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About this manual
What this chapter contains
The chapter describes the target audience and safety in short.
Target audience
The manual is intended for people who select, plan the installation, install,
commission and use the du/dt filter. Read the manual before working on the filter.
The reader is expected to know the fundamentals of electricity, wiring, electrical
components and electrical schematic symbols.
The manual is written for readers worldwide. Both SI and imperial units are shown.
Safety
Only qualified specialists are allowed to install, commission and maintain the du/dt
filter.
The complete safety instructions for the drive are given in the drive hardware
manual. Read and follow the complete safety instructions before working on the
drive.
The following instructions are intended for all who install and service the du/dt filter.
Ignoring the following instructions can cause physical injury or death, or damage to
the equipment.
WARNING!
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The filter is heavy. Lift the filter by the lifting holes only.
Ground the filter properly:
- Fasten the filter with the four fastening screws to a metallic installation base.
- Ensure that there is a proper galvanic connection in between the base and
the PE busbar of the cabinet.
Beware of hot surfaces. The surface temperature of the du/dt filter can exceed
150 °C (302 °F) during operation. Let the filter cool off for two hours before
servicing it.
Ensure sufficient cooling. See chapter Installation.
5
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