10
CHILLED WATER CASSETTE
6.1 ELECTRICAL CONNECTION
6
E
LECTRICAL
CONNECTION
Take care !
Before starting any electrical connection, check
that the electrical supply corresponds to the
specification indicated on the unit’s maker’s plate.
Each cassette in equipped with a terminal block
located inside the cassette cabinet.
Connection to the electrical network must comply with
current electrical standards.
The unit must be earthed.
The manufacturer and their representatives decline all
responsibility for any accidents caused by inadequate or
non-existent earthing of the installation.
All the cassettes are intended to operate on a normal voltage
of 230 V ± 10% / Single phase / 50 Hz + Earth.
The wiring diagram affixed to the unit illustrates the
connections to be made.
6.2 CHANGE OVER SENSOR
CONNECTION (MODELS 2T)
Depending on the season, the cassette units are either
supplied with hot water in winter or with chilled water in
summer and during the mid season periods.
A 3-way
valve must be installed on the water circuit supplying
the unit.
Summer and mid-season: The
3 way valve
is controlled
by the thermostat to obtain cooling.
Winter: The
3 way valve
is controlled by the thermostat
to obtain heating.
CHANGE OVER SENSOR
The change over sensor supplied in the unit is to be located
on the water inlet pipe. It enables the thermostat action to
be reversed in relation to water temperature.
Temperature effect: T° < 15 °C - T° > 30 °C.
THERMOSTAT INSTALLATION
WARNING:
The thermostat is already wired up at the factory.
Shut off the unit’s electrical power supply.
Fit the thermostat on the water inlet pipe.
Cover the connection with a protective
sheath.
1.
2.
3.
WATER TEMPERATURE PROBE INSTALLATION
The SW probe supplied in the unit is to be located on the
water inlet pipe.
WARNING:
The SW probe is already wired at the factory.
Cut the power supply to the unit.
Fit the probe onto the water inlet pipe.
Cover the connection with a protective
sheath.
1.
2.
3.
INSULATE IMPERATIVELY
INSULATE IMPERATIVELY
Содержание K 30 OG 2T
Страница 2: ......
Страница 21: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO...
Страница 22: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO II...
Страница 24: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO IV 30 2T 30 4T 45 2T 45 4T SANS VANNE...
Страница 25: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO V 30 2T AVEC CHAUFFAGE SANS VANNE...
Страница 26: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO VI 45 2T AVEC CHAUFFAGE SANS VANNE...
Страница 36: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO XVI...
