Cable Dimensions And Protection Rating - Fujitsu Waterstage Split Comfort 5 Series Installation Manual

►

Cable dimensions and protection rating

These cable dimensions are provided for information purposes only and do not exempt the installer from checking
that these dimensions match requirements and comply with current standards.
■ Outdoor Unit Power Supply
Heat pump
Model
Model 5
Model 6
Model 8
Model 10
■ Interconnection between outdoor unit and hydraulic unit
The hydraulic unit is powered by the outdoor unit by means of a 4 G 1.5 mm² cable*
(phase, neutral, earth, communication bus).
■ DHW power supply
The DHW section is powered directly via a 3 G 1.5 mm² cable* (phase, neutral, earth).
Protection by rated circuit breaker (16 A - C curve).
■ Electrical backup power supply (according option)
The hydraulic unit contains a electrical backup circuit installed in the storage tank.
Heat pump Electrical backups
Model
Model 5, 6, 8 & 10
Model 5, 6, 8 & 10
with 6 kW Backup
Relay Kit
Cable type 60245 IEC 57 or 60245 IEC 88.
(1)
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN
Max. power
consumption
3260 W
3260 W
4510 W
4760 W
Power Nominal current
3 kW 13 A
2 x 3 kW 26.1 A
Electricity supply 230 V - 50 Hz
Connection cable *
(phase, neutral, earth)
3 G 2.5 mm²
3 G 2.5 mm²
3 G 4 mm² or 3 G 6 mm²
Electrical backup power supply
Connection cable *
(phase, neutral, earth)
3 G 1.5 mm²
3 G 6 mm²
Circuit breaker
C curve
16 A
20 A
32A
Circuit breaker
C curve
16 A
32 A
- 35 -