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Midea R410A Direct Heating Commercial Heat Pump 50Hz Technical Manual MCAC-HTSM-201506
31
The installed unit should be sheltered from direct sunlight as much as possible, and be far
away from boiler flues and ambient air which may erode condenser coils and copper tube
parts of the unit, such as the places that full of dust and oil fume.
Safety measures of isolation should be taken, such as rail guards. These measures will
avoid artificial damages and accidental damages.
The height of the installation foundation for the unit should not be less than 100mm, and
floor drains are required in installation sites, to ensure smooth drainage and remove any
seeper.
In case of installation on the ground, the steel base of the unit should be located on the
concrete foundation, and the concrete plinth should extend below frozen soil layer. The
foundation of the unit should not be connected to the foundation of the building, to avoid
affecting the people due to transfer of noise and vibration. The base of the unit is provided
with installation holes, which can be used to connect the unit and the foundation firmly.
In case of installation on the roof, the roof must possess enough strength to sustain weight
of the unit and maintenance personnel. The unit can be supported on concrete foundations
or channel steel frames similar to those used in the unit installation on the ground. The
load-bearing channel steel must be in alignment with the installation holes of the unit
damper, and the channel steel should posses enough width for installing the damper.
Consult the building contractor, the archietectural designer or other specialists about the
cased with special installation requirements.
The unit can be installed on the ground or ont the suitable roof, but it should follows the
relative standards or laws to all lightnin-proof measures for the whole water heating system.
2.4 distance of unit ground screws (Unit: mm)
RSJ-420/SZN1-H