Essential requirements (ch. 1)Amended requirement
1.2.6 · Failure of the power supply or communication network connection
Annex III, 1.2.6 · Regulation (EU) 2023/1230 ·
What it requires
1.2.6 of Regulation (EU) 2023/1230 requires: interruption, re-establishment or fluctuation of the power supply or of the communication network connection must not create hazardous situations. It has changed compared with Directive 2006/42/EC and applies to machinery placed on the market from 20 January 2027.
What changes compared with Directive 2006/42/EC
Adds loss of the communication network connection.
What the instruction manual must reflect
Behaviour on power failure and on loss of network connection.
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Check my manual for free →Official text
The interruption, the re-establishment after an interruption or the fluctuation in whatever manner of the power supply or communication network connection to the machinery or related product shall not lead to hazardous situations. Particular attention shall be given to the following: (a) the machinery or related product shall not start unexpectedly; (b) the parameters of the machinery shall not change in an uncontrolled way when such change can lead to hazardous situations; (c) the machinery or related product shall not be prevented from stopping if the stop command has already been given; (d) no moving part of the machinery or related product or piece held by the machinery or related product shall fall or be ejected; (e) automatic or manual stopping of the moving parts, whatever they may be, shall be unimpeded; (f) the protective devices shall remain fully effective or give a stop command.
Source: Regulation (EU) 2023/1230, OJ L 165, 29.6.2023, Annex III, 1.2.6. The sections ‘What it requires’ and ‘What the instruction manual must reflect’ are our own summary and do not replace the official text.