UPS Installation Plan and Unpacking
3-16
Eaton
®
Power Xpert
®
9395C UPS Installation and Operation Manual
P-164000821—Rev 01
www.eaton.com/powerquality
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The UPS battery aux signal wiring from the UPS must be connected to the battery disconnect device.
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The REPO feature opens all contactors in the UPS cabinet and isolates power from your critical load. Local
electrical codes may also require tripping upstream protective devices to the UPS.
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The REPO switch must be a latching-type switch not tied to any other circuits.
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A jumper wire must be connected between pins 1 and 2 on TB1, if the normally-closed REPO contact is not
used.
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REPO wiring should be a minimum of 22 AWG and a maximum of 14 AWG.
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The REPO switch wiring must be in accordance with NEC Article 725 Class 2 requirements.
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The maximum distance between the REPO and the UPS cannot exceed 150 meters (500 feet).
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Alarm relay contacts have a maximum current rating of 5A and a switched voltage rating of 30 Vac and 28
Vdc.
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Alarm relay wiring should be a minimum of 22 AWG.
3.3
Inspecting and Unpacking the UPS Cabinets
The UPS cabinet is divided into two sections palleted separately for shipping. The sections are shipped bolted
to wooden pallets (see Figure 3-10 and Figure 3-11) and protected with outer protective packaging material.
WARNING
The UPS sections are heavy (see Table 3-1). If unpacking and unloading instructions are not closely
followed, the cabinets may tip and cause serious injury.
AVERTISSEMENT!
Les sections de l’onduleur sont lourdes (voir le Table 3-1). Suivre attentivement les instructions de
déchargement et de déballage pour eviter de renverser les armoires, ce qui pourrait causer de
graves blessures.
CAUTION
To prevent damage to the wiring channel and wiring in the ISBM section base when lifting or
moving the cabinet:
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Lift and move the ISBM section using only the front or rear forklift slots.
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Verify that the forklift forks are in a horizontal position before inserting them into the forklift
slots. DO NOT angle fork tips upward.
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Insert the forks all the way through the base. DO NOT insert forks partially into the base to move
the cabinet.
NOTE
On all 9395C-1100 models that will be fed by a site generator at any time it is
recommended to have an “On Generator” sensing input connected and proven
functional. This allows the UPS to optimize its operation with the generator. This
function includes reduced input current and battery current limits, slower walk-in to
ease the load step on the generator initially, and HIGH ALERT mode for ESS.
HIGH ALERT mode is desired because any loads with a leading power factor will
not be seen by the generator. Rectifier operation will be much softer while on
generator thereby increasing overall system stability.
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