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火热促销7SJ6821-5EW00-3FE0:MULTIFUNCTION PROTECTIVE RELAY
CASE 1/3 19", 11BI, 6BO,
1 LIVE-STATUS CONTACT
PHASE CURRENT TRANSFORMER 1A
SUPPLY VOLTAGE:DC 110V TO 250V,
AC 115V TO 230V,
BINARY INPUT THRESHOLD 176V DC
FLUSH MOUNTING CASE,
SCREW TYPE TERMINALS
(RING TYPE CABLE LUG CONNECT.)
REGION CHINA, 50HZ, IEC/ANSI,
LANGUAGE CHINESE
(LANGUAGE FIXED)
NO SYSTEM PORT
WITH FRONT PORT, NO PORT C
WITH CONTROL,
WITH USER-PREDIFINED OBJECTS
FUNCTIONALITY:
PHASE OVERCURRENT (50/51):
I>,I>>,IP,REVERSE INTERLOCKING,
INDEPENDENT OF PHASE ROTATION,
EARTH-FAULT PROTECTION(50N/51N)
IE>,IE>>,IEP, INRUSH BLOCKING,
DIR. EARTH FIT. PROTECTION
(SENSITIVE OR NON-SENSITIVE):
IEE>, IEE>>,IEEP
67N(S)/50N(S)/51N(S),
UNDERCURRENT MONITORING (37),
NEGATIVE SEQUENCE PROTECT.(46),
PHASE SEQUENCE MONITORING (47),
DISPLACEMENT VOLTAGE (64/59N),
UNDER-/OVERVOLTAGE (27/59),
UNDER-/OVERFREQUENCY (81U/O)
FLEXIBLE PROTECT.FUNCTIONS(81R)
TRIP CIRCUIT SUPERVISION (74TC)
4 SETTING GROUPS, COLD LOAD
PICKUP, LOCK OUT (86)
WITHOUT AUTO-RECLOSURE
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发电机保护
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