Ordering data
Product type description : NDRR50RT
Article number (order number) : 101163587
EAN (European Article Number) : 4250116200146
eCl@ss number, Version 9.0 : 27-37-12-10

Certifications
Certificates : cULus , CCC , IPA ,

General data
Product name : NDR - Emergency stop latching pushbutton
Standards : EN 60947-5-1 , IEC/EN 60947-1 ,
Versions : Emergency stop pushbutton with latching - front plate mounting
: Round
Sealing type : Membrane , Lip gaskets ,
Material of the operators : ABS
Material of the front ring : ABS, chrome-plated
Material of the bellows : Silicone
Colour of the operating element : Red
Colour of the front ring : Silver
Colour of the bellows : White
Weight : 50 g

General data - Features
Emergency-Stop button : Yes
Mounting flange : Yes
Safety functions : Yes
External snap mechanism : Yes
Latching : Yes
Fully insulated : Yes

Mechanical data
Unlocking : Draw unlocking
Mounting : Mounting flange EFM
Mechanical life, minimum : 100,000 Operations
Tightening torque of the screw : 0.6 Nm

Mechanical data - Dimensions
Height : 45 mm
diameters for the actuating heads : 50 mm
Diameter hole : 22.3 mm
Diameter hole, with tolerance indication : 22.3 + 0.4 mm
Thickness, of the front panel, minimum : 1.5 mm
Thickness of the front panel, maximum : 6 mm
Spacing : 50 x 50 mm

Ambient conditions
Protection class : IP67 , IP69K ,
Ambient temperature, minimum : -25 °C
Ambient temperature, maximum : +80 °C
Restistance to shock : 30 g / 18 ms

Schmersal