Promet U-I DC Multi Protection Relay

Details

Protection	Metering
Built-in complex relay function (refer to U-series selection table) Current element protection: OCR,OCGR Directional relay function: SGR Motor protection: THR, NSOCR, 51LR Characteristic curve Inverse Han, Strong Inverse, Early Inverse, Definite, Long Han KEPCO anti-Korean poetry, KEPCO strong anti-Korean poetry	Fault information (save up to 32) Fault waveform (60 cycles/each save up to 4) 1m sec maritime driving information history

Control and Monitoring	Communication
Alarm contact provided (5 contacts) Electrically isolated input contact (2 contacts) Provides electrically insulated input contacts (11)	Dedicated interface front RS-232 port Rear RS-485 port for upper level communication MODBUS RTU protocol

Convenience
Draw-out structure for easy inspection and A/S Free voltage control power (AC/DC 110 ~ 5V)