Wiring Sample - Panasonic S-22MU1E51 Technical Data Manual

3. Electrical Wiring

Wiring sample

Indoor Unit : E1 Type (73, 106, 140)
Functional ground screw (External Electronic
Expansion Valve Kit and Schedule Timer)
Use this screw when connecting
to ground the shield for the
Inter-unit control wiring.
Power Supply
Protective ground screw
(External Solenoid Valve Kit for 3WAY)
Indoor Unit : Y1 Type
Functional ground screw (External Electronic
Expansion Valve Kit and Schedule Timer)
Use this screw when connecting to ground
the shield for the Inter-unit control wiring.
Protective ground screw
(External Solenoid Valve Kit for 3WAY)
Power Supply
Inter-unit Control Wiring
Clamper
(Field supply)
Remote Control Wiring
Inter-unit Control Wiring
Remote Control Wiring
2-31
Indoor Unit : E1 Type (224, 280)
Use this screw when connecting to ground
the shield for the Inter-unit control wiring.
Remote Control
Wiring
Functional ground screw (External Electronic
Expansion Valve Kit and Schedule Timer)
Protective ground screw (External Solenoid
Valve Kit for 3WAY and RAP valve Kit)
Indoor Unit : M1 Type
Clamper inside the box
for Remote Control Wiring
and Inter-unit Control Wiring
L N U1 U2 R1 R2
Use this screw when connecting
to ground the shield for the
Inter-unit control wiring.
Functional ground screw
(External Electronic
Expansion Valve Kit and
Schedule Timer)
Inter-unit Control Wiring Remote Control Wiring
Wire Saddle
Power Supply
Supplied Clamper *
* Route the power supply cord through the ring
of the supplied wire saddle and clamp the cord.
Design of 2WAY SYSTEM
Inter-unit
Control Wiring
Power
Supply
Inter-unit Control Wiring
Remote Control Wiring
Power Supply
Clamper on the front
side for Power Supply
Protective ground screw
(External Solenoid Valve Kit for 3WAY )
1
2
3
4
5
6
7
8
9