Schneider XESD1291 | Double contact block, Harmony XAC, spring return, 2 speed, snap action, 2NO+1 CO

 

1. Technical Specifications

• Type: Double Contact Block
• Series: Harmony XAC
• Actuation Type: Spring return
• Speed: 2-speed operation
• Contact Configuration: 2NO (Normally Open) + 1CO (Change Over)
• Contact Mechanism: Snap-action
• Mounting: Standard mounting with compatibility to XAC range
• Protection Rating: IP66 (dust and water-resistant)
• Maximum Voltage: 600 V AC
• Maximum Current: 10 A
• Temperature Range: -25°C to 70°C
• Mechanical Life: Up to 50 million operations
• Electrical Life: Up to 1 million operations

2. Key Features

A. Double Contact Block

• The XESD1291 is a double contact block which means it provides two distinct contact operations. This feature allows for greater flexibility in controlling circuits, enabling users to integrate multiple control points into one component.
• The 2NO+1CO configuration ensures that the switch can control both normally open and change-over circuits simultaneously, offering versatility in complex control systems.

B. Spring Return Mechanism

• The spring return mechanism allows for automatic reset after actuation. Once the actuation force is removed, the switch returns to its initial position, making it ideal for applications where a return action is necessary.
• This feature also helps in reducing wear and tear on the contacts, extending the operational life of the contact block.

C. 2-Speed Operation

• The 2-speed actuation feature ensures that the switch can handle different operational speeds, which is particularly useful in applications where varying speeds are required.
• The XESD1291 can provide feedback at different actuation speeds, offering enhanced control and precision in systems with varying load conditions.

D. Snap-Action Contacts

• The snap-action contact mechanism ensures that the switch operates with high speed and precision. This action ensures reliable, fast, and repeatable switching, ideal for systems that require quick response times.
• The snap-action mechanism also helps in reducing contact bounce, ensuring that circuits are activated or deactivated immediately without delay.

E. High Durability and Longevity

• The XESD1291 offers a mechanical life of up to 50 million operations and an electrical life of up to 1 million operations, making it suitable for high-cycle applications.
• Its robust design is built to withstand heavy-duty operation, providing long-term reliability and minimizing maintenance costs.

F. IP66 Protection Rating

• The IP66 rating ensures that the XESD1291 is dustproof and water-resistant, allowing it to perform reliably in harsh environments. It is protected from high-pressure water jets and is suitable for use in industrial settings exposed to dust, moisture, and dirt.

3. Benefits

A. Versatile Control with Dual Contacts

• The 2NO + 1CO configuration allows the XESD1291 to offer versatile control over multiple circuits. This feature is especially useful in applications that require both normally open and change-over circuits for controlling different machines or systems.
• The switch is ideal for controlling multiple functions or sequences in complex machinery.

B. Improved Precision with Snap-Action Contacts

• The snap-action contacts provide fast, precise, and repeatable switching. This makes the XESD1291 particularly useful in applications where speed and accuracy are critical, such as in automated systems or high-speed machinery.

C. Flexibility in Speed

• The 2-speed operation enhances the flexibility of the XESD1291 in applications that require multiple speeds for different operational phases. This is especially beneficial in conveyors, robots, or machinery where speed control is essential for optimal operation.

D. Robust and Reliable Performance

• With a high durability and long mechanical life, the XESD1291 can endure repeated use without significant wear. Its IP66 protection rating ensures that it remains operational even in harsh environments, such as factories exposed to dirt, moisture, and water jets.