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Binary input
Default usage
Connector pins
X110-BI5
Activate parallel operation
X110-8,9
X110-BI6
Activate automatic mode
X110-10,9
X110-BI7
Circuit breaker closed indication
X110-11,12
X110-BI8
Circuit breaker open indication
X110-13,12
Table 16:
Default connections for binary inputs (alternative to the RTD card)
Binary input
Default usage
Connector pins
X130-BI1
BCD sign bit (tap changer position)
X130-1,2
X130-BI2
BCD bit 1 MSB
X130-2,3
X130-BI3
BCD bit 2
X130-4,5
X130-BI4
BCD bit 3
X130-5,6
X130-BI5
BCD bit 4
X130-7,8
X130-BI6
BCD bit 5 LSB
X130-8,9
Table 17:
Default connections for RDT/mA inputs
RTD/mA input
Default usage
Connector pins
X130-AI1
Tap changer position
X130-1,2
X130-AI2
X130-3,4
X130-AI3
Transformer ambient temperature
X130-5,6,11c
X130-AI4
X130-7,8,11c
X130-AI5
X130-9,10,11c
X130-AI6
X130-13,14,12c
X130-AI7
X130-15,16,12c
X130-AI8
X130-17,18,12c
Table 18:
Default connections for binary outputs
Binary output
Default usage
Connector pins
X100-PO1
Lower own command
X100-6,7
X100-PO2
Raise own command
X100-8,9
X100-SO1
General start indication
X100-10,11,(12)
X100-SO2
General operate indication
X100-13,14
X100-PO3
Master trip
X100-15-19
X100-PO4
Close circuit breaker
X100-20-24
X110-SO1
Tap changer control alarm
X110-14,15,16
X110-SO2
Overcurrent operate alarm
X110-17,18,19
X110-SO3
Voltage protection operate alarm
X110-20,21,22
X110-SO4
Overload protection operate alarm
X110-23,24
Section 3
1MRS757054 A
REU615 standard configurations
46
REU615
Application Manual