<p>When selecting a manual switch for your distribution board installation, it&#39;s crucial to consider both performance and compliance with industry standards. This particular model is designed to meet the rigorous demands of industrial and commercial applications, delivering reliable performance that aligns with Australian technical requirements.</p><p>With a rated current of 40 A, this manual switch is well-suited for medium-duty applications. Its compact dimensions—35 mm in width, 68 mm in height, and 56 mm in depth—allow it to fit seamlessly into various setups without occupying excessive space. The device adheres to key standards such as IEC 60947-3, UL 508, and CSA C22.2 No. 14, ensuring it meets international safety and operational benchmarks.</p><p>The switch boasts an impressive rated impulse withstand voltage of 8 kV and a short-time withstand current rating of 0.5 kA. These specifications underscore its ability to handle transient overvoltages effectively while maintaining operational integrity under short-duration fault conditions.</p><p>Operating at a rated voltage and insulation voltage of up to 750 VAC/V respectively, this unit supports robust electrical performance across diverse environments. It accommodates three poles, enhancing its versatility for different circuit configurations within distribution boards.</p><p>Engineered with an IP20 degree of protection and suitable for pollution degree environments classified as IP3, the switch ensures safety against accidental contact while operating efficiently under typical indoor conditions found in commercial settings.</p><p>Installation is straightforward thanks to its base mounting type coupled with screw clamp terminals that support cable cross sections ranging from 0.75-10 sq-mm. This feature simplifies connections while ensuring secure electrical contact throughout the system’s lifespan.</p><p>The operating mechanism located on top of the switch allows ease of access during operation or maintenance activities—a practical design choice that enhances user interaction by facilitating quick adjustments when necessary.</p><p>Rated at a power capacity of 11 kW with minimal power loss (1.6 W), this manual switch delivers efficient energy management tailored for systems demanding consistent performance without compromising on energy consumption efficiency.</p><p>In terms of environmental protection ratings like NEMA rating NEMA 1 alongside electrical connection via screws further confirm its adaptability across standardised installations where durability is paramount amidst varying operational challenges typically encountered within industrial contexts.</p>