8
HT 6Split
HT 12Split
LEGEND
Pipe connections
XL1
Connection, heating medium, supply
XL2
Connection, heating medium, return
XL3
Connection, cold water
XL4
Connection, hot water
XL5
Connection, hot water circulation
XL10
Connection, cooling
XL11
Connection, safety group,manometer
XL13
Connection, liquid cooling medium
XL14
Connection, gas cooling medium
HVAC elements
CM1
Diaphragm expansion vessel, closed
QN10
Isolation valve, domestic hot water / cen-
tral heating
QN12
Isolation valve, cooling/heating
GP12
Circulation pump
EP2
Heat exchanger
Sensors
BP4
Pressure sensor, high pressure
BT3
Temperature sensor, heating medium re-
turn
BT6
Temperature sensor, hot water loading
BT7
Temperature sensor, top of the hot water
heater
BT12
Temperature sensor, condenser outlet
BT15
Temperature sensor, liquid
BT25
Temperature sensor, heating medium
supply
BT63
Temperature sensor, heating medium sup-
ply downstream the submersible heater
BT64
Temperature sensor, cooling medium
supply
BT71
Temperature sensor, heating medium re-
turn
Electrical elements
X0
High voltage terminal block 400V~/230V~
X1
Low voltage terminal block 230V~
X2
Low voltage terminal block 230V~
X10
Low voltage terminal block 230V~
AA2:X4
Low voltage terminal block
AA2: X15
Low voltage terminal block
K1A-K3A
Submersible heater switch
K2
Alarm relay
BT30
Thermostat - emergency mode
AA2
Main card
AA3
Sensor card
AA23
Communication card
AA7
Relay card
AA8
Titanium anode card
AA27
Relay card
FD1
Temperature limiter
FA1
Circuit breaker (to internal module)
FA2
Circuit breaker (L Split)
EB1
Submersible heater
Other
EB15
HT 6Split / HT 12Split
SF1
Controller switch
PF3
Serial number
EB2
Domestic hot water tank
Chapter 3 |
Indoor module structure
