UNE-EN 2349-317:2006 Aerospace series - Requirements and test procedures for relays and contactors - Part 317: Service life of coil switching device (Endorsed by AENOR in March of 2007.)
2007UNE-EN 2349-317:2006 Aerospace series - Requirements and test procedures for relays and contactors - Part 317: Service life of coil switching device (Endorsed by AENOR in March of 2007.)