Schmersal Panel Mount Emergency Button - Key Reset, 22.3mm Cutout Diameter Round Head

  • RS Stock No. 742-0763
  • Mfr. Part No. NDRR50GR/RT
  • Manufacturer Schmersal
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

NDR Series Emergency Stop Push Buttons

This range of Head Emergency Buttons are used in control cabinets, control panels, in elevator construction, on conveyor or transport plants.
After the manual actuation, the components initiate or switch off work processes and functional processes.
The range of NDR Series Emergency Stop Push Buttons are available in the form of pushbuttons, joystick switches or key-operated switches.
They are available in a single, dual and tri state contact blocks.
There is an option to have N/O (normally open) and N/C (normally closed) contact versions to satisfy every requirement.

Approvals

BG, USA/CAN

Standards

IEC/EN 60947-1, EN 60947-5-1

Standards

IEC/EN 60947-1, EN 60947-5-1

Approvals

BG, USA/CAN

This NDRR50GR/RT unit complies with all standards under IEC/EN 60947-1, EN 60947-5-1.
The material of the front ring is chromium-plated with the following colour characteristics:
•Colour of the operating element is red
•Colour of the bellows is black
•Colour of the front ring is silver
The ambient temperature for this amazing product ranging from -25°C to +80°C.
Standards of protection falls under IP67 and IP69K where the following can be expected:
•IP67 (rated as "dust tight" and protected against immersion)
•IP69K (rated as ’’complete assurance ’’provides the highest protection rating on the scale)
The push button has no snap mechanism integrated in device head, therefore there is a requirement to use the external snap mechanism.

Frequently asked questions & answers

What is the different between a push button switch for an emergency stop and a general-purpose push button switch? A general-purpose push button switch is used for controls, e.g. to start machine operation or simply to switch modes. An emergency stop push button switch however, is mainly used as a safety measure to stop hazardous events.

Emergency Stop Pushbutton

Specifications
Attribute Value
Mounting Type Panel Mount
Reset Method Key Reset
Cutout Diameter 22.3mm
Auxiliary Contacts No
IP Rating IP67, IP69K
Head Style Round
Illuminated No
Head Diameter 50mm
Dimensions 50 x 45 mm
Push Button Material ABS
Depth 45mm
Series NDR
Colour Red
Temporarily out of stock - back order for despatch 30/11/2020, delivery within 4 working days from despatch date
Price Each
MYR 213.12
units
Per unit
1 +
MYR213.12
Related Products
The Omron A22E series emergency stop pushbutton switch ...
Description:
The Omron A22E series emergency stop pushbutton switch has a red round style head with the diameter of 40mm. It has a double pole single throw (DPST) contact configuration. This button is supplied as a complete or sub-assembled unit and ...
Siemens extremely IP69K rugged 22 mm e-stop mushroom ...
Description:
Siemens extremely IP69K rugged 22 mm e-stop mushroom push button complete units in high-grade plastic. Easy installationSuitable for use in extreme environmentsNo special tools requiredSimple geometry for mounting holesConnection to the most commonly used communication systems (PROFINET, AS-Interface, IO-Link).
The compact 22.5 mm Series 84 is especially ...
Description:
The compact 22.5 mm Series 84 is especially suited for:Flush designRaised designPCB mountingThe extremely small mounting depth makes this series highly suited for installation in flat, narrow casings. In combination with PCB fitting, Series 84 offers optional HALO illumination with ...
The Siemens SIRIUS ACT emergency stop mushroom pushbutton ...
Description:
The Siemens SIRIUS ACT emergency stop mushroom pushbutton has a 22mm mount diameter with a round shiny red body. The latching actuating element is made from a plastic material. It has a yellow-coloured backing plate with the inscription, ’EMERGENCY STOP' ...