Publicidad
Idiomas disponibles
Idiomas disponibles
UPS Enterprise Parallelism Procedure
On the distribution board, open all the output switches of the units in the parallel system.
Open the manual Bypass switch on all devices in the parallel system.
From this moment the system is completely isolated and the load directly connected to the
main input.
Connect the power cables of the new UPS; refer to
39. Observing the instructions of
on page 39 (Figure 5.6 on page
between the system units.
Referring to
Chapter 5 UPS ENTERPRISE PARALLELISM PROCEDURE on page
that the power cables are connected correctly.
On the distribution board, close the input switches of all system units.
On the distribution board, close the output switches of all system units.
Close the manual Bypass switch.
Figure 5.35: Only manual bypass switch-disconnector closed position
Repeat the operation above for all the other units of the system.
On the distribution board, open the manual external Bypass switch.
Close the reserve switch DJER.
Figure 5.36: Closed position of the reserve input and manual bypass switch-disconnectors
Repeat the operation above for all the other units of the system.
52 | Enterprise
Mains line
Reserve
OFF
OFF
Figure 5.34: Position of all switch disconnectors open
Chapter 5 UPS ENTERPRISE PARALLELISM PROCEDURE
42), connect the optical fibers of the communication loop
Mains line
Reserve
OFF
OFF
Mains line
Reserve
OFF
ON
M-Bypass
Output
OFF
OFF
Section 5.1 SYSTEM PREPARATION on page
M-Bypass
Output
ON
OFF
M-Bypass
Output
ON
OFF
39, check
Publicidad
