Digital Equipment HA3000, Руководство по установке

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1–6 INSTALLATION REFERENCE CHECKLISTS
1.3.4 HA33D/F UPS CSA Cabinet
The electrician’s responsibilities during the installation of the HA33D/F UPS CSA
Cabinet are listed below.
Check Off Function Task
Cable Entry/Exit Perform the cable knockouts and provide the fittings
and conduits for this cabinet. Right-side cable entry is
possible (Figure 4–16). Refer to the HA3000 20-80 kVA
Uninterruptible Power System Installation Drawings
(EK-HA32X-ID).
Input Conductors
(supplied by the
electrician)
Provide five power cables; three phase conductors, a
ground conductor, and neutral (all of equal ampacity)
if the UPS CSA Cabinet contains a CSA assembly
only. Refer to the UPS CSA Cabinet installation
instructions in Chapter 4 when making the ac input
cable connections.
Provide four power cables; three phase conductors and
a ground conductor (all of equal ampacity) if the UPS
CSA Cabinet contains an input isolation/step-down
transformer and a CSA assembly. Refer to Table B–9
for current ratings. Refer to the UPS CSA Cabinet
installation instructions in Chapter 4 when making the
ac input cable connections.
Output Conductors Connect the output cables that are factory installed in
the UPS CSA Cabinet to the main ac input (MAINS1)
and bypass ac input (MAINS2) busbars in the UPS
cabinet. Refer to the UPS CSA Cabinet installation
instructions in Chapter 4 when making the output
cable connections.
Control Wire
Connections
Connect the two factory installed control wires in the
UPS CSA Cabinet to TB2-11 and TB2-12 in the UPS
cabinet (Figure 4–3).