Daikin Modular T User manual
Modular T
Original translations
Installation manual
Electric pre/post heating
Modular T
REV 00
DATE October 2022
REPLACES
D-EIMOC2009-22_00EN
Modular T Smart ABT
Traduzione delle istruzioni originali
Manuale di installazione
uso e manutenzione
Modular T Smart ATB
2
The pictogram shows a situation of immediate danger or a dangerous situation that might cause injuries or death.
The pictogram shows that it is necessary to adopt suitable behaviour in order to avoid jeopardising sta safety and
cause damages to the equipment.
The pictogram shows particularly important technical information that should be taken into consideration by the
people installing or using the equipment.
Important warnings
1
Read this manual carefully before installation and keep it for any further future consultation by the vari-
ous operators. Do not remove, tear out or rewrite any part of this manual.
Failure to follow these instructions may cause damage and injuries, even fatal, voids
the warranty and relieves the Manufacturer of any liability.
All installation, assembly, electrical connections to the mains and ordinary/extraordinary
maintenancemustbeperformedonlybytechnicianscomplyingwiththelegalrequirements,
after turning o the unit and using personal protective equipment (i.e. gloves, protective goggles,
etc.), in compliance with the regulations in force in the country the equipment is to be used in and
the laws on safety in the workplace.
Installation, use or maintenance other than those specied in the manual may cause damage,
injury or death, invalidate the warranty and relieve the Manufacturer of all liability.
Use protective clothing and suitable equipment while handling or installing the equipment, in
order to prevent accidents and safeguard your own and other people’s safety. Individuals not
assigned to installation or maintenance are NOT allowed to stand or pass through the work area
while the unit is assembled.
Before carrying out any installation, disconnect the equipment from the power supply
and wait at least 120 seconds before carrying out any operation.
It is the responsibility of the user/installer to check the static and dynamic stability relative to the
installation and to arrange environments so that people who are not competent or authorised
DO NOT have access to the unit or to its controls.
3
Technical data
2
Modular T PRO
Size Material name Load
kW
A
mm
B
mm
C
mm
D
mm
Weight
kg
Supply
voltage
03 ATD03HEFAU 12 518 416 71 250 8,6 3-phase; 400V
ATD03HESAU 4.5 389 290 71 250 5.8 3-phase; 400V
04 ATD04HEFAU 15 651 548 71 315 15.4 3-phase; 400V
ATD04HESAU 6 393 291 71 315 8.7 3-phase; 400V
05 ATD05HEFAU 18 651 548 72 355 17.4 3-phase; 400V
ATD05HESAU 6 389 287 72 355 9.4 3-phase; 400V
06 ATD06HEFAU 21 774 672 71 400 22.3 3-phase; 400V
ATD06HESAU 7.2 389 286 71 400 10.5 3-phase; 400V
07 ATD07HEFAU 24 902 800 71 500 29.4 3-phase; 400V
ATD07HESAU 8.4 518 416 71 500 15.1 3-phase; 400V
Modular T SMART
Size Material name Load
kW
A
mm
B
mm
C
mm
D
mm
Weight
kg
Supply
voltage
03 ATD03HEFBU 12 518 416 71 250 8,4 3-phase; 400V
04 ATD04HEFBU 15 651 548 71 315 15.2 3-phase; 400V
05 ATD05HEFBU 18 651 548 72 355 17.2 3-phase; 400V
06 ATD06HEFBU 21 774 672 71 400 22 3-phase; 400V
07 ATD07HEFBU 24 902 800 71 500 29.2 3-phase ; 400V
389 291 71 315 7,2
1-phase ; 230V
B
C
D
A
~50 ~50
2xD
D
2xD
3xD
D D
3xD
D
4
1Correct distance
MODULAR T
PRO
MODULAR T
SMART
PRE
HEATING
PRE
HEATING
POST
HEATING
Electric coil
Electric coil
Electric coil
Suggested
distance
beetween
probe and coil
Suggested
distance
beetween
probe and coil
Suggested
distance
beetween
probe and coil
Suggested
distance
beetween coil
and unit
Suggested
distance
beetween coil
and unit
Probe Probe
Probe
D* = diameter of ducts
(e.g. if D= 250 mm 1xD= 250 mm, 2xD= 500 mm....)
A
C
D
B
A
C
D
B
5
supporting brackets
(not supplied)
PRE
HEATING PRE
HEATING
POST
HEATING
POST
HEATING
supporting brackets
(not supplied)
air ducts
(not supplied)
Right Handling
VERSION MACHINES
ATB**R**
MODULAR T
PRO
Left handling
VERSION MACHINES
ATB**L**
2Machine duct, example
Installation
3
DUCT
AExhaust air
BFresh air
CReturn air
DSupply air
A
C
D
B
A
C
D
B
6
PRE
HEATING PRE
HEATING
supporting brackets
(not supplied)
air ducts
(not supplied)
Right Handling
VERSION MACHINES
ATB**R**
MODULAR T
SMART
Left handling
VERSION MACHINES
ATB**L**
4Machine duct, example
DUCT
AExhaust air
BFresh air
CReturn air
DSupply air
7
Electric post/pre heating coil with
gaskets already inserted
coupling not provided
(provide for sealing gaskets)
see g. 1 for the correct lenght and diameter
unit spigot with gasket already inserted
5Example of installation of the electric post/pre heating both horizontally and vertically
6Installation of electric pre/post heating
Electric post/pre heating
coil
can be positioned
both horizontally and vertically.
The ducts and the electric coils must be
permanently xed to a xed structure (for
example a wall or a ceiling) using brackets (not
supplied).
Electric post/pre heating
coil should be
installed in such a way that it is accessible for
maintenance or any other operation.
The electric post/pre heating coil should
not be facing down.
Provide thermal insulation (not
supplied) around the electric coils
because they reach high temperatures
(<60 °C).
NL1 L2 L3
1
4
N
L1
L2
L3
2
3
Power supply
8
7Power supply of electric pre/post heating
Electrical connections
4
ø10mm
ø5mm
ø5mm
1
2
34
Not
provided
3xD
3xD
D
D
Connection of PRE-HEATING probe
9
8Installation of probe (PRE-HEATING)
Connect the
probe according
to the supplied
wiring diagram
Modular T Smart version only
Electric pre/post
heating coil
Suggested
distance
beetween probe
and coil
Pre-heating probe
20
SET POINT
TEMPERATURE
25
30
15
10
5
0
°C
A
B
B
10
9
Reset button
the electric coils have 3 safety thermostats
that intervene in case of high temperature;
the thermostats (B) are set at 50 °C and are
self-resetting, while the thermostat (A) is
set at 100 °C and must be manually reset by
pushing the reset button
The electric coil has an alarm contact that
may be used to trigger a warning system
(not provided).
Potentiometer
set the target temperature
Other manuals for Modular T
3
This manual suits for next models
15
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