TECHTOP TD350 - Page 23

TD350 Series VFD Installation guidelines
-18-
Environment
Condition
Humidity
 The relative humidity (RH) of the air is less than 90%.
 Condensation is not allowed.
 The max RH cannot exceed 60% in the environment where there are
corrosive gases.
Storage
temperature
-30–+60°C
Running
environment
The installation site should meet the following requirements.
 Away from electromagnetic radiation sources.
 Away from oil mist, corrosive gases and combustible gases.
 Ensure foreign object like metal powder, dust, oil and water will not fall
into the VFD (do not install the VFD onto combustible object like wood).
 Away from radioactive substance and combustible objects.
 Away from harmful gases and liquids.
 Low salt content.
 No direct sunlight
Altitude
 Below 1000m.
 When the altitude exceeds 1000m, derate 1% for every additional 100m.
 When the altitude exceeds 2000m, configure isolation transformer on the
input end of the VFD. It is recommended to keep the altitude below
5000m.
Vibration
The max. amplitude of vibration should not exceed 5.8m/s
2
(0.6g)
Installation
direction
Install the VFD vertically to ensure good heat dissipation effect
Note:
 The TD350 series VFD should be installed in a clean and well-ventilated environment based on
the IP level.
 The cooling air must be clean enough and free from corrosive gases and conductive dust.
4.2.2 Installation direction
The VFD can be installed on the wall or in a cabinet.
The VFD must be installed vertically. Check the installation position according to following
requirements. See Appendix C "Dimension drawings".