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Safety Pushbuttons & Operator Devices
SCHMERSAL NDRZ50SW NDR - EMERGENCY STOP LATCHING PUSHBUTTON 101179795
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SCHMERSAL NDRZ50SW NDR - EMERGENCY STOP LATCHING PUSHBUTTON 101179795
Product Code: 101179795
The Schmersal NDR Series offers a robust emergency stop latching pushbutton designed for demanding industrial environments. This pushbutton features a 22.3 mm diameter hole for easy installation and a round profile with a black operating element, complemented by a silver front ring and white bellows for clear visibility. Its latching function ensures the button remains engaged until manually reset, while the integrated snap-action mechanism provides reliable operation. The mounting flange facilitates secure attachment, and full insulation guarantees safety across temperature ranges from -25°C to +80°C. Engineered to withstand harsh conditions, it boasts an IP67 and IP69K rating for dust and water resistance, making it an ideal choice for applications requiring stringent hygiene standards. Trust in Schmersal's commitment to quality with this essential component in your pushbuttons & signalling systems.
Technical Specifications
eCl@ss Number, Version 11.0
27-27-26-01
eCl@ss Number, Version 9.0
27-27-26-01
ETIM 6.0
EC000030
ETIM 7.0
EC000030
Gross Weight (g)
126
Maximum Actuating Speed (m/s)
3
Maximum Fuse Rating
6 A gG D-fuse
Maximum Temperature (°C)
80
Minimum Ambient Temperature (°C)
-30
Minimum Temperature (°C)
-25
Net Weight (g)
60
No. of Safety Contacts
1
Rated Short-circuit Current (A)
100
Sensor Height (mm)
35
Sensor Length (mm)
40
Switching Element
NO contact, NC contact
Switching Principle
Slow action
Utilisation Category
DC-13 | AC-15
Utilisation Category DC-13
2.5 A
Working Principle
RFID
Brand
SCHMERSAL
Actuator Type
Roller lever
Contact Material
Silver
Degree of Protection
IP67/69K
EAN
4030660000000
Enclosure Material
Plastic, glass-fibre reinforced thermoplastic, self-extinguishing
Maximum Ambient Temperature (°C)
70
Maximum Cable Cross Section (mm²)
2.5
Minimum Cable Cross Section (mm²)
0.25
Minimum Mechanical Life
10000000 Operations
Rated Impulse Withstand Voltage (kV)
4
Rated Insulation Voltage (V)
500
Series
NDR - Emergency stop latching pushbutton
Standards
EN IEC 60947-5-1 / EN IEC 60947-1
Terminal Type
Screw terminals M20 x 1.5
Documents
Datasheet
IPD Product Catalogue V17
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