PCS-924S Stub Differential Relay-NR Electric Co. Ltd

SERVICES NEWS EVENT CALENDOR CONTACT US: PCS-924S Stub Differential Relay

PCS-924S is a fully numerical stub differential relay which is mainly designed for protecting T-zone of one and a half breakers arrangement. The protection function of PCS-924S comprises of current differential protection, phase overcurrent protection and feeder line end fault protection. With its flexibility and the powerful PCS-Studio configuration tool, PCS-924S offers future-oriented busbar solutions with high investment security and low operating costs.

Protection Communication interface Communication protocol Digital application Cybersecurity Supervision Recording Measurement

IEC 61850 MMS Server
IEC 61850-8-1 GOOSE
IEC 61850-9-2LE SV
4 100Base-TX electrical or 100Base-FX optical Ethernet port (station level)
Extendable 100Base-FX optical Ethernet port (process level)
Extendable 1000Base-SX optical Ethernet port (process level)
Clock synchronization
IRIG-B: IRIG-B via serial port (RS-485 or TTL level), BNC port (TTL level) or optical fibre port
PPS: Pulse per second (PPS) via serial port (RS-485 or TTL level), BNC port (TTL level), optical fibre port or binary input
IEEE 1588: Clock message based on IEEE 1588 via Ethernet network
SNTP: Unicast (point-to-point) & broadcast SNTP mode via Ethernet network
Clock messages: IEC 60870-5-103 protocol, Modbus protocol and DNP3.0 protocol

Event recorder including 1024 disturbance records, 1024 binary events, 1024 supervision events, 256 control logs and 1024 device logs.
64 disturbance waveforms records (The file format of disturbance recorder is compatible with international COMTRADE file.)
64 high-frequency waveforms records (The file format of disturbance recorder is compatible with international COMTRADE file.)

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