CLIMACIAT® Air handling unit ■ Standalone production steam humidifier - Duct/cylinder connection. With steam production (standalone with electrodes) - Condensate return tubes and connections. The supply includes: - 230 V single-phase or 400 V three-phase supply voltage - - Aluminium steam distributor. 415 V according to capacity - Steamer with electrical cabinet and controller (IP 33). - Min and max supply water conductivity limits 125 - 1250 microsiemens /cm (8000 - 800 ohm). - Proportional or On/Off control. - Water hardness ( orientative values for France 15-30 degrees) check local regulations OPTIONS AVAILABLE PER RANGE Airaccess Airtech Airclean Stainless steel X X X Galvanised droplet separator X X X Stainless steel droplet separator X X X Double glass porthole X X X 230V Bulkhead light factory fitted and wired to an external switch X X X Flush mounted panel X X X Door contact switch X X X X: Option NA: Not applicable Steam humidifier with electrical heaters available on request ■ Control The electrics box is integrated into the unit and the electrical - Electric heater (4-stage heaters as maximum) cables are protected by an enclosed cable raceway, factory- • Proportional and On/Off control fitted. • 1 TRIAC type proportional stage (compulsory) The unit can be supplied as a single unit, equipped with a control which is fully assembled and tested in the factory if • I ndependent power supply, controlled by the AHU PLC. it is formed of one block, or a multi-block assembled on the - Steam humidifier with electrode: optional multi-block frame. • I ndependent power supply, controlled by the AHU PLC. Plug & Play solution: the electrics box is powered by a 400 V - Management of cooling modes: Free cooling / Night cooling + earth power supply - Management of frost protection faults The control software for the CLIMACIAT®range enables the - Fire protection following: - Communication board available: - Temperature regulation*: sensor on supply air/return air/ room air • Direct expansion coil management - Humidification and dehumidification regulation*: sensor on • Adiabatic humidifier management return or room air • Modbus RTU RS485 / Modbus TCP IP / KNX / LON / - Fan management: constant flow/constant pressure BACNET IP - Filter fouling management (4-stage filtration as maximum) The functions below requires an external regulation (independent from the integrated control) - Single-zone air quality management CO2 sensor on return air or room air - Steam coil/Superheated water coil/Glycol/mixed water coils/ - Water coil: cooling/heating/mixed/direct expansion (3 - Gas burner maximum) *availability depends on options; see specific control document • 2-way valve • 3-way valve CATALOGUE 2021 169 169