ABB REL 551 2.3 Series - Page 30

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Mounting the terminal &KDSWHU
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Firmly tighten the locking screws. It is important that all four side
holder locking screws are tightened the same in order to maintain
a good and even seal in IP 54 environments.
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The mounting bars are prepared for adding DIN-rails or equivalent above and below the
mounted terminal. If used, make sure all necessary parts such as rails and terminal
blocks are available before starting. Make sure the wall mounting kit is available.
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1 Mounting bar
2 Side plate
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