Miele PDR 516 SL EL Schéma D'installation page 23

If the mains supply cannot be permanently disconnected, the isola-
tion device (including plug and socket) must be safeguarded against
being switched on either unintentionally or without authorisation.

The tumble dryer must not be connected to devices such as timers
which would switch it off automatically.

If it is necessary to install a residual current device (RCD) in ac-
cordance with local regulations, a residual current device type B
(sensitive to universal current) must be used.
 Loud noises and risk of damage due to incorrect phase connec-
tion on heat-pump dryers.
An incorrect phase position causes a lot of noise in tumble dryers
with heat pumps and can cause damage to the compressor.
When connecting a heat-pump dryer to the power connection, en-
sure the correct phase position according to the wiring diagram.
en - Installation notes
23