Anti-Freezing Control | Philips CS-E15DB4EW instruction

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

3.Control contents

In the outdoor fan speed no.

i)In protectorate Domain A is referred to as min 660 rpm.

ii)In protectorate Domain B, it is referred to as min 600 rpm.

4.Condition resolutive

It is canceled when it stops satisfying all of the above-mentioned.

8.2.2.3.Anti-Freezing Control

1.When indoor heat exchanger temperature is lower than 7°C continuously for six minutes, compressor will stop operating.

2.Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 13°C.

3.At the same time, indoor fan speed increase +20 rpm compared to its normal operation.

4.If indoor heat exchanger temperature is higher than 13°C for five minutes, the fan speed will return to its normal operation.

8.2.2.4.Anti-Dew Formation Control

a. Purpose

To prevent dew.

b. Control start conditions

When indoor are ceiling floor, duct and mini casette.

c. Control contents

Hz control is carried out according to the spray prevention status transmitted from indoor.

Spray prevention	Control contents
status(transmitted indoor)	Relative control domain	MAX domain

0 (it usually controls	Usually, control	Usually, control
1 (rise)	Relative change control priority	On tap up/10 seconds

2 (changeless)	Changeless	Changeless

3 (down)	-2 Hz/10 seconds	-2 Hz/10 seconds

Change is once to 10 seconds.

* Once the standup went into the down domain by Fcmax as for the Fcmax domain, it shifts to relative change control domain.

When the higher rank of relative control has this control and the status signal of 2-3 has come out.

Relative change control is stopped and follows directions of spray control.

Priority is given to the which is larger when freeze prevention down status and spray prevention down status are transmitted simultaneously.

In the case of spray status 0, it is referred to as maxFc.

CS-E15DB4EW specifications

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