The Wylex 40A 30mA 2 Pole RCD is a compact and high-performance residual current device designed to provide reliable earth leakage protection for domestic and commercial electrical systems. With Type A sensitivity and DIN rail mounting, it ensures fast fault detection, enhanced safety, and dependable circuit isolation. Key Features : 40A Double Pole Protection: Reliable switching and protection for single-phase circuits up to 40 amps. 30mA Residual Sensitivity: High sensitivity for effective shock and earth leakage protection. Type A RCD: Detects AC and pulsating DC residual currents for broader safety coverage. DIN Rail Mounting: Easy installation in standard consumer units and distribution boards. Compact 2-Module Design: Space-saving construction ideal for modern electrical panels. Surge & Fault Resilience: Approximately 10kA short-circuit breaking capacity for enhanced durability. Trip-Free Mechanism: Ensures safe operation even when the handle is held in ON position. Clear Contact Indication: Visual status display for quick circuit identification. Specifications : Rated Current: 40A Residual Operating Current: 30mA Type: A Poles: 2 (Double Pole) Mounting: DIN Rail Modules: 2 Voltage Rating: 230V Terminal Capacity: Up to 35mm² Breaking Capacity: ~10kA Operation: Trip-free mechanism with manual reset