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Page 24 - 34020113EN/AA
Outputs
Signals available on each contact
- Load-supplied status condition (presence or
absence of power to the load).
- General alarm (fault on one of the sources or
on the Upsilon STS).
- Upsilon STS fault.
- Source S1 status condition (within or outside
tolerances).
- Source S2 status condition (within or outside
tolerances).
- Phase-error condition between the two
sources (within or outside tolerances).
- Source S1 status condition (active or inactive).
- Source S2 status condition (active or inactive).
- Preferred-source status condition (S1 inactive
and S2 active).
- Automatic-transfer status condition
(authorised or not).
- Overload status condition.
Factory setting
1.1
- Load-supplied status condition (presence or
absence of power to the load).
- General alarm (fault on one of the sources or
on the Upsilon STS).
- Upsilon STS fault.
- Overload status condition.
- Source S1 status condition (active or inactive).
- Source S2 status condition (active or inactive).
1.2
1.3
1.4
1.5
1.6
Inputs
Signals available on each contact
- Memorised faults reset command.
- Selection command for source S1.
- Selection command for source S2.
- Selection command for the authorised
automatic retransfer mode.
- Selection command for the inhibited automatic
retransfer mode.
- Command to authorise transfer.
- Command to disable transfer.
- EPO command (enables the opening
command for switches Q1 and Q2).
Factory setting
1.A
- Memorised faults reset command.
- Command to disable transfer.
1.B
3.6 Customization of the relay communication card
3. Operation