ABB SPEF 3A2 C User Manual And Technical Description page 6

Fault indicator
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6
Analog output signals
Terminal Function
X1-14
Analog real-time readout (0...5 V) of maximum current of the phases L1-L3.
The scaling is user selectable by changing the range selector. This range selector is
settable with the serial parameter S10 or at front
ting I>.
X1-15
Analog real-time readout (0...5 V) of residual current I
selectable by changing the range selector. This range selector is settable with the serial
parameter S11 or at front panel, submenu of the setting I
Analog real-time readout (0...5 V) of phase unbalance ∆I.
X1-16
X1-18
GND, internally connected to X1-7.
Serial communication connections
Current loop connection to SPOC 2XX with cable SPA-ZP27A07
Terminal Function
X2-2
TxD- to SPOC 2XX, 0/5 mA
X2-8
TxD+ to SPOC 2XX
X2-5
RxD+ from SPOC 2XX, 0/5-20 mA
X2-6
RxD- from SPOC 2XX
SPA logic/RS232 connection to PC with cable SPA-ZP5A
Terminal Function
X2-2
TxD, output
X2-3
RxD, input
X2-9
+10 Vdc, supply voltage for SPA-ZP5A
X2-7
GND
Fibre optic bus connection module SPA-ZC21
Terminal Function
X2-2
TxD, output
X2-3
TxD, input
X2-9
+10 Vdc, supply voltage for SPA-ZC21
X2-7
GND
Fibre optic bus connection module SPA-ZC17 or SPA-ZC22 with cable SPA-ZP14A2
Terminal Function
X2-2
TxD, output
X2-3
RxD, input
X2-7
GND
The fault indicator SPEF 3A2 C is interfaced with the SPA serial communication bus through a 9-
pole, D-type subminiature connector X2 located on the front panel of the device.
panel, submenu of the set-
. The scaling is user
0
>.
0

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