Danfoss EFIT 550 Guide de l'utilisateur télécharger pdf (Page 14)

Installation manual

1.0 Installation overview

1.1 Safety instructions

Make sure the mains supply to the thermostat is OFF before •

installation. If the thermostat is installed in a network, the

mains supply to ALL thermostats in the network must be oﬀ!

As the EFIT 550 is not equipped with an earth terminal, the •

earthing screen of the heating cable and the earthing wire

from the mains supply must be connected to the earth

terminal in the surface mounted box or recessed metal box.

Do NOT use the EFIT 550 without a ﬂoor sensor when •

the heating element is installed under ﬂooring with high

thermal resistance.

The thermostat must not be exposed to moisture, water, •

and excessive heat.

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Danfoss EFIT 550 Guide de l'utilisateur Page 14