Mounting On A Wall - ABB REL 551-C1 2.3 Series Installation And Commissioning Manual

Line differential protection terminal
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2.4
24
Mounting the terminal
8.
Lock the terminal to the cut-out.
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.

Mounting on a wall

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.
PosNo Description
1
Mounting bar
2
Side plate
Figure 4: Wall mounting
Installing the terminal
1
2
xx00000130.eps
Chapter 5

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