This product is part of the Harmony XB4 range, an offer of contact blocks. The single contact block features with protected terminals. It has 1 normally closed slow-break standard contact with positive opening. It is furnished with captive screw clamp terminal for electrical connection. It is a switch block with a conventional free air thermal current of 10A and rated insulation voltage of 600V. It is an IP65 rated product. It offers mechanical durability of about 5 million operating cycles and electrical durability of about 1 million operating cycles. It is made of plastic fixing collar with AgNi contact. It weighs 0.011kg. It is used in machine manufacturers (automotive, textiles, timber) and control system panel builders. It is also suitable for service sector and infrastructure applications such as energy distribution panel builders and public works. This product is certified by UL. It complies with IEC 529 standards. The modular Harmony XB4 range of 22mm metal control and signalling units combines simplicity of installation, efficiency, modern design, flexibility, and robustness to meet most industrial applications.