Appendix - Goodwe ET Series User Manual

User Manual V1.0-2021-06-15

Appendix

Protection category definition
Moisture location category definition
Moisture Parameters
Temperature Range
Moisture Parameters
Environment category definition
Environment Condition
Outdoor
Indoor Unconditioned
Indoor conditioned
Overvoltage category definition
Category I
Category II
Category III
Category IV
3K3
0~+40°C
5%~85%
Ambient Temperature
-20~50°C
-20~50°C
0~40°C
Applies to equipment connected to a circuit where measures have been
taken to reduce transient overvoltage to a low level.
Applies to equipment not permanently connected to the installation.
Examples are appliances, portables tools and other plug-connected
equipment.
Applies to a fixed equipment downstream, including the main
distribution board. Examples are switchgear and other euiquipment in
an industrial installation.
Applies to equipment permanently connected at the origin of an
installation (upstream of the main distribution board). Examples are
electricity meters, primary over-current protection equipment and other
equipment connected directly to outdoor open lines.
Level
4K3
-33~+40°C
15%~100%
Relative Humidity
4%~100%
5%~95%
5%~85%
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Appendix
4K4H
~20~+55°C
4%~100%
Applied to
PD3
PD3
PD2