- Multifunctional Protection and Measurement

- Monitoring and Control Function

- Interlock Logic Function based on PLC

- Self Diagnosis Function

- Event and Fault Record Function

- IEC61850 Communication Protocol
   (KEMA Certication : NO. 74101864 – MOC/INC 12-01488)

Product

The Product is an Intelligent Electronic Device(IED) which is designed to carry out various functions such as protection, monitoring, control, measurement, interlock functions for 25.8kV GIS in digital substation and the IED uses for protecting main transformer’s secondary Main feeder/Distribution line, Sh.C, S.Tr/Bus Tie, Bus section/PT bay.

Features

1. Protection Function	- OCR(50/51N), Reclosing(79), OVR(59), UVR(27), NGR(59GA, 59GT), UBOC
2. Measurement Function	- Current(A), Voltage(V), Apparent Power(AV), Active Power(P), Reactive    Power(Q), Power Factor(PF), Frequency(F)
3. Monitoring and Control    Function	- Monitoring contacts of CB/DS/ES - Remotely control contacts of CB/DS/ES
4. Interlock Logic Function    based on PLC	- Replace conventional circuits with configuration of various Interlock logics    base on programmable Logic Controller
5. Self Diagnisis Function	- Setting value, Memory(ROM/ RAM/ Clock), Power source, A/D converter,    In-output circuits
6. Event and Fault Record    Function	- Recoard all event related to protection and control - Change setting values and analyze fault data though HMI which is offered    by manufacturer - Possible to change comtrade file
7. IEC 61850 Communication    Protocol	- Offer MMS, Goose, Report signals - Setting Group Support - Acquire the reliability through communication doubling - Improve the interoperability between third    * party IEDs - Obtain the IEC 61850 certificate of Level A1 by KEMA    (No.74101864-MOC.INC 12-01488) - Front USB port(for PC MMI), Rear Optic    * port(for IEC 61850 Communication)

Specification

Control Power Source		DC 120V±20%
Power Consumption		Under 30W at normal time, Under 50W during operation
Rated	Current	110/V, 190/V, 190/3V
	Current	AC 5A
Input Contact	Current / Voltage	4CT, 4PT or 8PT
	Digital	28EA
	Analog	5EA(4~20mA x 5ea)
Output Contact	Control	14EA(‘a’Contact x 14ea)
	Alarm	2EA(‘c’Contact x 2ea)
Communication	Front	USB port for HMI
	Rear	Optic port(ST type)×4EA(IEC 61850 : 2EA, OPTION : 2EA) LAN PORT × 1EA (for Tester)
Case	Material	Steel
	Size	304 × 275 × 259(mm)