGDRSeries.

Device Selecting

Selects the specific GDR Series relay to communicate with.

Communication Port Configuration

Configures the COM port and Slave Address for communication.

Setting Update Screen

Manages relay settings, status, and reports via PC software.

Setting

Sets protection relay elements and system configuration categories.

Status

Report

Help

Factory Default Setting Values

Dimensioned Drawings

Internal Block Diagram

External Connection Diagram

OverVoltage Element Inverse Time Characteristic Curve

OverVoltage Element Definite Time Characteristic Curve