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Schneider Electric Harmony XALK Series Twist Release Emergency Stop Push Button, Surface Mount, 40mm Cutout, SPDT,

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RS stock no.:
609-4708
Distrelec Article No.:
135-12-365
Mfr. Part No.:
XALK178E
Manufacturer:
Schneider Electric
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Brand

Schneider Electric

Mounting Type

Surface Mount

Cutout Diameter

40mm

Contact Configuration

SPDT

Better World Product

Yes

Voltage Rating

600V

Push Button Actuation

Twist Release

Illuminated

No

Series

Harmony XALK

IP Rating

IP66, IP67, IP69(IP69K)

Colour

Yellow

Push Button Shape

mushroom

Supply Current

3A

Depth

91.5mm

Auxiliary Contacts

1NO/1NC

Better World Verification

Green Premium

Width

68mm

Housing Colour

Yellow

Bezel Material

Polycarbonate

Pole and Throw Configuration

DPST

Switch Operation

Slow Brake

Height

68mm

Push Button Material

Polycarbonate

Push Button Diameter

62mm

COO (Country of Origin):
CZ

Schneider Electric Harmony XALK Series Emergency Stop Push Button, 40mm Cutout Diameter, Surface Mount - XALK178E


This emergency stop push button is a robust surface-mounted device designed for reliable safety in industrial settings. With a yellow mushroom head design measuring 40mm in diameter, it features a twist release mechanism for quick activation. The button integrates a single-pole double-throw (SPDT) configuration, capable of supporting a voltage rating of 600V, making it suitable for various high-demand applications.

Features & Benefits


• High IP66, IP67, and IP69K ratings ensure water and dust resistance
• Twist release functionality enables rapid emergency shut-off
• Durable polycarbonate material withstands harsh environments
• Mechanical durability rated at 300,000 cycles for extended use
• Quick and easy installation with screw clamp terminals
• Solid 3A current capacity ensures reliable performance under load

Applications


• Used for emergency shutdown in industrial machinery
• Ideal for automation control stations requiring immediate stop functionalities
• Suitable for high-pressure washdown environments and outdoor
• Designed for integration with control and signalling units

What are the critical environmental protections offered by this device?


It features an impressive IP66, IP67, and IP69K rating, providing exceptional dust and water protection, making it ideal for both wet and harsh industrial environments.

How does the twist release mechanism enhance safety?


The twist release mechanism provides a straightforward method for stopping equipment quickly, reducing the chances of accidental activation and ensuring operator safety during emergencies.

What current ratings can be managed with this device?


It can handle up to 3A at 600V, making it suitable for various applications, from low to mid-range electrical loads in industrial settings.

How does the product perform under extreme conditions?


Rated for ambient temperatures from -40°C to 70°C, it is designed to function reliably even in challenging conditions, ensuring operational stability in harsh environments.

What installation considerations should be taken into account?


The push button requires a cut-out diameter of 40mm and offers easy installation with a variety of cable entry options, including knock-outs for flexible connection methods.

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