Schneider Electric 2-Way 455-Key

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RS Stock No.:
330-8723
Distrelec Article No.:
303-02-494
Mfr. Part No.:
XB4BG21
Brand:
Schneider Electric
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Brand

Schneider Electric

Switch Operation

Slow Break

Key Type

455

Bezel Shape

Round

Key Index Angle

90°

Contact Material

Silver Alloy

RoHS Status: Exempt

COO (Country of Origin):
FR

Schneider Electric Harmony XB4 Series Key Switch, 2 Positions, Stay Put Operation - XB4BG21


This key switch is a durable selector switch designed for industrial applications. Constructed from robust chromium-plated metal, it features a sleek design with a 22mm mounting diameter. The switch operates with a stay-put mechanism and comprises a single normally open (1NO) configuration. With an operating temperature range of -40 to +70 °C, it meets high-performance standards and is rated IP66, IP67, and IP69K for water and dust resistance.

Features & Benefits


• High-temperature compatibility of +70 °C for versatile environments

• IP66, IP67, and IP69K ratings ensure durability in harsh conditions

• 1NO contact configuration provides reliable switch operation

• Constructed with silver alloy contacts for superior conductivity

• Stay-put operation secures the selected position until manually changed

• Contains screw clamp terminals for easy and secure connections

Applications


• Utilised in machinery control panels for efficient management

• Ideal for environments requiring waterproof and dustproof switches

• Commonly used in industrial automation and control systems

• Suited for in harsh weather conditions

• Useful in vehicles and outdoor equipment for enhanced reliability

How does the construction material affect its performance in harsh environments?


The chromium-plated metal construction ensures resistance to corrosion and wear, making it suitable for challenging environments where moisture and dust are prevalent. This enhances operational longevity and reduces maintenance needs.

What type of termination method is used, and how does it impact installation?


The key switch features screw clamp terminals, which facilitate quick and reliable connections. This method allows for easy wiring and is compatible with various cable sizes, ensuring a secure fit that maintains performance during use.

Can it withstand water pressure, and what implications does this have for its use?


Yes, it can endure high-pressure water jets up to 7,000,000 Pa at 55 °C, making it suitable for applications where frequent washing or exposure to liquids is expected, ensuring continued functionality and safety.

What are the mechanical durability specifications for this key switch?


The switch is designed for up to 1,000,000 mechanical cycles, ensuring reliable performance over an extended period, thereby reducing the need for replacements in high-usage scenarios.

Is the key switch suitable for use in outdoor settings?


Yes, its IP69K rating indicates it can withstand extreme weather conditions, making it appropriate for outdoor applications where it may be exposed to rain, dirt, and other elements.

Approvals

UL; CSA

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