Main Functions - Daikin SiEN04-306D Service Manual

SiEN04-306D
Inverter Features The inverter provides the following features:
Frequency Limits
The following table shows the functions that define the minimum and maximum frequency:
Low
High
Forced Cooling
For more information, refer to "Forced operation mode" on page
Operation
Function and Control
The regulating capacity can be changed according to the changes in the outside
temperature and cooling/heating load.
Quick heating and quick cooling
The compressor rotational speed is increased when starting the heating (or cooling). This
enables a quick set temperature.
Air discharge
temperature
45°C
Start
Even during extreme cold weather, the high capacity is achieved. It is maintained even when
the outside temperature is 2°C.
Comfortable air conditioning
A detailed adjustment is integrated to ensure a fixed room temperature. It is possible to air
condition with a small room temperature variation.
Energy saving heating and cooling
Once the set temperature is reached, the energy saving operation enables to maintain the
room temperature at low power.
Frequency limits
Four way valve operation compensation. Refer to page 60.
Input current control. Refer to page 61.
Compressor protection function. Refer to page 60.
Heating peak-cut control. Refer to page 62.
Freeze-up protection control. Refer to page 62.
Defrost control. Refer to page 64.
inverter
normal heat pump
60 120
Limited during the activation of following functions

Main Functions

300 seconds
(R1187)
.
69
43