Siemens SIRIUS ACT 3SU1 System Manual page 203

Procedure
1. Insert the actuating or signaling element from the front through the cut-out in the
enclosure cover.
2. Fit the holder from behind (wiring side) onto the actuating or signaling element and latch it
into place.
The unit must be aligned before it is finally tightened and locked against twisting (see
Chapter "Alignment" (Page 117)).
3. Turn the screw at the holder until the actuating or signaling element is fixed securely and
cannot vibrate or twist (screwdriver according to DIN ISO 8764-1-PZ1; tightening torque
1.0 ... 1.2 Nm).
4. Snap the contact module(s) from behind onto the holder. To do this, hold the modules so
that they are tilted downwards slightly and place them onto the holder from behind and
then press them upwards
Fit an LED module (E) if required. You can mount the LED module on the holder only in
position 3/6 (center position).
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 08/2018, A5E03457306020A/RS-AK/010
⑤
until you feel the module latch in the holder.
3SU14 modules
8.2 Mounting
203