Baxi Nuvola 3 BS 280 Fi User Manual

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7113868.01 - en
INSTRUCTIONS FOR FITTERS
16. CONNECTING THE MAINS SUPPLY
17. CONNECTING THE ROOM THERMOSTAT
r BDDFTTUIFQPXFSTVQQMZUFSNJOBMCMPDLàHVSFBTEFTDSJCFEJOUIFQSFWJPVTTFDUJPO
r SFNPWFUIFKVNQFSPOUFSNJOBMTBOE
r UISFBEUIFUXPXJSFDBCMFUISPVHIUIFHSPNNFUBOEDPOOFDUJUUPUIFTFUXPUFSNJOBMT
WARNING
If the appliance is directly connected to an underfloor system, install a safety thermostat to prevent the latter from
overheating.
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 harmonised HAR H05 VV-F 3x0.75mm2 cable with a maximum diameter of
8 mm.
Access to the power supply terminal block
r EJTDPOOFDUUIFCPJMFSGSPNUIFNBJOTQPXFSTVQQMZVTJOHUIFUXPQPMFTXJUDI
r SFNPWFUIFUXPTDSFXTàYJOHUIFDPOUSPMQBOFMUPUIFCPJMFS
r SPUBUFUIFDPOUSPMQBOFM
r SFNPWFUIFDPWFSBOEBDDFTTUIFXJSJOHBSFBàHVSF
The 2A fast-blowing fuses are incorporated in the power supply terminal block (to check and/or replace the fuse, pull out
the black fuse carrier).
(L) = Live (brown)
(N) = Neutral (light blue)
= Earth (yellow-green)
(1) (2) = Contact for ambient thermostat
IMPORTANT: respect polarity L (LIVE) - N (NEUTRAL).
Figure 11
CG_1853 / 1011_2503

Baxi Nuvola 3 BS 280 Fi Specifications

General

Brand	Baxi
Model	Nuvola 3 BS 280 Fi
Category	Boiler
Language	English