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优质供应7SJ6322-5EB62-3HF0流保护提供3 段定时限过流和 1 段反时限过流,每段都可单独投退,方便整定配合。 过流保护提供方向元件判定功能,每段可单独投退方向元件,方便通过对故障电流幅值以及故障方向的判断,实现保护间的相互配合。 过流保护提供复合电压闭锁功能,每段可单独投退复合电压闭锁元件,方便通过对故障电流幅值以及故障
优质供应7SJ6322-5EB62-3HF0电压的判断,实现保护间的相互配合及提高保护灵敏度。 根据具体保护对象的不同,过流保护也有所区别。如电容器过流保护,则不带方向元件和复合电压元件;
站用变过流保护不带方向元件等
7SJ6322-5EB62-3HF0;MULTIFUNCTION PROTECTIVE RELAY
BAY CONTROLLER W.LOCATED CONTR.
BACKFIT GRAPHIC DISPLAY,
14 PROGRAMMABLE LED,
KEY SWITCHES,
CASE 1/2 19", 24BI, 11BO,
2 POWER RELAYS, (4 CONTACTS)
1 WATCHDOG CONTACT
MEASURING INPUTS (3 X U,4 X I):
IPH = 1A, IE = SENSITIVE
(MIN. = 0.001A)
SUPPLY VOLTAGE:DC 110V TO 250V,
AC 115V TO 230V,
TRIGG.LEVEL BINARY INPUT DC 88V
FLUSH MOUNTING CASE,
SCREW TERMINALS
LANGUAGE ENGLISH, 50/60HZ,
IEC/ANSI, REGION WORLD,
(LANGUAGE CHANGEABLE)
SYSTEM PORT
(ON REAR OF DEVICE) PORT B
PROFIBUS FMS SLAVE, FIBER,
DOUBLE LOOP, ST-PLUG
DIGSI 4/MODEM PORT
(ON REAR OF DEVICE) PORT C
DIGSI 4, RS485
METERING: PEAK VALUES,
AVERAGE METER, MIN/MAX-VALUES,
FAULT RECORDING
FUNCTIONALITY:TOC+V/F MOTOR IEE
+SENSITIVE DIRECT. GROUND FAULT
PHASE OVERCURRENT (50/51):
I>,I>>,IP,REVERSE INTERLOCKING,
GROUND OVERCURRENT (50N/51N):
IE>, IE>>, IEP,
SENSITIVE DIRECTIONAL GROUND
PROTECTION IEE(67N): IEE>,IEE>>
GROUND VOLTAGE DISPLACEMENT(64)
PHASE ROTATION(47), OVERLOAD
PROTECT.W. 2 TIME CONSTANTS(49)
TRIP CIRCUIT SUPERVISION (74TC)
BREAKER FAILURE PROTECT. (50BF)
INRUSH BLOCKING, LOCK OUT (86)
MOTOR PROTECT.:UNDERCURRENT(37)
NEGATIVE SEQUENCE (46)
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