Midea M-Thermal Series Service Manual page 26

M‐Thermal Split
6.6 Smart grid control
Unit adjusts the operation according to different electrical signals to realize energy saving.
Free electric energy signal: DHW mode turn on, the setting temperature will be changed to 70℃ automatically, and the
TBH operate as below:T5<69. the TBH is on, T5 ≥ 70, the TBH is off. The unit operate in cooling/heating mode as the
normal logic.
Common electric energy signal: unit operates according to users' need.
Expensive electric energy signal: only available for cooling or heating mode and user can set the maximum operating time.
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Midea CAC Confidential