Grundig GHPH-MM08 Manuel D'utilisation page 83

9 Overview of the unit
• Method C (Two zone control)
Hydraulic Module is connected with two room
thermostat, while user interface set ROOM
THERMOSTAT to ZONES:
C.1 When unit detect voltage is 230VAC between
H and L1, zone1 turns on. When unit detect
voltage is 0VAC between H and L1, zone1
turns off.
C.2 When unit detect voltage is 230VAC between
C and L1, zone2 turns on according to climate
temp curve. When unit detect voltage is 0V
between C and L1, zone2 turns off.
C.3 When H-L1 and C-L1 are detected as 0VAC,
unit turns off.
C.4 When H-L1 and C-L1 are detected as 230VAC,
both zone1 and zone2 turn on.
Room thermostat type 2 (Low voltage):
Method A
(Mode set control)
POWER
IN
Heat Pump Monobloc Inverter / User Manual
Method B
(One zone control)
POWER
IN
Method C
(Two zone control)
zone1
POWER IN POWER IN
zone2
83 / 276 EN