High Voltage Connections; Low Voltage Connections; Voltage Ports; Communication Wiring - Daikin DX17VSS181AA Installation Instructions Manual

h v C
Igh oltAge onneCtIons
Route power supply and ground wires through the high volt-
age port and terminate in accordance with the wiring diagram
provided inside the black plastic cover over control box.
• p
reCAutIons to be tAKen for power supply wIrIng
w
hen usIng strAnded wIres
style termInAl for ConneCtIon to the power supply termInAl
.
bloCK
p -
lACe the round CrImp style termInAls on the wIres up to the
Covered pArt And seCure In plACe
Round crimp-style
terminal
Flat washer
Screw
A
Round
crimp-style
terminal
• w
hen ConneCtIng the ConneCtIon wIres to the termInAl bloCK
,
usIng A sIngle Core wIre
I
mproper worK mAy CAuse heAt And fIres
Good
Strip wire end
to this point.
Good
• u
se the followIng method when InstAllIng A sIngle Core wIre
Screw
B
• Make sure to apply the rated voltage of 208/230V for the
unit.
• A power circuit (see the following table) must be provided
for connection of the unit. This circuit must be protected
with the required safety devices.
CAUTION
.
,
mAKe sure to use A round CrImp
.
Stranded wire
Screw
Round crimp-
style terminal
Flat washer
Good
Screw
Flat washer
Round crimp-
style terminal
Wrong
Arrow view A
be sure to Curl the end of the leAd
.
Wrong
Excessive strip length
may cause electric shock
or current leakage.
Wrong
Flat
washer
A single core wire
Arrow view B
• When using residual current operated circuit breakers, be
sure to use a high-speed type (0.1 seconds or less) 200
mA rated residual operating current.
• Use copper conductors only.
• Use insulated wire for the power cord.
• Select the power supply cable type and size in accor-
dance with relevant local and national regulations.
-
MODEL NAME and fre-
quency
DX17VSS181AA
DX17VSS241AA
1 Phase
DX17VSS301AA
DX17VSS361AA
l v C
ow oltAge
The unit is designed to work as part of a fully communicating
HVAC system, utilizing a ComfortNet™ CTK04 thermostat,
ComfortNet compatible indoor unit, and up to four wires. Route
control wires through the low voltage port and terminate in ac-
cordance with the wiring diagram provided inside the top plate.
.
.
NOTE: The communicating thermostat is able to search and
identify the indoor and outdoor units when power is applied to
the system. Refer to the communicating thermostat's instal-
lation instruction manual for more information.
Connect low voltage communication wires (1, 2) to low volt-
age pigtail provided.
C
ommuniCation
NOTE: A removable plug connector is provided with the
control board to make thermostat wire connections. This
plug may be removed, wire connections made to the plug,
and replaced. It is STRONGLY recommended that you do not
connect multiple wires into a single terminal.
10
MCA
Phase
(Min.
Voltage
circuit
amp.)
12.7 A
17.4 A
208/230V
60Hz
22.7 A
22.7 A
onneCtIons
Tie high voltage wire with
clamp material (accessory)
LOW
VOLTAGE

Voltage Ports

W
iRing
MOP
(Max.
Transmis-
overcur-
sion line
rent
selection
protective
device)
15 A
20 A
18 AWG
(typical)
25 A
25 A
HIGH
VOLTAGE