Electric Wiring Work; Wiring Principle - Daikin RY24PEV1K Service Manual

SiK401004_A

4. ELECTRIC WIRING WORK

4.1 Wiring Principle

4.1.1 General
 Perform wiring of the power supply in conformance with the regulations of the local
 For the control wires connecting indoor units, and between indoor and outdoor units,
 Be sure to set the earth leakage breaker and the switches to the power supply section
 Supply power to each outdoor unit and provide an earth leakage breaker or hand
 Store wiring system for control and refrigerant piping system in the same line.
 Arrange the cables so that the electric wires do not come to contact with
 Do not turn on power of the indoor unit until vacuuming of the refrigerant pipe will be
 Installation should be conducted by Local Wiring Regulation.
 The rated voltage and exclusive power supply must be adopted for the air
 The power cable should be reliable and fixed, in order to avoid the wiring terminal be
 The wire diameter of power cable should be large enough. If power cable and
 All electric installation must be done by specialist according to local law, regulation and
 It should be reliably grounded, and it should be connected to the special earth device,
 The creep age protect switch and breaker must be installed.
 Breaker should have the thermal dropout and magnetic dropout function, in order to
 The on site connection should refer to the circuit diagram, which is stuck on the unit
 The unit should be reliably grounded, if it is improperly grounded that may cause
 Air conditioner is the "I" class electric appliance, thus please do conduct reliable
 The yellow-green two-color wiring of air conditioner is grounding wire and cannot be
 The user must offer the reliable grounding terminal. Please don't connect the
INSTALLATION
electric company.
use of double-core shield wires is recommended to prevent noise trouble.
of the indoor unit.
switch for each outdoor unit.
high-temperature part of the refrigerant pipe; otherwise coating melts and an accident
may be happened.
completed.
conditioners.
suffered from force. And do not drag the power cable forcibly.
connection wire be damaged; it should be replaced by the exclusive cable.
this manual.
the installation work should be operated by the professional.
avoid the short circuit and overload.
body.
electric shock or fire.
grounding measure.
used for other purposes. It cannot be cut off and be fixed by screw, otherwise it would
cause electric shock.
grounding wire to the following places:
 Water pipe
 Gas pipe
 Blowing pipe
 Other places that specialist consider them unreliable
80