Schneider Electric | Harmony XAL Series (ZENL) | Contact Blocks & Light Blocks The Harmony XAL range of Contact & Light Blocks by Schneider Electric offers you reliable performance across the range. The Harmony range is stress tested by Schneider Electric to ensure you get the highest quality, reliable product possible to ensure user safety. Features and benefits • Slow break contact operation in conjunction with pushbuttons for quicker action (depending on the speed of the operator).

• 1,000,000 cycles of mechanical durability, robust and reliable to ensure continuous operation.

• Lightweight, easy to fit and configure. Easily removable and adjustable. Front mounting.

• Operating temperature of between -40 to 70 °C. Check the datasheet for further information.

• Schneider Green Premium product as standard across the XB4 Contact block range. Environmentally friendlier than alternatives, easy to dispose of safely.

• 18 month warranty period with Schneider Electric.

Protection ratings -

• IP20 conforming to IEC 60529

• EN/IEC 60947-1, 60947-5-1 & 60947-5-4.

• UL 508 & CSA C22.2 No 14.

• Vibration resistance to 5 gn, suitable for a wide variety of areas that may require devices to be resistant to movement. This conforms to IECE 60068-2-6

• Shock resistance to 30 gn (18 ms duration) conforming to IEC 60068-2-27 Applications - • Used in conjunction with push buttons, signal controllers.

• Applicable uses within machine, chemical or marine applications