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EN
METAL INTAKE GRILL
RAL 9003 metal intake grill, Coanda effect in cooling
mode, adaptable to standard false ceilings (in the
600x600 mm version) and without overlapping parts.
ACCESSORIES
Metal grill
(dimensions)
A
(mm)
B
(mm)
C
(mm)
600x600
574
599
34.5
800x800
845
880
45.5
VALVE ASSEMBLY
Two or three-way ON-OFF 230 V valves, complete
with fittings, supplied separately.
BUILT-IN ELECTRIC HEATER
The units in the 2-pipe configuration can be fitted as
standard with a built-in electric heater. The heater is
managed as an alternative to the hot water coil valve.
The heaters are immersion heaters installed inside the
coil. The electric heaters fitted on the appliances are
230 Volt, single-phase (separate power supply).
Note:
performance in cooling mode of units with elec-
tric heaters is 95% of the values shown.
BUILT-IN POWER BOARD (HB/i-HB)
All units can be fitted as standard with HB (a-CXW)
and iHB (i-CXW) power boards. The HB/i-HB power
board manages the fan speed and operation of the
on-off valves; communication between the user inter-
face (EKW and iKW controllers). For units equipped
with the HB/i-HB board, local Master-Slave network
installations are possible, with a two-wire connection
(the board comes with dipswitches for setting the
address in multiple installations and for system config-
uration), as well as installation in centralised hydronic
management systems compatible with the Modbus
protocol (in combination with the RS485 expansion
card accessory).
RS485 EXPANSION CARD FOR HB/iHB
The HB/i-HB power board can be fitted with a specific
RS485 expansion card for integrating the unit into
BMS supervisor systems using the MODBUS RTU
Master protocol. The control unit is not required for
management in centralised systems.
SPEED SELECTOR KIT FOR a-CXW
(without HB / i-HB card)
Receiving speed selector: allows the connection in
parallel of several units to a single thermostat (MTW
or ATW type). Each unit must be equipped with 1
selector.
Содержание a-CXW 1102
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