Vertiv I Liebert Air Cooled Condenser I User Manual 10
2.4 Installation Procedures
Before commencing installation hot works, release all nitrogen holding charges
from the indoor and outdoor units.
Installing pipelines
1. Protect copper pipes from heat sources. Isolate copper pipes from structures or
other obstacles using rigid supports. Avoid dust, water vapor and irrelevant objects
from entering copper pipes.
2
. U
se a good quality, silver-based solder for all brazed connections. Use
refrigeration grade copper pipes and fittings throughout the installation. Purge all
pipes with nitrogen during brazing to prevent oxidation.
1. Identify the pipe sizes
R
efer to Installing Unit Pipes in Liebert LSF Air Conditioner User Manual for pipe sizes.
2. Identify the condenser installation height
Refer to Installing Unit Pipes in Liebert LSF Air Conditioner User Manual for installation height.
3.
I
nstall the pipe
s
I
nstall the pipes according to local and national codes and standards.
Connecting external power (external power supply of the condenser)
1.
I
dentify the cable specifications
Select the power supply cables and start/stop signal cables of the condenser according to site
conditions, such as the distance between the indoor unit and the condenser.
Table 2-1 Operation current of fan under 400V voltage
Condenser Model FLA (A)
LSF24 1.65
LSF32 1.05
LSF38, LSF42, LSF52, LDF42, LDF52 2.4
LSF62, LSF70, LDF62, LDF70 3.3
LSF76, LSF85, LDF76, LDF85 4.8
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