ISO 25745-2:2015

Energy performance of lifts, escalators and moving walks — Part 2: Energy calculation and classification for lifts (elevators)

Publication date:   Mar 31, 2015

General information

90.93 Standard confirmed   Nov 4, 2020


ISO/TC 178 Lifts, escalators and moving walks

International Standard

91.140.90   Lifts. Escalators



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ISO 25745-2:2015 specifies a method to estimate energy consumption based on measured values, calculation, or simulation, on an annual basis for traction, hydraulic and positive drive lifts on a single unit basis, and an energy classification system for new, existing, and modernized traction, hydraulic, and positive drive lifts on a single unit basis.
It applies to passenger and goods passenger lifts with rated speeds greater than 0,15 m/s and only considers the energy performance during the operational portion of the life cycle of the lifts. For other types of lifts (e.g. service lifts, lifting platforms, etc.), it can be taken as a reference.
It does not cover energy aspects, which affect the measurements, calculations, and simulations, such as the following: hoistway lighting; heating and cooling equipment in the lift car; machine room lighting; machine room heating, ventilation, and air conditioning; non-lift display systems, CCTV security cameras, etc.; non-lift monitoring systems (e.g. building management systems, etc.); effect of lift group dispatching on energy consumption; environmental conditions; consumption through the power sockets; lifts whose travel includes an express zone (an express zone is unlikely to affect the average car load but can significantly affect the average travel distance).

Life cycle


ISO 25745-2:2015
90.93 Standard confirmed
Nov 4, 2020


Amended by
ISO 25745-2:2015/DAmd 1


ISO/PWI 25745-2

ISO/PWI 25745-2