Salicru SLC ADAPT User Manual - page 13
13
The UPS auxiliary terminals are labelled as follows, de-
pending on the product series:
ADAPT, pins
1
and
2
of
(JP5)
.
CUBE3+, two terminal strip
(X51)
.
X-TRA, terminals
(MBY1)
and
(MBY2)
.
•
The way of connecting the control cables of the UPS’s with
the panel will differ depending on the UPS series, as well
as the quantity of available terminals in the control strip:
CUBE3+.
Make the parallel connection among the auxiliary con-
tacts of the manual bypass switch of each equipment
and the ones in the bypass panel (see Fig. 5 and 7).
ADAPT and X-TRA.
The manual bypass switch of the panel will have as
many extended auxiliary contacts of the control strip
as quantity of UPS’s to connect in parallel (see Fig. 6
and 8).
Connect the terminal strip of the panel with each UPS
of the parallel system respectively.
Never joint
these
connections, because each UPS has internal different
grounds.
As it has been stated previously, this connection is a safety lock
against wrong manoeuvring.
5.3.7.3. Connection among the auxiliary contact of the output
switch of each UPS, with the ones in the bypass panel
(available in panels of CUBE3+ and X-TRA series).
•
The output switch of each UPS has a normally opened
auxiliary contact , with a cable as a bridge mode
(PT)
,
which closes the circuit in the terminal strip
(X45)
in
CUBE3+ series or in terminal strip
(OAC-1)
and
(OAC-2)
in X-TRA series.
•
Remove it and by means of control wiring (minimum 1 mm
2
and maximum 2,5 mm
2
) connect the terminal strip labelled
as «OUTPUT AUXILIARY CONTACT» of the UPS
(X45)
or
(OAC-1)
and
(OAC-2)
with the ones in the bypass panel,
keeping in mind the correlative order of each one of them.
So, the «OUTPUT AUXILIARY CONTACT» terminals
(X45)
or
(OAC-1)
and
(OAC-2)
of UPS nr 1 to the auxiliary terminal
strip «OUTPUT 1 UPS», the terminals «OUTPUT AUXILIARY
CONTACT»
(X45)
or
(OAC-1)
and
(OAC-2)
of UPS nr 2 to
the auxiliary terminal strip «OUTPUT 2 UPS» and so on,
according to the quantity of equipments that makes the
system.
INPUT LINE
LOADS OUPUT
MANUAL
BYPASS
(*) Aux. cont.
Manual Bypass
(1)
UPS 1 Output
(2)
•••
UPS «N» Output
(2)
UPS 1 INPUT
INPUT
OUTPUT
Aux. cont. output
Aux. cont. manual bypass
MANUAL BYPASS
PANEL
UPS «N»
UPS
«N
» INPUT
UPS 1 OUTPUT
UPS
«N
» OUTPUT
•••
UPS 1
UPS 1 INPUT
UPS
«N
» INPUT
INPUT
OUTPUT
Aux. cont. output
Aux. cont. manual bypass
•••
•••
UPS
«N
» OUTPUT
UPS 1 OUTPUT
•••
•••
(*) Aux. cont.
(1) and (2)
Not available in manual bypass panels for UPS's of TWIN PRO and PRO 33 series.
Fig. 5. Manual bypass panel for «n» standard UPS’s in
parallel or redundant, of CUBE3+ , TWIN PRO and PRO
33 series .
USER'S MANUAL