Discharge Pipe Temperature Control; Divide The Zone; Management Within The Zones - Daikin Altherma EKHBH Series Service Manual

ESIE06-03
3.5

Discharge Pipe Temperature Control

Outline The discharge pipe temperature is used as the compressor's internal temperature. If the discharge
pipe temperature rises above a certain level, the operating frequency upper limit is set to keep this
temperature from going up further.

Divide the zone

A˚C
B˚C
Management within
the zones
Zone
Stop zone
Drooping zone
Keep zone
Reset zone
Part 2 – Functional Description
Stop zone
Drooping
zone
Keep zone
Discharge pipe Reset zone
temperature
71 class
A 120
B 111
C 109
D 107
E 107
Control contents
When the temperature reaches the stop zone, stop the compressor and cor-
rect abnormality.
Start the timer, and the frequency will be drooping.
Keep the upper limit of frequency.
Cancel the upper limit of frequency.
Outdoor Unit Functional Concept
C˚C
D˚C
E˚C
1
2
3
4
5
2–17