UK VRF GEN 24 - Flipbook - Page 70
GENERAL INDEX
GHP/EHP Hybrid System
Panasonic’s reliable ECO G / ECOi technology provides energy savings, utilising the advantages of both gas and electricity
The hybrid system can offer intelligent operation logic for better economy and efficiency by taking the best of ECO G. A
heating and cooling system operating in a similar way to a hybrid car.
How to smartly operate a GHP and EHP system depending on your needs
4 different mode settings are available with the intelligent controller. Switch the operation between
GHP and EHP or operating both units together to maximize the effect for different requirements
such as economy and efficiency.
Economy mode
Efficiency mode
GHP priority mode
EHP priority mode
Partial load
Partial load
Partial load
Partial load
100%
100%
100%
100%
EHP
70%
GHP
30%
GHP
GHP
GHP
30%
EHP
EHP
EHP
Capacity (kW)
30%
EHP
EHP
Capacity (kW)
Capacity (kW)
Capacity (kW)
Optimal control example: Economy mode
Only EHP
Only GHP
1
2
Balanced operation
100%
3
3
2
GHP
30%
1
EHP
EHP
Capacity (kW)
OFF ON
ON OFF
ON ON
DHW priority mode in Hybryd + WHE System
When DHW is required during cooling operation by EHP, EHP is automatically turned “OFF” and GHP is turned “ON” to
produce DHW for free.
High efficiency mode.
DHW priority mode.
Hot water at
65 °C
outlet for free
WHE
OFF
WHE
ON
ON
DHW Tank
DHW Tank
Air to air
indoor units
OFF
70
OFF
Air to air
indoor units
ON
