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2.2 Electrical Connections
CAUTION
Only an authorized electrical professional should access
electrical connections. A severe shock hazard exists.
The ONLY user serviceable items in the Galaxy 3000 unit are:
A. The main and bypass power connections
B. The load connection
C. Any cable connection to external or auxiliary module
D. The communication card options
The access method for connections made to the communication cards is clearly seen when the front door to the
Galaxy 3000 unit is opened. However, access to the main, bypass and load connections is made through the
removal of the safety panel located in the lower left of the Galaxy 3000 (with the door open). This safety panel is
removed by first removing the four (4) screws securing the panel. It can then be removed by lifting the safety panel
away from the unit.
2.2.1 Electrical Connections (UPS Module)
Electrical connections and cabinet interconnection will vary depending upon the configuration and options selected
with your Galaxy UPS system. Refer to the installation drawings supplied with your equipment.
Connecting Power Cable Connections to access the connection terminal blocks, open the door to the Galaxy 3000
UPS. Remove the safety panel located in the lower left hand section of the unit. See Figure 2-1.
a. The ground conductors must be connected to the ground terminal posts.
b. Connect the three conductors of the Normal AC source to terminal block TB1.
c. If bypass terminal block is present, connect the conductors of the Bypass AC source to terminal block TB3.
d. Connect the four conductors supplying the load to terminal block TB2.
e. Secure all cables with cable ties.
f. Put all panels and covers back in place.
Galaxy 3000 10-30kVA
Installation2 — 2
86-172010-00 C05