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  • Over Votage Relay(YDOV-3)

Use : OVR For Condenser Protection, 60

Over Votage Relay(YDOV-3)
- Digital Protection Relay base on Real-Time Operation
- Overvoltage Protection Function(60)
- Self Diagnosis Function
- Test Trip Function
- Fault and Event Data
Product
The product operates against over voltage which a fault is occurred on the power equipment. It is designed to fit for protection of differential voltage method about static condenser which is Used for high voltage & ultra-high voltage distribution lines.

Features

1. Digital Protection Relay
    base on Real-Time
    Operation
- 16bit Digital
2. Overvoltage protection
    Function(60)
- Adopt characteristic curves according to IEC standard
3. Self Diagnosis Function - Setting value, Memory(ROM/RAM/Clock), Power source, A/D converter,
   In-output circuits
- Multiple Monitor of Output Circuit
4. Test Trip Function - Possible to change output contacts by test mode
5. Fault and Event Data
    Record
- Record event data(up to 8ea) and Fault data(up to 4ea)
- Change setting values and analyze fault data through HMI which is offered by
   manufacturer

Main functions

1. Protection metering function
- Protection function(60)
2. Communication
- Front: RS232C

Specification

Control Power Source DC 125 ± 20%
Rated Voltage AC 110V
Input Contact Voltage 3ea(A, B, C Phase Voltage)
Output Contact Control 1ea(‘a’ contact x 1ea)
Alarm 5ea(‘a’ contact x 4ea, ‘b’ contact x 1ea)
Communication Front RS-232C
Rear RS-485(Option)
Outer Case Structure Draw Out Type
Material Steel
Size 172 x 226 x 274(mm)