2422BD

Industrial 4-pole double-throw (4PDT) pneumatic time-delay relay configured for Off-Delay (Delay-on-De-energization) operation with a 480V AC operational timing coil. Equivalents: TE Connectivity 2422BD, Agastat 2422BD. Real-Life Examples: High-voltage sub-station emergency shutdown panels, industrial rock crusher motor braking delay systems, and steel mill furnace ventilation overrides.