Connecting The Mains Supply; Connecting The Room Thermostat - DeDietrich ZENA MS 24 MI FF Operating And Installation Instructions

17. ELECTRICAL CONNECTIONS
This machine is only electrically safe if it is correctly connected to an ef cient earth system in compliance with current
safety regulations.
Connect the boiler to a 230V single-phase earthed power supply using the supplied three-pin cable, observing correct
LIVE-NEUTRAL polarity.
Use a double-pole switch with a contact separation of at least 3 mm. When replacing the power supply cable, t a
2
harmonised HAR H05 VV-F' 3x0.75mm cable with a maximum diameter of 8 mm.
...Access to the power supply terminal block
The 2A fast-blowing fuse is incorporated in the power supply terminal block (to check and/or replace the fuse, pull out
the black fuse carrier).
IMPORTANT:
respect polarity L (LIVE) -N (NEUTRAL).
(L) = Live (brown)
(N) = Neutral (blue)
= Earth (yellow-green)
(1) (2) = Contact for room thermostat
Figure 9

18. CONNECTING THE ROOM THERMOSTAT

INSTALLATION INSTRUCTIONS 71.06952.02 - EN
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