8.2.3. Protection Control For Heating Operation
8.2.3.1. Intake Air Temperature Control
Compressor will operate at Max freq 94 (E15D), 128 (E18D, E21D) Hz if either one of the below conditions occur:
1. When the indoor intake air temperature is less than 21°C and remote control setting fan speed is lower Me-.
2. When the indoor intake air temperature is 35°C or above.
8.2.3.2. Outdoor Air Temperature Control
The Max current value is regulated in accordance to the outdoor air temperature as shown in the below figures.
8.2.3.3. Overload Protection Control
The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown in below figures.
32
CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE
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