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Ordering Information – 7SG1121 Argus 2
Product description
Directional O/C relay
Ideal for directional overcurrent and earth
fault protection of solid ring systems
utilising the fully independent
bi-directional feature.
)
High burden 110V & 220V binary inputs compliant with ESI48-4 ESI 1 available via external dropper resistors with 48V binary input version
1
for 1 binary input and 110 V application, order resistor box VCE:2512H10066 in addition
for 1 binary input and 220 V application, order resistor box VCE:2512H10068 in addition
Refer to website for application note about ESI48-4 compliance
©2013 Siemens Protection Devices Limited
Variants
Number of elements
Single pole relay
Auxiliary supply/binary input voltage
24/30/48 V DC auxiliary, 30 V binary input
110/220 V DC auxiliary, 30 V binary input
24/30/48 V DC auxiliary, 48 V binary input
110/220 V DC auxiliary, 48 V binary input
110/220 V DC auxiliary, 110 V low burden binary input
110/220 V DC auxiliary, 220 V low burden binary input
Type of elements
Single pole earth-fault directional
Single pole earth-fault directional
Single pole sensitive/restricted directional earth-fault (SEF/REF)
Single pole sensitive/restricted directional earth-fault (SEF/REF)
Nominal current
1/ 5 A
I/O range
1 Binary Input / 7 Binary Outputs (incl. 3 changeover)
Communication interface
Fibre optic (ST-connector) / IEC 60870-5-103 or Modbus RTU
RS485 interface / IEC 60870-5-103 or Modbus RTU
Directional measurement characteristic angle (CA)
0º, -15º, -45º, -65º for earth faults
0º, -15º, -45º, -90º for earth faults
Housing size
Case size E4 (4U high)
Order No.
7 S G 1 1 2
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7SG11 Documentation Set
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