Ip20 Protection - Advanced Energy THYRO-AX Manual

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5.3 IP20 PROTECTION

DANGER
Energized parts.
The device shall immediately be disconnected from the power supply
before installation.
The Thyro-AX is designed according to IP20 protection code. To ensure
protection during operation, the correct mounting is necessary of the
added protection devices at each electric connection. In the following
pictures the mounting of the protection devices is shown, this handling
also applies to 2- or 3- phase units of Thyro-AX.
Devices of 45A/60 A/100A :
For non-used connections:
• The blind cover for non-used connections has to be inserted into the
plug-in edge at the front top of the device
• The back part of the blind cover has to be pressed into the device
cover until it snaps into place
For used connections (cable is connected):
• The protection cover has to be placed with its plug-in edge in the
direction of the device and be placed at the cable with its semicircle
gap
• Push the whole backplane over the sideways rails towards the cover
• Protection cover has to be hooked with its plug-in edge into the front
hole
• Press the back part of the cover into the device cover until it snaps
into place
blind cover
protection cover
NOTE
In the case of both connection from top or from bottom are used at the
same time, both backplanes of protection covers (see dotted line in the
figure) have not to be mounted.
For devices of 100A please consider additionally that the rear backplate
of protection cover (see dotted line in the figure) has always not to be
mounted due to the close-by fuse cover. This is only the case when the
device is connected from below.
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backplate of
protection cover