5
Outdoor unit
91
Model
name
Appearance
Function
TCB-PCIN4UL
Size: 2.87 × 3.11 (in)
[2] Compressor Operation Output
Application
* Install the optional
PCB in the inverter
assembly of individual
outdoor unit.
Function
While each compressor in the outdoor unit is running, the compressor
operation signal is displayed. This function can also be used to measure
the elapsed time for the compressor operation.
Operation
While a compressor is in operation, the relay of the
output terminal corresponding to the compressor turns
on (closed). When the operation of a compressor is off,
the relay turns off (opened).
The output terminals are “OUTPUT1”, “OUTPUT2”
and “OUTPUT3” from left to right of the compressors facing to the
front of the outdoor unit.
Wiring example
1
2
3
1
2
OUTPUT1
PJ20
OUTPUT2
OUTPUT3
TB1
1
2
5
6
4
3
C2
K1
K2
K3
1
ON
OFF
2 3 4
SW16
CTR1
CTR2
CTR3
L1
PS
L2
PS
L3
PS
Outdoor unit
interface PCB
Optional PCB
Locally procured
Outdoor unit
Shield
wire
C2
Attached connection cable 2 (5wires)
CN514
Connector on interface side (green)
CTR1
Elapsed operation counter 1
CTR2
Elapsed operation counter 2
CTR3
Elapsed operation counter 3
K1, K2, K3
Relays
L1, L2, L3
Operation indication LEDs
OUTPUT1
Compressor 1 operation output terminal
OUTPUT2
Compressor 2 operation output terminal
OUTPUT3
Compressor 3 operation output terminal
PJ20
Connector on optional PCB side
PS
Power supply unit
TB1
Terminal block
CN514
Summary of Contents for Carrier MMC-AP0181H2UL
Page 61: ...5 Outdoor unit 60 Model MMY MAP0964HT9UL MAP0964HT6UL MMY MAP1144HT9UL MAP1144HT6UL 72 9 ...
Page 76: ...5 Outdoor unit 75 Model MMY MAP0724FT6UL 460 V 60 Hz WHI WHI WHI PUR ...
Page 77: ...5 Outdoor unit 76 Model MMY MAP0964FT9UL MAP1204FT9UL 208 230 V 60 Hz ...
Page 78: ...5 Outdoor unit 77 Model MMY MAP0964FT6UL MAP1204FT6UL 460 V 60 Hz WHI WHI WHI PUR ...
Page 79: ...5 Outdoor unit 78 5 6 2 Heat pump Model MMY MAP0724HT9UL ...
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Page 212: ...MEMO ...
Page 213: ...Engineering Data Book For North America August 2015 First Edition ...