Minuteman Continuous Power Series, Owner'S Manual

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3 1
Minuteman Continuous Power Series UPS
I
NSTALLING A
C
USTOMER
S
UPPLIED
E
XTERNAL
DC S
OURCE
The following instructions explain how to connect an external DC source to the
UPS. Note the warnings and cautions before installing.
W A R N I N G
ELECTRICAL SHOCK HAZARD. A voltage and over current pro-
tection device MUST be installed between the external DC
source system and the UPS. The external backup system may
contain HIGH VOLTAGES. BE CAREFUL when making connec-
tions to terminals labeled “BATT INPUT”. These high voltages
can damage equipment and injure or kill personnel.
W A R N I N G
To hard-wire an external DC source to the UPS terminal block,
make sure the UPS is OFF by pressing the ON/OFF and OFF
buttons at the same time. Connect only one wire per termi-
nal.
1. Disconnect the internal battery connector shown in Figure 3-19 before
connecting any wires to the terminal blocks.
2. Connect the external DC source according to the External DC Source
Connection Chart, Table 3-8.
W A R N I N G
ELECTRIC SHOCK HAZARD. The internal battery connector
must be disconnected to prevent electric shock when in-
stalling an external DC source. Electric shock can injure or
kill personnel.
W A R N I N G
The maximum available fault current must be limited to less
than or equal to 5000 A fro m any DC source.
Internal
Battery Connector
Figure 3-19. Disconnecting the internal battery connector
WARNING!
WARNING!
WARNING!
WARNING!