Firefly FFD-3.8 - Power Source Installation

Installation Scheme:
Shut Off Valve
Solenoid Valve
Check Valve
Electric Heater
Water Pump
Y-Shape Filter
12
Flow Switch
Heat Pump
Controller
Heat Pump
Dinning Hall
Filter
Filter
Flow Switch
(can omit)
Guest Room
Sauna Room
Drainage
Water Tank
Check Valve
Water tank
temp. sensor
5.3 Power Source Installation
Recommended wire specification
2
3x1.5mm
Power Cable
LCD controller
SensorModel Water Pump
FFD-3.8
FFD-5.4
FFD-7.6
2
3x1.5mm
2
3x2.5mm
2
3x0.75mm
2
3x0.75mm
2
3x0.75mm
2
3x0.35mm
2
3x0.35mm
2
3x0.35mm
2
2x0.35mm
2
2x0.35mm
2
2x0.35mm
NOTE: the above specification is the lowest one we recommend. Please choose bigger wires if additional
power is required under installation.
FFD-9.3
2
3x2.5mm
2
3x0.75mm
2
3x0.35mm
2
2x0.35mm
FireFly Domestic Hot Water Air to Water Heat Pump