6. POWER CONNECTION
CAUTION
Read carefully the following installation instructions for a correct electrical installation.
Otherwise, it could cause damage to the equipment and lead to injury to people.
6.1. Basic configuration
Proper safety equipment must be selected and correct connections must be done to ensure proper
operation. An incorrectly applied or installed drive can result in system malfunction or reduction in product
lifetime as well as component damage. You must read and understand this manual thoroughly before
proceeding.
Figure 6.1 Basic configuration
Use a power supply with a voltage range
compatible with the selected drive.
SD700 drives are available for TN and TT
grids, or IT grids (floating earth). Check
the serial number to ensure the correct
drive selection.
External line-
side protection
Select fuses and switches in accordance
with the recommendation within this
manual and the applicable national and
local codes.
Do not use it for the purpose of starting or
stopping the drive.
IT grids should be externally protected
against insulation breakdowns and
overvoltages.
Install the drive following the
recommendation within this manual in
relation with the cooling requirements,
position, clearances, wiring access and
ground connection.
Select and install the motor cables
according to the recommendation within
this manual and the applicable national
and local codes.
An incorrect motor cable selection and
installation could cause EMC filtering
malfunction and motor damaged.
Do not connect power factor capacitors,
surge arrestors or RFI filters to the output
side of the drive.
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