25VERTIV™ - Liebert
®
EFC - UM - 10040805MAN_ENG - 30.03.2023
Prior to proceeding with unit installation it is recommended to check
the following:
• The structure (concrete or other) supporting the unit must be
adequately designed for the unit static and operating weight;
water mass forecasted in unit sumps must also be considered;
• Make sure to handle properly the unit to avoid damage during
positioning (specially on roof installation)
• Electric supply lines must be adequately sized according to the
unit electric characteristics, indicated in the unit name plate;
• Plumbing and drainage are available in accordance to unit
requirements;
• When Liebert
®
EFC are positioned during building
construction, it is important that in this phase they are kept
protected with the original package; most sensitive parts
are external fan module (process fans) and heat exchanger,
subject to potential damages caused by chips and small
stones;
• At the same way water tank must be protected to avoid sands
and stones falling in, that could damage water pumps;
0
.
5
°
h
h + dh
L
towards the water discharge valve (see drawing above) to facilitate good drainage.
Example calculation:
Ensure the vertical angular can be removed
humidity sensors.
Angular to access to temperature/humidity sensors
gradient ()
gradient ()
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