Panasonic WH-SDF03E3E5 Series Design Handbook page 92

Project Design
Electrical connection
Power supply
Electrical connections for the bi-bloc systems
Additional electric heater and
electric immersion heater
7 to 9 kW
(single phase)
12 to 16 kW
(single phase)
9 kW
(three phase)
12 to 16 kW
(three phase)
Bi-Bloc systems (phase-out models) have different electrical connections, a different number of phases and different rated
heating power
92
Phase-out models
Hydro module and
outdoor unit
POWER SUPPLY 2 POWER SUPPLY 1
L N L N
L N L N
L N L N
Power supply 2 Power supply 1
Additional Hydro module and
electric heater outdoor unit
POWER SUPPLY 2 POWER SUPPLY 1
L N L N
L N L N
L N L N
Power supply 2 Power supply 1
Hydro module, outdoor unit Electric
and additional electric heater immersion heater
POWER SUPPLY 1 POWER SUPPLY 2
L L L N
A1 A2 A3
L L L N L
A1 A2 A3
L L L N L
A1 A2 A3
Power supply 1 Power supply 2
Additional Hydro module
electric heater and outdoor unit
POWER SUPPLY 3 POWER SUPPLY 1
L L L N L L L N
C1 C2 C3 A1 A2 A3
L L L N L L L N
C1 C2 C3 A1 A2 A3
L L L N L L L N
C1 C2 C3 A1 A2 A3
Power supply 3 Power supply 1
1
1
Connecting the indoor/outdoor unit
Electric
immersion heater
POWER SUPPLY 3
L N
L N
L N
Power supply 3 Connecting the indoor/outdoor unit
4 5
L N
N 1 2 3 4 5
N 1 2 3 4 5
Connecting the indoor/outdoor unit
Electric
immersion heater
POWER SUPPLY 2
L N
L N 1
L N 1
Power supply 2 Connecting the indoor/outdoor unit
Aquarea air / water heat pump – design handbook 07 / 2014
Fault-current
protective switch
2 3
Mains connections
2 3
Fault-current
protective switch
1 2 3
Mains connections
1 2 3
Fault-current
protective switch
Mains connections
Fault-current
protective switch
4 5
2 3 4 5
Mains connections
2 3 4 5