SIEMENS

DIGITAL DIFFERENTIAL PROTECTION RELAY, FOR TRANSFORMER, GENERATORS, MOTOR, AND SHORT CABLE 4-LINE ALPHANUM.BACKLIT DISPLAY: 7 PROGRAMMABLE LEDS, NAVIGATION KEYS, FUNCTION KEYS, CASE 1/3 X 19", 3BI, 4BO, 1 WATCHDOG CONTACT, 7I, IEE, CURRENT TRANSFORMER: 5A SUPPLY VOLTAGE:DC 110V TO 250V, AC 115V/230V, TRIGGER LEVEL BINARY INPUT 88V FLUSH MOUNTING CASE, SCREW TERMINALS (DIRECT WIRING/RING LUGS) REGION WORLD, 50/60HZ, IEC/ANSI, LANGUAGE ENGLISH (LANGUAGE CHANGEABLE) NO SYSTEM PORT WITHOUT DIGSI 4/MODEM PORT BASIS MEASURED VALUES, FAULT RECORDING RESTRICTED EARTH FAULT LOW IMPEDANCE (87N) UMZ 1-PHASE FOR RESTRICTED EARTH FAULT HIGH IMPEDANCE (87N W/O RESISTOR AND VARISTOR) SENSITIVE OVERCURR.-TIME PROTECTION/TANK PROTECTION (64) Negative Sequence Protect. (46) BREAKER FAILURE PROTECT. (50BF) TRIP CIRCUIT SUPERVISION (74TC)

MULTIFUNCTION PROTECTIVE RELAY WITH BACKLIT 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 = 5A, IE = 5A(MIN. = 0.25A) 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 MODBUS, RS485 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+ MOTOR PHASE OVERCURRENT (50/51): I>,I>>,IP,REVERSE INTERLOCKING, INDEPENDENT OF PHASE ROTATION, GROUND OVERCURRENT (50N/51N): IE>, IE>>,IEP, OVERLOAD PROTECTION WITH 2 TIME CONSTANTS (49), TRIP CIRCUIT SUPERVISION (74TC) BREAKER FAILURE PROTECT.(50BF), COLD LOAD PICKUP, INRUSH BLOCKING, NEGATIVE SEQUENCE (46) LOCK OUT (86) MOTOR PROTECTION: UNDERCURRENT (37), NEGATIVE SEQUENCE (46), START UP SUPERVERSION (48), START UP BLOCK./LOCKOUT (66/86) WITHOUT AUTO-RECLOSURE

SKD60 Electrohydraulic actuator, 1000 N, 20 mm, AC 24 V, DC 0...10/V, 4...20 mA Overload-proof through travel-dependent, electronic switching off in the end position. With die-cast aluminium housing and yoke for valves with 20 mm stroke. Optional function with one auxiliary switch. With manual control.