Elucian by Click offers a comprehensive range of consumer units and circuit protection devices, providing high-quality and reliable solutions for residential and light commercial applications. Elucian products are designed to enhance convenience, flexibility, and safety for installers. The Click CU2RCD100A is a double pole, 100A Type A RCD with 30mA sensitivity and large terminal capacity. The RCD is part of the Elucian range of protective devices, which are easy to install and offer reliable safety against electrocution and fires. The RCD simply clicks onto a DIN rail and secures with a locking mechanism. Lockout devices can also be used to prevent accidental switching while work is being carried out. Protective devices in the Elucian range also provide clear and visible trip indication for enhanced convenience. Residual Current Device.