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TF6790_A_NOT_DXA230_EVOLUTION
Aereco S.A.
4.2. ELECTRICAL CONNECTION OF THE DEFROSTING
N - P
1 200 W
L1 - P
1 200 W
A1 +
A2 -
Defrosting unit
x1 or x2
DXA unit
230 VAC 3 x 1.5 mm²
To circuit breaker 10 A
Output 1
OV
RJ 45
cable
RJ 45
cable
bus cap
Hub cap
+
-
Wi-Fi ON
2I2O
OV
in 1
in 2
out 2
out 1
+5V
(2x0,75 mm² wires)
(2x0,75 mm² wires)
Details of DXA Unit and defrosting connection
The defrosting has an individual supply in 230 VAC, 50/60 Hz, single-phase via a flexible cable
having a cross-sectional area of at least 1.5 mm². The control is connected via a 2 wire cable
having a cross sectional area of at least 0.5 mm² and a maximal length of 30 meters.
The electrical connection must be made by a professional and comply with the standards in force
in the country of installation. Plan a contact separation device having an opening distance of at
least 3 mm on each pole.
Note: there is no alarm in the defrosting provided by Aereco.
Details of condensate pump electrical connections
4.3. ELECTRICAL CONNECTION OF THE CONDENSATE PUMP
THE DXA1711 is provided with a built in siphon. It is still possible to connect a condensate pump
after the siphon. The diagram below displays the electrical connections.
Dry contact alarm connections.
The alarm is connected via a 2 wires cable having a cross sectional area of at least 0.5 mm² and a
maximal length of 30 meters.
Wi-Fi ON
Hub cap
DXA Unit
in
OV
OV
in 1
in 1
in 2
out 2
out 1
+5V
OV
in 2
in 1
out 2
out 1
+5V
230VAC 3x1.5mm²
To circuit breaker 2A
L (Red), N(Blue) 230V 0.5mm²
Grey
black
black
Grey
L
N
GND
230VAC blue 1.5mm²
230VAC GND 1.5mm²
230VAC Brown 1.5mm²
2I2O
2I2O
On one of the 2 RJ45
Modbus socket
One of the 2 RJ45 Modbus socket may be
used for the 2I2O connection, and a modbus
cap must be plugged on the other RJ45
Modbus socket.
