Krp1C75> Adaptor For Wiring - Daikin FFQ-Q Series Installation And Operaion Manual

EDUS091617
13.3 <KRP1C75> Adaptor for Wiring
Accessories
Check if the following accessories are included in the kit.
Name Adaptor for wiring
Shape
Quantity ×1
<Caution>
• All wiring must be performed by an authorized electrician.
• For electric wiring work, refer to also "Wiring diagram" attached to the control box lid and this manual.
• All wiring must be worked after shutting down power supply.
All field supplied parts and materials and electric works must conform to local codes.
•
• A circuit breaker capable of shutting down power supply to the entire system must be installed.
Names of parts
Electric wiring
•
Refer to the wiring diagram attached to the indoor unit before
attempting to wire.
[Make sure wires to units do not pass over the PCB when wiring.]
•
Wire the adaptor to the indoor unit as shown below.
X1M
X2A
X2M
X1A
1 Thermo-ON and Fan ON status
•
Thermo-ON status
Contact terminals X1 and X2 close
while the indoor unit is Thermo-ON
(call for cooling or heating)
Example: Obtaining status
X1 (or X3)
Dry contact
to BMS or
Monitoring
panel
X2 (or X4)
2 Interlocking Heater and Humidifier
• Heater output
Auxiliary heater output with
•
heat pump heating
Primary heater output when
•
heat pump lockout enabled
Y1
24VAC
Heater
Relay
~
YC
24VAC
Split Type Air Conditioners FFQ-Q Series
Harness PCB support Clamp
×1 ×4 ×3
Harness
This function can not be used.
X2A
Terminals for controlling external heater, humidifier, and other equipment.
X1 X2 X3 X4
F1U F2U X1A
Terminals for operation status
Note)1
Indoor unit PCB
Note)1 Connector No. X33A
•
Fan ON status
Contact terminals X3 and X4
close when indoor unit fan is
ON
Example: Interlock
X1 (or X3)
24VAC
Relay or
Actuator
~
X2 (or X4)
24VAC
•
Humidifier output
Energized while heating
•
Thermo-ON (call for heating)
Y2
24VAC
Humidifier
Interlock
~
Relay
YC
24VAC
Installation manual
×1
Installation
•
Installation differs according to models as shown below.
•
Do not bundle low and high voltage wires together.
•
Bundle any excess wires with the attached clamps so as to
keep loose wires off the indoor unit PCB.
Lid of
installation box
(KRP1BA101)
Adaptor
(KRP1C75)
PCB support
Option List
Installation box
for adaptor PCB
(KRP1BA101)
2P263038-1E
163