Electrical Connections - Carrier AQUASMART Installation Manual

AQUASMART Room Controller

Electrical connections

Wiring Room Controller to the unit
WARNING:
Before connecting any wiring to the Room Controller,
turn off all power to the unit that will supply power to the
Room Controller.
Electrical shock can cause personal injury or death.
The Room Controller is connected to the unit using the
following instructions.
Reference Diagram 1 or 2 when making these connections.
Power cable and communication connections Room
controller to the unit (3 conductor cable).
Diagram 1:
Connection diagram for the following units:
42WHC/WHE
5
4
A
3
Y / G
2
B
1
·
Wire colours
A Brown
B Blue
Y/G Yellow/green
³ Room Controller
· Unit
Terminal block in the Room Controller
Terminal block in the unit
Window contact (if present)
Local Bus; maximum 6 units
• Slacken the terminal screws P (DC Power), G (GROUND) and
C (SIGNAL), present on the rear base of the Room Controller.
- P (DC power)
- G (Ground)
- C (Signal)
• Make the connections on the terminal block of the Room
Controller as per diagram 1.
• Connect the other end of the cables to the terminal block of
the unit as per diagram 1.
• Power cable installation is now complete.
GB - 4
42GW
42JW
42EL
B
P
D.C. POWER
Y / G
G
GROUND
A
C
(SIGNAL)
³
Diagram 2:
Connection diagram for the 42Y unit
7
6
5
4
A
3
Y / G
2
B
1
·
Wire colours
A Brown
B Blue
Y/G Yellow/green
³ Room Controller
· Unit
Terminal block in the Room Controller
Terminal block in the unit
Window contact (if present)
Local Bus; maximum 6 units
• Slacken the terminal screws P (DC Power), G (GROUND)
and C (SIGNAL), present on the rear base of the Room
Controller.
- P (DC power)
- G (Ground)
- C (Signal)
• Make the connections on the terminal block of the Room
Controller as per diagram 2.
• Connect the other end of the cables to the terminal block of
the unit as per diagram 2.
• Power cable installation is now complete.
Wiring Materials required
(supplied by installer)
• 1 small screwdriver
• 3 x 0,5 mm 2 multiple cables, double insulated.
Suggested type: H03VV-F.
B
P
D.C. POWER
Y / G
G
GROUND
A
C
(SIGNAL)
³