Layout Of Electrical Terminals - Toshiba Carrier TCB-CC163TLE Manuel D'installation

Layout of electrical terminals

Clamp for electrical wiring
Earth for
power
N
wiring
L
B3 B2 B1 A3 A2 A1
How to connect electrical wiring
1) Basic wiring
N:
Power supply (
L:
• Power supply wire specification: Cable 3-core, in
conformance with Design 60245 IEC 57.
• Fix the wires with code clamp.
Earth line
Power supply wire
U1/U3:
Central control wiring. (Low voltage)
U2/U4:
C3: Auxiliary
C4: Ground for Central control wiring
2) Terminals for remote monitoring
A1: Input for turning on air conditioners concurrently.
A2: Input for turning off air conditioners concurrently.
A3: Common input for turning air conditioners on or off.
B1: On operation state indicator output.
B2: Alarm indicator output.
B3: Common indicator output.
Wire connection
• Power supply wire specification: Cable 3-core 1 mm
OI-744-07EG
Connector (CN02)
for weekly timer
(optional)
CN02
U1/U3
P.C. board
U2/U4
C3
C4
50 Hz/60 Hz, 220 – 240 V)
2
, in conformance with Design 60245 IEC 57.
CN02
U1/U3
N
U2/U4
L
C3
B3 B2 B1 A3 A2 A1
C4
Fig. 3
Rear plate
EG
7