BS ISO 8100-20:2018specifies GESRs for lifts (elevators), their components and functions, andestablishes a system and provides methods for minimizing safety risks that can arise in the course of, the operation and use of, or work on, lifts (elevators).Cross References:ISO 14798ISO/IEC Guide 51EN 81-1ISO 22559-4ISO/TS 8100-21EN 81-2ASME A17.7/CSAISO 12100ASME A17.1/CSAISO 22559-3ISO/TR 11071-2ISO 4190-5EN 1050ISO 4190-2ISO 4190-1ISO/TR 11071-1:2004All current amendments available at time of purchase are included with the purchase of this document.