Rehau NEA HCT 24 V User Instructions And Quick Installation Manual page 42

230 V AC / 0,2A
Resistive Load
24 V AC / 1A
Resistive Load
HCT * HCT *
230 V
N
L
CO CO
N
L
CO CO
HCT * HCT *
230 V
* Room thermostat Nea HCT 230 V and 24 V are separate models
42
Optional
24 V
External Time Switch
Max. 5 Thermal Actuators
L2
L1
Optional External Sensor
Not Required Optional
Cooling Input
Max. 5 Thermal Actuators
L2
L1
Optional External Sensor
Not Required
24 V
230 V AC
L N
24 V AC
L1 L2
L/L1 N/L2
External time switch (Phase balance)
Load (Thermal Actuators)
N Neutral
L Phase
Remote sensor
Only 230 V version:The external sensor shall
meet the requirements of protection class II.
Sensor cable H03VV-F for the installation in duct
or H05VV-F without duct.
CO
Change over for cooling mode (Phase balance)