Samsung AM036NXMDCR Service Manual page 6

Product Specifications
Feature (cont.)
 Reinforced corrosion resistance on the heat exchanger
To prevent corrosion of the products which is installed in saline area, corrosion resistance has been reinforced.
No corrosion after 1,000 hours of test
* Tested by Samsung
 Long piping/High level difference technology
Longest piping length is allowed up to 175m (equivalent length) and Maximum 50m of level difference is allowed for more flexible
installation.
6
Anti corrosive layer (Epoxy acrylic)
Raw aluminum material
Level
di erence
High level
between
di erence
indoor units
50m
15m
Hydrophilic layer (Acrylic resin + surfactant)
0.3 9m
2.0 9m
92 9m
Company A
Corrosion is evident after 1,000 hours of test
Company A
Long piping
175m
(Equivalent length)
Samsung Electronics