Power Connections - CLIMAVENETA i-ACCURATE i-AX Installation Manual - User And Maintenance

2) For Frames 3-4-5-6 type i-AX - i-AD and i-AW -
i-AT (models 29-50-70-90)
For models in air cooled version i-AX - i-AD and water cooled
version i-AW - i-AT the regulator installed is with pressure tras-
ducer type direct mounting via pressure connection on discharge
gas tube.
The regulator is installed in electrical panel. The regulator is facto-
ry set to a specific pressure (see tab.2 ).
If adjustment is needed, refer to graphic of tab.2, operating on
trimmer V2 - P1 - P2.
Improper adjustment may result in system damage or failure.
Tab.2
R407C
R410A
BP1
BP2
For Free Cooling units water cooled version i-AF linked with
external Dry Cooler, the regulator installed is with temperature
probe type that it is have to be insert in the condensing water
inlet pipe by mean wellfastening joint .
The regulator is installed in electrical panel.
The regulator is factory set to a specific condensing water tem-
perature (see tab.3 ). If adjustment is needed, refer to graphic of
tab.3, operating on trimmer T1 – T2 – ∆.
Improper adjustment may result in system damage or failure.
Tab.3
In some applications, where is required a second set point, is possible to switch from NORMAL (T1) to WINTER (T2) set point, by mean
the contact SET T1/T2 connected with the right terminal strips on the electrical panel of internal unit. (see the electrical diagram supplied
with the unit).
42 English 09/10
Master mode
Commands connections and settings
= Jumper closed
V2
= Jumper open
0....34, 5bar =
P2
0....45bar =
P1
_
probe
1
+
_
probe
2
+
Master mode
Commands connections and settings
= Jumper closed
= Jumper open
NTC probe
_
probe
NTC (25°C = 10 Kohm)
+
V R M M c a r d
N U
M
1
Speed
Voltage (%)
100%
V2
50%
3 5%
Regulation
zone
Pressure (bar)
16 21
P1 P2
R407C
V R M M c a r d
N U
M
1
Speed
Voltage (%)
100%
T1
T2
Regulation
zone
3 5%
35
T1 = 35°C
i-ACCURATE i-AX - i-AW - i-AD - i-AT - i-AF
V2
TRIMMER
P2
POWER ON LED
TRIMMER
JUMPERS
P1/V1
TRIMMER
N L
COMMAND
TERMINALS
FUSE

Power connections

230V +10 - 15%
50/60Hz
Speed
Voltage (%)
100%
V2
50%
3 5%
Regulation
zone
Pressure (bar)
23 32
P1 P2
R410A
TRIMMER
.
.
T1
POWER ON LED
TRIMMER
JUMPERS
T2
TRIMMER
N L
COMMAND
TERMINALS
FUSE
Power connections
230V +10 - 15%
50/60Hz
Speed
Voltage (%)
100%
= 6°C
Regulation
zone
3 5%
Temperature
(C°)
41 6
T2 = 6°C
Temperature
(C°)
12