8
Typical applications
•
AHS control
AHS is only controlled by master unit. When
master unit operates in DHW mode, AHS
can only be used for producing domestc hot
water; when master unit operates in heating
mode, AHS can only be used for heating
mode.
8.3.2
Wiring
Power Supply
FUSE
Circuit Breaker
Manual Switch
Distribution box
Cascade system wiring diagram for single phase 4~16kW models
Heat Pump Monobloc Inverter / User Manual
•
WTH control
WTH is only controlled by master unit.
•
Solar energy control
Solar water heater kit is only controlled by
Master unit.
FUSE
FUSE
Distribution box
Distribution box
Use a grounded shielding cable
FUSE
Only last slave unit
with a 120 ohm
build-out resistor
between CN4
Distribution box
45 / 276 EN