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Schneider Electric Harmony Series Twist Release Emergency Stop Push Button, Panel Mount, 22 mm Cutout, IP67, IP69K, IP66

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RS Stock No.:
330-9388
Distrelec Article No.:
135-12-288
Mfr. Part No.:
ZB4BS844
Brand:
Schneider Electric
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Brand

Schneider Electric

Mount Type

Panel Mount

Product Type

Emergency Stop Push Button

Cutout Diameter

22mm

Push Button Actuation

Twist Release

Housing Material

Metal

Illuminated

No

Series

Harmony

IP Rating

IP67, IP69K, IP66

Colour

Red

Terminal Type

Screw

Contact AC Voltage

600V ac

Depth

57mm

Standards/Approvals

No

Hazardous Area Certification

No

Length

57mm

Width

40mm

Better World Product

Yes

Push Button Material

Plastic

COO (Country of Origin):
CZ

Schneider Electric Harmony XB4 Series Emergency Stop Push Button, 22mm Cutout Diameter, 600V AC Voltage Rating - ZB4BS844


This emergency stop push button is designed for panel mounting and serves as an essential safety device within various industrial applications. With a cutout diameter of 22mm, this twist release push button is a vital component for emergency shut-off mechanisms. The robust construction features a red mushroom shape, measuring 40mm in diameter, complemented by a metal bezel that enhances durability and usability.

Features & Benefits


• Push button uses a twist release mechanism for easy actuation

• Rated for both 600V AC and 600V DC electrical systems

• High protection class with IP66, IP67, and IP69 ratings

• Capable of withstanding up to 300,000 mechanical cycles

• Compatible with screw clamp terminals for versatile installation

• Made from durable plastic and chromium plated metal materials

Applications


• Used for emergency shutdowns in machinery

• Ideal for panel-mounted operation in control systems

• Frequently installed in industrial automation settings

• Employed in safety protocols for manufacturing equipment

• Utilised in electrical enclosures and cabinets

How does the twist release feature enhance safety in industrial settings?


The twist release mechanism prevents accidental activation, ensuring the emergency stop function is engaged only when intended. This feature adds a layer of security in high-pressure environments, allowing operators to quickly and confidently halt machinery when necessary.

What materials contribute to the emergency stop push button's durability?


The button is constructed from high-quality plastic with a chromium plated metal bezel, ensuring both strength and longevity. This resilient design is crucial for maintaining functionality in challenging working conditions, protecting against wear and environmental factors.

What are the implications of the IP66 and IP69 ratings for this product?


These IP ratings signify excellent resistance to dust and water ingress. This allows for reliable operation in harsh conditions, such as outdoor installations or environments with moisture, enhancing overall safety and performance longevity.

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