2.
The values of the operating conditions shall be specified by the manufacturer as follows: For the climatic and mechanical influence quantities: a minimum temperature range of 35 °C for the climatic environment; the mechanical environment class that applies is M1. For the electrical power influence quantities: the voltage and frequency range for the AC voltage supply; the limits of the DC voltage supply. For the ambient pressure: the minimum and the maximum values of the ambient pressure are for both classes: p_(min) ≤ 860 hPa, p_(max) ≥ 1060 hPa.
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Source: EUR-Lex (Cellar) · retrieved 2026-11-06 · Text as adopted (Official Journal); later amendments are not incorporated in this text.