September 2020 29 PoolPak PCP Series – Indoor OMM
o Depending on the size and capacity, condenser or cooler may have multiple fans or coils.
• Electric power is normally to be brought to disconnect (35) (if cooler/condenser is equipped with such), which
feeds it to the electrical box (36), that contains condenser or cooler power and control apparatuses.
o Condenser’s piping manifold/connections normally are protected by the electrical panel cover;
o Depending on type of fluid cooler, location of electrical box may slightly differ; in some cases,
electrical box may be incorporated into pump package.
Fluid Coolers Pump Package.
Fluid Coolers, if equipped with such option, would have a pump package box. Pic.D.6 below shows general layout
of pump packages, used for NG-Z (left) and NG-V (right) fluid coolers. Note, that the package used with NG-V
coolers could be mounted onto the fluid cooler directly (standard) or provided separately.
• Pump (38) establishes glycol mixture circulation through the fluid cooler and dehumidifier;
• Expansion tank (39) compensates for temperature-based glycol volume fluctuation;
• The pump package electrical sub-panel (40) contains the pump package electrical power and control
apparatuses.
• The pump package manifolds are usually equipped with pressure gauges, automatic air venting valve, draining
and other valves.
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