Chapter 3 Installation
3-1
3.1 Installation
Be sure to check mechanical and electrical installation environment before you start the
inverter. Read through the checking list below. Be sure to read through the Caution for
Safety on this User's Manual prior to the operation of inverter.
Checking List
Mechanical Installation Checking List
y Be sure to check the surrounding environment is allowed for operation. (Read through
the ‘Caution on Installation’)
y Inverter is a heat-generating device. Be sure to sufficiently secure the surrounding
space to prevent thermal saturation phenomenon.
y Be sure to check air is circulated in a normal condition.
y Be sure to check motor and drive system are ready to start.
Electrical Installation Checking List
y Make sure that the protective grounding is properly done.
y Replace the condenser with new one if it lasted longer than two years.
y Set the input voltage to the nominal input voltage of the inverter.
y Check if the input voltage connected with R, S, T and then fasten them tightly using an
accurate torque wrench.
y Check if input power fuse and circuit breaker are properly installed.
y Install the motor cable away from the other cable.
y Check if the ext. input/output is properly connected.
y Check if the input voltage is properly connected with the output terminal of inverter.
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