NDRZ50RT-2905-1
Item number:103011890
Product features
- Emergency stop latching pushbutton
- hygienic design
- Protection class IP69K
- Mounting hole 22.3 mm
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Ordering data
Product type descriptionNDRZ50RT-2905-1
Article number (order number)103011890
EAN (European Article Number)4030661480657
eCl@ss number, version 12.027-37-12-12
eCl@ss number, version 11.027-37-12-12
eCl@ss number, version 9.027-37-12-12
ETIM number, version 7.0EC001038
ETIM number, version 6.0EC001038
Approvals - Standards
CertificatescULus
General data
StandardsEN 60947-1EN 60947-5-1EN 60947-5-5EN ISO 13850
VersionsEmergency stop pushbuttonFront plate mounting
DesignIntegrated jump mechanism
Installation conditions (mechanical)arbitrarily
Sealing typeLip gasketsMembrane
Material of the operatorsABS
Material of the front ringABS, chrome-plated
Material of the bellowsSilicone
Colour of the operating elementRed
Colour of the front ringYellow
Colour of the bellowsWhite
Gross weight30g
General data - Features
Emergency-Stop buttonYes
Mounting flangeYes
Safety functionsYes
Snap-action mechanism integratedYes
Latching Yes
Fully insulated Yes
Number of contact elements, maximum3
Mechanical data
Installation instructionsThe unlock symbol should point upward.
UnlockingDraw unlocking
Mechanical lifetime, Emergency-Stop button100,000Operations
MountingMounting flange EFM
Tightening torque of the screw0.6Nm
Typical actuating force of the push button25N
Mechanical data - Dimensions
Mounting height45mm
Note (Mounting height)Height in front of the front panel.
Note (Mounting depth)Depth behind front panel including one contact element
diameters for the actuating heads50mm
Diameter of the front ring44.5mm
Mounting diameter22.3mm
Thickness, of the front panel, minimum1mm
Thickness of the front panel, maximum6mm
Spacing50 x 50mm
Ambient conditions
IP Degree of protectionIP67IP69IP69K
Ambient temperature-25 ... +75 °C
Resistance to vibrations5 g
Restistance to shock<50 g (EN 60068-2-27)
Electrical data
Switching frequency of the emergency stop button, maximum600/h
The details and data referred to have been carefully checked. Images may diverge from original. Further technical data can be found in the manual. Technical amendments and errors possible.
Generated on: 08/05/2026, 20:01