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ManualsBrandsSiemens ManualsSwitch ActuatorsSIRIUS Act Mushroom Push-Button Front Element Plastic, Red Suitable for SIRIUS ACT 3SU1 Series Mushroom Pushbutton Switches
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3SU11 complete units
5.2 Overview
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 02/2015, A5E03457306020A/RS-AB/002
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5.2.3
EMERGENCY STOP mushroom pushbuttons
EMERGENCY STOP mushroom pushbuttons are devices for actuating contact modules,
and they are used in conjunction with a safety relay to bring a machine / plant to a safe state.
The EMERGENCY STOP mushroom pushbuttons are equipped with tamper protection
(trigger action). The EMERGENCY STOP mushroom pushbutton does not latch without
generating an EMERGENCY STOP signal. The EMERGENCY STOP signal is maintained
until the EMERGENCY STOP device is reset (unlatched).
All SIRIUS ACT EMERGENCY STOP mushroom pushbuttons comply with
DIN EN ISO 13850.
These pushbuttons are operated by pressure applied by the whole palm of the hand.
The actuators are available in diameter 40 mm.
EMERGENCY STOP mushroom pushbuttons are available in different variants according to
the following features:
● Collar and front ring material
● Colors (special variants)
● Switching function: latching
● Rotate to unlatch
● Pull to unlatch
● Quantity and type of modules included in the scope of supply