Emergency Stop Switches from Schmersal Inc.

3-Position Hand-Held Enabling Device -- Series ZSD

3-Position Hand-Held Enabling Device -- Series ZSD -- View Larger Image
3-Position Hand-Held Enabling Device -- Series ZSD-Image

The ZSD is a hand-held enabling device for manual operation of a machine/robot
Switch has 3 operating positions — OFF-ON-OFF.
It provides safety based on normal human behavior of either releasing or squeezing the actuator in an emergency situation.
The machine/robot can be operated in the “on” position.Thermoplastic enclosure2 NO & 1 NC contactsScrew terminals, spiral cord grip

Safe Solutions for your Industry.
Schmersal is focused on machine safety - protection for man and machine. For over 65 years Schmersal has developed a reputation for the design and manufacture of machine safeguarding switches that satisfy current safety requirements of the latest OSHA, ANSI, RIA and international standards and guidelines. Products supplied by Schmersal are used in a wide variety of applications in industries such as power presses, packaging, automotive, food and beverage, pharmaceutical, elevators, machine tools and heavy industry.


Product Category
Emergency Stop Switches
Actuation Type
Operating Force
20 N (71.94 oz)
Contact Options
Positive Break
Switch Type
Maximum Current Rating
4 amps
Maximum DC Voltage Rating
Mechanical Life
Reset/Release Operation
Operating Temperature