Siemens 3RT2916-1BB00 3RT2 KONTAKTÖRLERE TAKILABİLEN AKSESUARLAR; VARİSTÖR BOY S00; 24..48V AC, 24..70V DC
https://pda-docs.s3.eu-central-1.amazonaws.com/partner/md-picture-db/3RT2916-1BB00__objKey100_v59.png