Connecting External Contact - Samsung AM CNBD Series Installation Manual

Connecting external contact

External contact connection diagram
L
L
L N
Ⓐ
Main power
Ⓑ
Operation check
Ⓒ
Alarm
Ⓓ
Water pump
Ⓔ
Booster heater
Ⓕ
3Way valve 1
1 2
Ⓙ
Indoor temperature
sensor
1
Ⓙ
Indoor temperature
sensor
Ⓚ
N
N
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Ⓚ Ⓛ
Temperature sensor
for water tank
<DVM Hydro unit>
2 3 4 5 6 7 8
Ⓛ
Solar pump
Temperature sensor
for water tank
<DVM Hydro unit HT>
Ⓠ
Solar pump
Ⓜ
External control
9 10
Ⓜ
External control
Wired remote controller
V2
V1
Outdoor unit (communication
cable)
Water IN/OUT (Hydro unit HT)
Water IN/OUT (Hydro unit)
EVA IN/OUT (Hydro unit / Hydro
unit HT)
Flow switch
Defrost
Connected as factory default
AC 24 V Thermostat
208-230 V Thermostat
2Way valve
3Way valve 2
Ⓝ
Smart grid
Ⓝ
Smart grid
Ⓘ
Ⓗ
Ⓖ
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