H - I - J FREQUENCY CONVERTERS INSTRUCTION MANUAL 0,55 ÷ 200 kW
- 6 -
TEST RUN
In the course of the installation and test run the manufacturer’s attached wiring instructions and the instructions of
the effective standards must be complied with.
Test run, maintenance, repair and component replacement in the frequency converter are allowed to be
performed by authorized specialist only!
ELECTRICAL SHOCK HAZARD
Negligence of these warnings could cause severe injury or even death!
Prior to the total discharge of the capacitors the terminal blocks of the motor must not be touched!
Prior to wiring the connectors of the device switch off the whole power supply of the device! The internal
capacitor remains in charged state even after switching off the power supply. Installation is allowed to be started
if the power LED has ceased lighting.
When taking the equipment from could environment to the place of installation vapour may condense.
Prior to installation wait until the temperature of the equipment equalizes with that of the environment and the
device becomes totally dry.
The appliance must not be put into operation in humid environment.
The circuitries of the frequency converter must not be modified or changed.
In switched-on state the covering of the device must not be removed and any part of it must not be
touched!
The appliance must be earthed according to the standards.
DANGER OF UNEXPECTED STARTING
Negligence of this warning could cause injury and property damage!
On switching the line power to the frequency converter, the device depending on its setting may
unexpectedly start the motor.
Prior to powering the frequency converter make sure that nobody stays near to the motor and the machine and
all coverings, mechanical connections, wedges, bolts and machine load are properly fastened!
FIRE HAZARD
Negligence of this warning could cause fire and injury!
The power line cable must not be connected to the output motor connections of the frequency converter!
Connecting the power line to the output connections could cause severe damage in the device.
Tighten all terminal screws to the specified tightening torque.
Loose electric connections may overheat.
To Next Page
Loading...
