https://www.morssmitt.nl/producten/400794/tde4n-u-relay-timer-delay-off-4-pole
TDE4N-U relay - Timer, delay-off, 4 pole - Mors Smitt railway components & solutions
These relay series are designed for demanding rolling stock applications. The TDE4N-U is used in applications where a time delay on drop-out is necessary after...