Digital OverVoltage Relay (GDR-C01) User's Manual V1.00
Kyongbo Electronics Co., Ltd.
Table of Contents
Order of Titles
1. General Features ···································································································································· 9
2. Technical Data ····································································································································· 10
2.1 Voltage Input ································································································································· 10
2.2 Rated Control Source Voltage ····································································································· 10
2.3 Rated Frequency ···························································································································· 10
2.4 Case ················································································································································· 10
2.5 OverVoltage ···································································································································· 11
2.6 Output Contacts / Capacity ·········································································································· 12
2.7 Insulation Test ································································································································ 13
2.8 Mechanical Test ····························································································································· 14
2.9 Noise Test ······································································································································ 14
2.10 Temperature, Humidity Test ······································································································· 15
2.11 Other Operating Condition ·········································································································· 15
3. Protection Characteristics ···················································································································· 16
3.1 OverVoltage Function ···················································································································· 16
4. Subsidiary Function ····························································································································· 17
4.1 Metering ·········································································································································· 17
4.2 Communication ······························································································································· 17
4.2.1 RS-232C Communication ······································································································· 18
4.2.2 RS-485C Communication ······································································································· 18
4.3 Self Diagnosis Function ················································································································ 19
4.4 Fault Recording Function ·············································································································· 19
5. Display Panel Construction ················································································································· 20
5.1 Front-side Display Panel Structure ······························································································ 20
5.2 Key Pad & Communication Connector ······················································································ 21
5.3 LED ( Operating Indicators ) ······································································································ 21
6. Display & Setting Modes ··················································································································· 22
6.1 Key Operations and LCD Construction ······················································································ 22
6.1.1 LCD Default Display Condition, Backlight On/Off ··························································· 22
6.1.2 LCD Screen Display and Principles of Key Operation ····················································· 22
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