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7SJ6471-4EB91-3FE4 L0R
Manufacturer: SIEMENS
Price: On Request
MULTIFUNCTION PROTECTIVE RELAY
SYNCHRONIZATION (OPTIONAL)
AND RESISTANCE TEMPERATURE
DETECTOR INTERFACE,
GRAPHIC DISPLAY,
CASE 1/1 19", 48BI, 21BO,
4 POWER RELAYS, (8 CONTACTS)
1 WATCHDOG CONTACT
PHASE CURRENT TRANSFORMER 1A
SUPPLY VOLTAGE: DC 60V TO 125V,
TRIGG.LEVEL BINARY INPUT DC 19V
FLUSH MOUNTING CASE,
SCREW TERMINALS
LANGUAGE ENGLISH, 50/60HZ,
IEC/ANSI, REGION WORLD,
(LANGUAGE CHANGEABLE)
SYSTEM PORT
(ON REAR OF DEVICE) PORT B
IEC 61850,100 MBIT ETHERNET
ELECTRICAL,DOUBLE,RJ45-PLUG
DIGSI 4/MODEM PORT
(ON REAR OF DEVICE) PORT C
DIGSI4, RS232
METERING: PEAK VALUES,
AVERAGE METER, MIN/MAX-VALUES,
FAULT RECORDING
FUNCTIONALITY: TOC+V/F
PHASE OVERCURRENT (50/51):
I>,I>>,IP,REVERSE INTERLOCKING,
INDEPENDENT OF PHASE ROTATION,
GROUND OVERCURRENT (50N/51N):
IE>,IE>>,IEP, OVERLOAD PROTECT.
WITH 2 TIME CONSTANTS (49),
TRIP CIRCUIT SUPERVISION (74TC)
BREAKER FAILURE PROTEC. (50BF),
COLD LOAD PICKUP,
INRUSH BLOCKING,
NEGATIVE SEQUENCE (46),
LOCK OUT (86),
OVER7UNDER FREQUENCY (81U/O),
UNDER VOLTAGE (27-1,27-2),
OVER VOLTAGE (59-1)
SYNCHRONIZATION