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TF6775_A_NOT_DXR230_REFERENCE
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
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
+
-
D6688_A
Wi-Fi ON
4
- Modbus connection
5
- Modbus connection
6
- Ethernet
7
- Power ON
8
- Modbus ON
9
- Modbus traffic
DXR unit
2I2O
OV
in 1
in 2
out 2
out 1
+5V
(2x0,75 mm² wires)
(2x0,75 mm² wires)
Details of DXR 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 wires 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 FOR DXR1708
The DXR1708 is provided with a 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.
D6688_A
Wi-Fi ON
4
- Modbus connection
5
- Modbus connection
6
- Ethernet
7
- Power ON
8
- Modbus ON
9
- Modbus traffic
Hub cap
DXR 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.
