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6 F 2 S 0 8 5 7
Accuracy
Current differential element: pick-up
reset
±5%
±5%
Time-overcurrent protection: pick-up ±5%
Inverse time overcurrent characteristics:
Standard inverse, Very and long-time inverse
Extremely inverse
IEC60255-3 class 5
IEC60255-3 class 7.5
Thermal overload protection: pick-up ±10%
Frequency protection: pick-up ±0.03Hz
Overexitation protection ±2% of pick-up voltage (frequency range ±2%)
Disturbance record initiation
Overcurrent element 0.10 to 20.00pu in 0.01pu steps
Earth fault 0.05 to 20.00pu in 0.01pu steps
Pre-fault time 0.3s (fixed)
Post-fault time 0.1 to 3.0s in 0.1s steps
Communication port
Front communication port (local PC)
Connection
Cable type
Cable length
Connector
Point to point
Multi-core (straight)
15m (max.)
RS232C 9-pin D-subminiature connector female
Rear communication port (remote PC)
RS485 I/F:
Transmission data rate for RSM system
Connection
Connector
Cable and length
Isolation
64kbps
Multidrop mode (max. 32 relays)
Screw terminals
Twisted pair cable, max. 1200m
2kVac for 1min.
Fibre optic I/F:
ST connector, graded-index multi-mode 50/125μm or
62.5/125μm type optical fibres
Ethernet LAN I/F: 100BASE-TX: RJ-45 connector
100BASE-FX: SC connector
IRIG-B port
Connection BNC connector
Cable type 50 ohm coaxial cable
Binary inputs
Operating voltage Typical 74Vdc(min. 70Vdc) for 110V/125Vdc rating
Typical 138Vdc(min. 125Vdc) for 220V/250Vdc rating
Typical 31Vdc(min. 28Vdc) for 48V/54V/60Vdc rating
Typical 16Vdc(min.15Vdc) for 24V/30Vdc rating