KS IEC 61811-54:2002

Electromechanical elementary relays of assessed quality - Part 54: Blank detail specification-Electromechanical all-or-nothing telecom relays of assessed quality -Two change-over contacts,15mm x7.5mm

Applicable to electromechanicalall-or-nothing telecom relays of assessed quality. Relays according to this standard are provided for operation in telecommunication applications.