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Ordering Information – 7SG1125 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, includes additional
voltage protection and energy metering.
1
)
High burden 110V & 220V binary inputs compliant with ESI48-4 ESI 1 available via external dropper resistors with 48V binary input version
for 5 binary inputs and 110 V application, order resistor box VCE:2512H10065 in addition
for 9 binary inputs and 110 V application, order resistor box VCE:2512H10064 in addition
for 5 binary inputs and 220 V application, order resistor box VCE:2512H10067 in addition
for 9 binary inputs and 220 V application, order two resistor boxes VCE:2512H10067 in addition
Refer to website for application note about ESI48-4 compliance
©2010 Siemens Protection Devices Limited
Variants
Number of elements
Four pole relay (numeric VT)
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
3 pole phase-fault directional and earth-fault directional
3 pole phase-fault directional and sensitive/restricted
earth fault (SEF/REF) or
2 pole phase-fault directional and earth fault directional and
sensitive/restricted earth-fault (SEF/REF)
Nominal current
1/5 A and 63/110 V AC
I/O range
5 Binary Inputs / 11 Binary Outputs (incl. 3 changeover)
9 Binary Inputs / 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)
-90º to +90º in steps of 1º
Housing size
Case size E8 (4U high)
7SG11 Argus 2 Diagrams and Parameters
Order No.
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7 S G 1 1 2
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E
P20009 Page 9 of 37
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