NVF5 Series User Manual         Chapter 1 Safety Information
 It is not permitted to install the inverter in an environemnt containing explosive gases in 
case of the danger of explosion! 
 
It is not permitted to insall the inverter at a place directly exposed in sunlight in case of 
the danger of equipment damage!     
 It is not permitted to install the inverter on occasions where water splashing in case of 
the danger of equipment damage! 
 
1.2.3 Wiring 
 
1.2.4 Running 
  Attention
 In the transfer process, it is not allowed to make the integral keypad and the cover plate 
under pressure in case of the danger that they fall off and damage equipment and 
person! 
 
Please install the inverter on the place capabel of bearing the weight in case that the 
inverter falls off and damages equipment and person! 
 In the installation process, it is not permitted to leave metal objects in the machine in 
case of the danger of fire!   
 
 Wiring must be conducted by qualified personnel in case of the danger of electric 
shock! 
 Wiring 
is not allowed to be conducted unless complete disconnection of the input power 
is confirmed in case of the danger of electric shock! 
 
The ground terminal of the inverter must be reliably grounded in case of the danger of 
electric shock! 
 The exposed parts 
of cables used for main circuit connection must be well wrapped 
with insulating tape in case of the danger of electric shock! 
 
It is not allowed to realize short circuit between P and B in case of the danger of fire and 
equipment damage! 
 The main circuit te
rminal and the cable lug must be connected firmly in case of the 
danger of equipment damage! 
 The I/O terminals besides RA, RB and RC are prohibited to wire with AC 23
0V in case 
of the danger of equipment damage! 
  Attention
 
 The voltage withstand test has been finished before leaving the factory; the users no 
longer have to conduct the test again, otherwise the improper test could damage the 
device
!
   
 
When the cable length of the motor is greater than 50 meters, output AC reactor is 
suggested    in case of the danger of equipment damage!   
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