Field Wiring; Optional Parts; Power Circuit And Cable Requirements - Daikin VRV REYQ96MTJU Design, Installation & Testing Instruction

Si39-406

7. Field Wiring

CAUTION All field wiring and components must be installed by a licensed electrician and must comply with
relevant local and national regulations.
The field wiring must be carried out in accordance with the wiring diagrams and the instructions
given below.
Be sure to use a dedicated power circuit. Never use a power supply shared by another appliance.
This product's reversed phase protection detector only works when the product started up.
The reversed phase protection detector is designed to stop the product in the event of an
abnormalities when the product is started up.
Replace two of the three phases (L1, L2, and L3) during reverse-phase protection circuit operation.
Reversed phase detection is not performed while the product is operating.
If there exists the possibility of reversed phase after an momentary black out and the power goes
on and off while the product is operating, attach a reversed phase protection circuit locally.
Running the product in reversed phase can break the compressor and other parts.
7.1

Optional Parts

Note:
7.2

Power Circuit and Cable Requirements

A power circuit (see table below) must be provided for connection of the unit. This circuit must be
protected with the required safety devices, i.e. a main switch, a slow blow fuse on each phase and
an earth leak detector.
When using residual current operated circuit breakers, be sure to use a high-speed type 200mA
rated residual operating current.
Note:
Installation Manual REYQ96MTJU
Use copper conductors only.
When using the adaptor for sequential start, refer to chapter "Examples".
For connection wiring to outdoor-outdoor transmission F1-F2, outdoor-indoor transmission F1-
F2, refer to chapter "Examples".
For connection wiring to the central remote controller, refer to the installation manual of the
central remote controller.
Use insulated wire for the power cord.
Phase and frequency
REYQ96MTJU
Select the power supply cable in accordance with relevant local and national regulations.
Wire size must comply with the applicable local and national code.
Specifications for local wiring power cord and branch wiring are in compliance with local cord.
Voltage
φ3, 60Hz
208-230V
Refrigerant Piping
Recommended fuses
70A
159