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GD350A series high-performance multifunction VFD
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2 Quick startup
2.1 What this chapter contains
This chapter introduces the basic installation and commissioning rules that you need to follow to realize
quick installation and commissioning.
2.2 Unpacking inspection
Check the following after receiving the product.
Whether the packing box is damaged or dampened.
Whether the model identifier on the exterior surface of the packing box is consistent with the
purchased model.
Whether the interior surface of the packing box is abnormal, for example, in wet condition, or
whether the enclosure of the VFD is damaged or cracked.
Whether the VFD nameplate is consistent with the model identifier on the exterior surface of
the packing box.
Whether the accessories (including the manual and keypad) inside the packing box are
complete.
If any problems are found, contact the local dealer or INVT office.
2.3 Checking before applying
Check the following before applying the VFD.
Check the load type to verify that there is no overload of the VFD during work and check
whether the power class of the VFD needs to be increased.
Check whether the actual running current of the motor is less than the rated current of the
VFD.
Check whether the control accuracy required by the load is the same of the VFD.
Check whether the grid voltage is consistent with the rated voltage of the VFD.
Check whether expansion card are needed for selected functions.
2.4 Environment
Check the following before the actual installation and use:
Note:
For a cabinet-built VFD, the ambient temperature is the air temperature inside the cabinet.
Check whether the ambient temperature of the VFD exceeds 40°C. If it exceeds 40°C, derate
1% for every increase of 1°C. It is not recommended to use the VFD if the ambient
temperature exceeds 50°C.
Check whether the ambient temperature of the VFD in actual use is lower than -10°C. If yes,
use heating facilities.
When the altitude exceeds 1000m, derate by 1% for every increase of 100m. When the
altitude exceeds 2000m, configure an isolation transformer at the VFD input end. It is not