3SU18 enclosures
10.1 Enclosures for actuating and signaling elements
SIRIUS ACT 3SU1 pushbuttons and signaling devices
226 System Manual, 08/2018, A5E03457306020A/RS-AK/010
1. Undo the screws and remove the enclosure cover.
2. Insert the actuating or signaling element (C1) from the front through the opening of the
enclosure cover (A).
3. Fit the holder (D) from behind onto the actuating or signaling element and lock it into
place.
4. Turn the screw at the holder until the actuating or signaling element is fixed securely and
cannot vibrate or twist (tightening torque 1.0 ... 1.2 Nm).
5. Mount an LED module, if necessary. An LED module can only be installed in slot number
3 (e.g. A3, B3, C3 etc.).
6. Mount the contact module(s) in the enclosure base (see Chapter Fitting with contact
modules and LED modules (Page 226) for this).
7. Mount the enclosure cover (see Chapter Mounting the enclosure cover (Page 231) for
this).
Base mounting
Fitting with contact modules and LED modules
The contact modules and LED modules are mounted in the enclosure base.
To equip an enclosure, follow these steps:
1. Snap the module
① onto a slot in the enclosure. The broad snap hook must be pointing in
direction "A”.
Refer also to the information on fitting in Chapter "Mounting positions (Page 224)".
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