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Assembly unit
Assembly unit
Coding
Coding
1
2
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Port for low pressure switch and quick
check(CN12)
Port for suction temp.sensor(CN24)
Port for pressure sensor(CN28)
Port for discharge temp.sensor(CN8)
Port for outdoor ambient temp. sensor and
condenser temp. sensor(CN9)
Reserved(CN30)
Port for electrical expansion valve(CN22)
Input port for live wire(CN1)
Input port for neutral wire(CN2)
Output port for neutral wire(CN3)
Ourput port for live wire(CN4)
Ground wire(CN11)
Port for communication with hydro-box
control board (CN10)
6
Port for IC programming(CN300)
Port for 4-way valve(CN13)
Port for compressor eletrical heating tape(CN14)
Input port for transformer(CN26)
Power supply port for fan(CN18)
Port for down fan(CN19)
Port for up fan(CN17)
Output port for transformer(CN51)
DIP switch(SW3,SW4)
Digital display(DIS1)
Power supply port for hydro-box control
board(CN16)
Port for SV6 valve(CN7)
Port for communication with PCB A(CN6)
Port for chassis electrical heating tape(CN31)
(Optional)
27
9.3.4 3-phase for 12/14/16 kW units
1) PCB A
,
Inverter module
2) PCB B, Main control board
1
SW3
CN300
CN1
1
SW4
2
ON
ON
3
12
ON
ON
3
1
2
3 4
5
6
7
8
9
10
11
13
14
15
16
17
19
20
21
22
23
24
25
26
27
18
12
121
Содержание Aerotherm MAM-V9 Series
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