1
Main purpose and scope of application
1.1 Unpacking inspection
After receiving the product, the following checks are required. If there is any discrepancy, please contact
the local dealer:
1. Whether the packing box is complete, whether it is damaged or damp, etc.;
2. Whether the model logo on the outside of the packing box is consistent with the model ordered;
3. After unpacking, please check whether there is water stain inside the packing box, and whether the
outer shell of the machine is damaged or broken;
4. Check whether the nameplate of the machine is consistent with the model logo on the outside of the
packing box;
5. Check whether the product accessories are complete (DC reactor (built-in for products above NVF2G-S-
110/TS4), instruction manual).
1.2 Main purpose
The frequency converter is mainly used for frequency conversion speed regulation, soft start, improvement
of operation accuracy, improvement of power factor, overcurrent, overvoltage, overload protection and other
functions for AC asynchronous motors. At the same time, it also has the effect of saving energy and reducing
equipment noise.
1.3 Scope of application
There are two main types of applicable loads: 1. Constant torque type, and general-purpose models.
2. Variable torque type.
1.4 Series Model Specifications and Their Meanings
The model on the product nameplate indicates the series it belongs to by combining numbers and letters,
as shown in Figure 1.1.
Figure 1.1 Description of nameplate
001
NVF2G-S Series Inverter User's Guide
MODEL
INVERTER TYPE
MATCHED MOTOR POWER
RATED INPUT
RATED OUTPUT
IP20
NVF2G-S-3.7/TS4
FACTORY NO.:
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