ISO 14119:1998, Safety of machinery - Interlocking devices associated with guards - Principles for design and selection

This International Standard specifies principles for the design and selection, independent of the nature of the energy source, of interlocking devices associated with guards (as defined in 3.23.1 “interlocking device [interlock]”, 3.22.4 “interlocking guard” and 3.22.5 “interlocking guard with guard locking” of ISO/TR 12100-1:1992).It also provides requirements specifically intended for electrical interlocking devices (see clause 6).This International Standard covers the parts of guards which actuate interlocking devices.