Mitsubishi Electric PFAV-P250VM-E Manual De Instalación página 9

7
• P750·P900-F models
[Fig. 7.3.4]
A To 3-phase power supply
• P900-F model only
[Fig. 7.3.5]
A Wiring using the supplied temperature sensor
<Installing the temperature sensor using the supplied cable only>
CND CN90
A Indoor unit
control board
(No.1)
B <Temperature sensor extended with a shielded cable>
CND CN90
A Indoor unit
control board
(No.1)
C Wiring using the supply air temperature sensor
CND CN90
A Indoor unit
control board
(No.1)
CND CN90
CN3A
CN3A
CN28
C CN20
(Red)
<A> Connect the
cable to CN20.
CN3A
CN28
C CN20
(Red)
<A> Connect the
cable to CN20.
CN3A
CN28
C CN20
(Red)
<A> Connect the
cable to CN20.
7.3
CND
CN28
<B> Secure the cable with the clamps.
CND CN90
CN3A CN28
B Indoor unit
control board
(No.2)
<B> Secure the cable with the clamps.
E Cable that is supplied with
CND CN90
CN3A CN28
B Indoor unit
control board
(No.2)
<C> Use closed end
<D> Connect the shield to the ground terminal screw.
(the screw is attached in the control box.)
<E> Temperature sensor extended with a shielded cable
<B> Secure the cable with the clamps.
CND CN90
CN3A CN28
B Indoor unit
control board
<F> Supply air temperature
(No.2)
CN90
CN3A CN28
D Temperature
sensor cable
the temperature sensor
connectors to
connect the two
cables.
F Supply air temperature
sensor cable
sensor cable is
bundled inside the
control box.
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S
B to terminal block for
indoor-outdoor
transmission line
connection
9